Merge tag 'asoc-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into next/boards

The asoc branch that was already merged into v3.4 contains some
board-level changes that conflict with patches we already have
here, so pull in that branch to resolve the conflicts.

Conflicts:
	arch/arm/mach-imx/mach-imx27_visstrim_m10.c
	arch/arm/mach-omap2/board-omap4panda.c

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[olof: Amended fix for mismerge as reported by Kevin Hilman]
Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/Documentation/devicetree/bindings/gpio/led.txt b/Documentation/devicetree/bindings/gpio/led.txt
index 141087c..fd2bd56 100644
--- a/Documentation/devicetree/bindings/gpio/led.txt
+++ b/Documentation/devicetree/bindings/gpio/led.txt
@@ -7,9 +7,9 @@
 node's name represents the name of the corresponding LED.
 
 LED sub-node properties:
-- gpios :  Should specify the LED's GPIO, see "Specifying GPIO information
-  for devices" in Documentation/devicetree/booting-without-of.txt.  Active
-  low LEDs should be indicated using flags in the GPIO specifier.
+- gpios :  Should specify the LED's GPIO, see "gpios property" in
+  Documentation/devicetree/gpio.txt.  Active low LEDs should be
+  indicated using flags in the GPIO specifier.
 - label :  (optional) The label for this LED.  If omitted, the label is
   taken from the node name (excluding the unit address).
 - linux,default-trigger :  (optional) This parameter, if present, is a
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index ca8ee14..82ac057 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -30,6 +30,7 @@
 nintendo	Nintendo
 nvidia	NVIDIA
 nxp	NXP Semiconductors
+picochip	Picochip Ltd
 powervr	Imagination Technologies
 qcom	Qualcomm, Inc.
 ramtron	Ramtron International
diff --git a/Documentation/hwmon/jc42 b/Documentation/hwmon/jc42
index a22ecf4..52729a7 100644
--- a/Documentation/hwmon/jc42
+++ b/Documentation/hwmon/jc42
@@ -7,21 +7,29 @@
     Addresses scanned: I2C 0x18 - 0x1f
     Datasheets:
 	http://www.analog.com/static/imported-files/data_sheets/ADT7408.pdf
-  * IDT TSE2002B3, TS3000B3
-    Prefix: 'tse2002b3', 'ts3000b3'
+  * Atmel AT30TS00
+    Prefix: 'at30ts00'
     Addresses scanned: I2C 0x18 - 0x1f
     Datasheets:
-	http://www.idt.com/products/getdoc.cfm?docid=18715691
-	http://www.idt.com/products/getdoc.cfm?docid=18715692
+	http://www.atmel.com/Images/doc8585.pdf
+  * IDT TSE2002B3, TSE2002GB2, TS3000B3, TS3000GB2
+    Prefix: 'tse2002', 'ts3000'
+    Addresses scanned: I2C 0x18 - 0x1f
+    Datasheets:
+	http://www.idt.com/sites/default/files/documents/IDT_TSE2002B3C_DST_20100512_120303152056.pdf
+	http://www.idt.com/sites/default/files/documents/IDT_TSE2002GB2A1_DST_20111107_120303145914.pdf
+	http://www.idt.com/sites/default/files/documents/IDT_TS3000B3A_DST_20101129_120303152013.pdf
+	http://www.idt.com/sites/default/files/documents/IDT_TS3000GB2A1_DST_20111104_120303151012.pdf
   * Maxim MAX6604
     Prefix: 'max6604'
     Addresses scanned: I2C 0x18 - 0x1f
     Datasheets:
 	http://datasheets.maxim-ic.com/en/ds/MAX6604.pdf
-  * Microchip MCP9805, MCP98242, MCP98243, MCP9843
-    Prefixes: 'mcp9805', 'mcp98242', 'mcp98243', 'mcp9843'
+  * Microchip MCP9804, MCP9805, MCP98242, MCP98243, MCP9843
+    Prefixes: 'mcp9804', 'mcp9805', 'mcp98242', 'mcp98243', 'mcp9843'
     Addresses scanned: I2C 0x18 - 0x1f
     Datasheets:
+	http://ww1.microchip.com/downloads/en/DeviceDoc/22203C.pdf
 	http://ww1.microchip.com/downloads/en/DeviceDoc/21977b.pdf
 	http://ww1.microchip.com/downloads/en/DeviceDoc/21996a.pdf
 	http://ww1.microchip.com/downloads/en/DeviceDoc/22153c.pdf
@@ -48,6 +56,12 @@
     Datasheets:
 	http://www.st.com/stonline/products/literature/ds/13447/stts424.pdf
 	http://www.st.com/stonline/products/literature/ds/13448/stts424e02.pdf
+  * ST Microelectronics STTS2002, STTS3000
+    Prefix: 'stts2002', 'stts3000'
+    Addresses scanned: I2C 0x18 - 0x1f
+    Datasheets:
+	http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00225278.pdf
+	http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATA_BRIEF/CD00270920.pdf
   * JEDEC JC 42.4 compliant temperature sensor chips
     Prefix: 'jc42'
     Addresses scanned: I2C 0x18 - 0x1f
diff --git a/Documentation/input/alps.txt b/Documentation/input/alps.txt
index f274c28..2f95308 100644
--- a/Documentation/input/alps.txt
+++ b/Documentation/input/alps.txt
@@ -13,7 +13,8 @@
 
 All ALPS touchpads should respond to the "E6 report" command sequence:
 E8-E6-E6-E6-E9. An ALPS touchpad should respond with either 00-00-0A or
-00-00-64.
+00-00-64 if no buttons are pressed. The bits 0-2 of the first byte will be 1s
+if some buttons are pressed.
 
 If the E6 report is successful, the touchpad model is identified using the "E7
 report" sequence: E8-E7-E7-E7-E9. The response is the model signature and is
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 033d4e6..d99fd9c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2211,6 +2211,12 @@
 
 			default: off.
 
+	printk.always_kmsg_dump=
+			Trigger kmsg_dump for cases other than kernel oops or
+			panics
+			Format: <bool>  (1/Y/y=enable, 0/N/n=disable)
+			default: disabled
+
 	printk.time=	Show timing data prefixed to each printk message line
 			Format: <bool>  (1/Y/y=enable, 0/N/n=disable)
 
diff --git a/MAINTAINERS b/MAINTAINERS
index 9a648eb..3321d75 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -269,7 +269,6 @@
 F:	drivers/platform/x86/wmi.c
 
 AD1889 ALSA SOUND DRIVER
-M:	Kyle McMartin <kyle@mcmartin.ca>
 M:	Thibaut Varene <T-Bone@parisc-linux.org>
 W:	http://wiki.parisc-linux.org/AD1889
 L:	linux-parisc@vger.kernel.org
@@ -963,7 +962,7 @@
 F:	drivers/platform/msm/
 F:	drivers/*/pm8???-*
 F:	include/linux/mfd/pm8xxx/
-T:	git git://codeaurora.org/quic/kernel/davidb/linux-msm.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/davidb/linux-msm.git
 S:	Maintained
 
 ARM/TOSA MACHINE SUPPORT
@@ -1311,7 +1310,7 @@
 F:	include/linux/atm*
 
 ATMEL AT91 MCI DRIVER
-M:	Nicolas Ferre <nicolas.ferre@atmel.com>
+M:	Ludovic Desroches <ludovic.desroches@atmel.com>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.atmel.com/products/AT91/
 W:	http://www.at91.com/
@@ -1319,7 +1318,7 @@
 F:	drivers/mmc/host/at91_mci.c
 
 ATMEL AT91 / AT32 MCI DRIVER
-M:	Nicolas Ferre <nicolas.ferre@atmel.com>
+M:	Ludovic Desroches <ludovic.desroches@atmel.com>
 S:	Maintained
 F:	drivers/mmc/host/atmel-mci.c
 F:	drivers/mmc/host/atmel-mci-regs.h
@@ -3047,7 +3046,6 @@
 F:	include/linux/hwspinlock.h
 
 HARMONY SOUND DRIVER
-M:	Kyle McMartin <kyle@mcmartin.ca>
 L:	linux-parisc@vger.kernel.org
 S:	Maintained
 F:	sound/parisc/harmony.*
@@ -3782,7 +3780,7 @@
 
 KERNEL AUTOMOUNTER v4 (AUTOFS4)
 M:	Ian Kent <raven@themaw.net>
-L:	autofs@linux.kernel.org
+L:	autofs@vger.kernel.org
 S:	Maintained
 F:	fs/autofs4/
 
@@ -4687,7 +4685,7 @@
 M:	Anton Altaparmakov <anton@tuxera.com>
 L:	linux-ntfs-dev@lists.sourceforge.net
 W:	http://www.tuxera.com/
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs-2.6.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs.git
 S:	Supported
 F:	Documentation/filesystems/ntfs.txt
 F:	fs/ntfs/
@@ -5000,9 +4998,8 @@
 F:	drivers/block/paride/
 
 PARISC ARCHITECTURE
-M:	Kyle McMartin <kyle@mcmartin.ca>
-M:	Helge Deller <deller@gmx.de>
 M:	"James E.J. Bottomley" <jejb@parisc-linux.org>
+M:	Helge Deller <deller@gmx.de>
 L:	linux-parisc@vger.kernel.org
 W:	http://www.parisc-linux.org/
 Q:	http://patchwork.kernel.org/project/linux-parisc/list/
@@ -5861,7 +5858,7 @@
 F:	drivers/mmc/host/sdhci-spear.c
 
 SECURITY SUBSYSTEM
-M:	James Morris <jmorris@namei.org>
+M:	James Morris <james.l.morris@oracle.com>
 L:	linux-security-module@vger.kernel.org (suggested Cc:)
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git
 W:	http://security.wiki.kernel.org/
@@ -5874,7 +5871,7 @@
 
 SELINUX SECURITY MODULE
 M:	Stephen Smalley <sds@tycho.nsa.gov>
-M:	James Morris <jmorris@namei.org>
+M:	James Morris <james.l.morris@oracle.com>
 M:	Eric Paris <eparis@parisplace.org>
 L:	selinux@tycho.nsa.gov (subscribers-only, general discussion)
 W:	http://selinuxproject.org
@@ -7274,7 +7271,7 @@
 M:	Wim Van Sebroeck <wim@iguana.be>
 L:	linux-watchdog@vger.kernel.org
 W:	http://www.linux-watchdog.org/
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog.git
+T:	git git://www.linux-watchdog.org/linux-watchdog.git
 S:	Maintained
 F:	Documentation/watchdog/
 F:	drivers/watchdog/
diff --git a/Makefile b/Makefile
index 4ddd641..56d4817 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 3
 SUBLEVEL = 0
-EXTRAVERSION = -rc4
+EXTRAVERSION = -rc7
 NAME = Saber-toothed Squirrel
 
 # *DOCUMENTATION*
diff --git a/arch/alpha/include/asm/futex.h b/arch/alpha/include/asm/futex.h
index e8a761a..f939794 100644
--- a/arch/alpha/include/asm/futex.h
+++ b/arch/alpha/include/asm/futex.h
@@ -108,7 +108,7 @@
 	"	lda	$31,3b-2b(%0)\n"
 	"	.previous\n"
 	:	"+r"(ret), "=&r"(prev), "=&r"(cmp)
-	:	"r"(uaddr), "r"((long)oldval), "r"(newval)
+	:	"r"(uaddr), "r"((long)(int)oldval), "r"(newval)
 	:	"memory");
 
 	*uval = prev;
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a48aecc..3cc5897 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1280,7 +1280,7 @@
 	depends on CPU_V7
 	help
 	  This option enables the workaround for the 743622 Cortex-A9
-	  (r2p0..r2p2) erratum. Under very rare conditions, a faulty
+	  (r2p*) erratum. Under very rare conditions, a faulty
 	  optimisation in the Cortex-A9 Store Buffer may lead to data
 	  corruption. This workaround sets a specific bit in the diagnostic
 	  register of the Cortex-A9 which disables the Store Buffer
@@ -1578,6 +1578,7 @@
 	int
 	default 1024 if ARCH_SHMOBILE || ARCH_TEGRA
 	default 350 if ARCH_U8500
+	default 264 if MACH_H4700
 	default 0
 	help
 	  Maximum number of GPIOs in the system.
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index e0d236d..03646c4 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -81,25 +81,6 @@
 	prompt "Kernel low-level debugging port"
 	depends on DEBUG_LL
 
-	config DEBUG_LL_UART_NONE
-		bool "No low-level debugging UART"
-		help
-		  Say Y here if your platform doesn't provide a UART option
-		  below. This relies on your platform choosing the right UART
-		  definition internally in order for low-level debugging to
-		  work.
-
-	config DEBUG_ICEDCC
-		bool "Kernel low-level debugging via EmbeddedICE DCC channel"
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to the EmbeddedICE macrocell's DCC channel using
-		  co-processor 14. This is known to work on the ARM9 style ICE
-		  channel and on the XScale with the PEEDI.
-
-		  Note that the system will appear to hang during boot if there
-		  is nothing connected to read from the DCC.
-
 	config AT91_DEBUG_LL_DBGU0
 		bool "Kernel low-level debugging on rm9200, 9260/9g20, 9261/9g10 and 9rl"
 		depends on HAVE_AT91_DBGU0
@@ -108,20 +89,6 @@
 		bool "Kernel low-level debugging on 9263, 9g45 and cap9"
 		depends on HAVE_AT91_DBGU1
 
-	config DEBUG_FOOTBRIDGE_COM1
-		bool "Kernel low-level debugging messages via footbridge 8250 at PCI COM1"
-		depends on FOOTBRIDGE
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to the 8250 at PCI COM1.
-
-	config DEBUG_DC21285_PORT
-		bool "Kernel low-level debugging messages via footbridge serial port"
-		depends on FOOTBRIDGE
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to the serial port in the DC21285 (Footbridge).
-
 	config DEBUG_CLPS711X_UART1
 		bool "Kernel low-level debugging messages via UART1"
 		depends on ARCH_CLPS711X
@@ -136,6 +103,20 @@
 		  Say Y here if you want the debug print routines to direct
 		  their output to the second serial port on these devices.
 
+	config DEBUG_DC21285_PORT
+		bool "Kernel low-level debugging messages via footbridge serial port"
+		depends on FOOTBRIDGE
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to the serial port in the DC21285 (Footbridge).
+
+	config DEBUG_FOOTBRIDGE_COM1
+		bool "Kernel low-level debugging messages via footbridge 8250 at PCI COM1"
+		depends on FOOTBRIDGE
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to the 8250 at PCI COM1.
+
 	config DEBUG_HIGHBANK_UART
 		bool "Kernel low-level debugging messages via Highbank UART"
 		depends on ARCH_HIGHBANK
@@ -206,55 +187,6 @@
 		  Say Y here if you want kernel low-level debugging support
 		  on i.MX6Q.
 
-	config DEBUG_S3C_UART0
-		depends on PLAT_SAMSUNG
-		bool "Use S3C UART 0 for low-level debug"
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to UART 0. The port must have been initialised
-		  by the boot-loader before use.
-
-		  The uncompressor code port configuration is now handled
-		  by CONFIG_S3C_LOWLEVEL_UART_PORT.
-
-	config DEBUG_S3C_UART1
-		depends on PLAT_SAMSUNG
-		bool "Use S3C UART 1 for low-level debug"
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to UART 1. The port must have been initialised
-		  by the boot-loader before use.
-
-		  The uncompressor code port configuration is now handled
-		  by CONFIG_S3C_LOWLEVEL_UART_PORT.
-
-	config DEBUG_S3C_UART2
-		depends on PLAT_SAMSUNG
-		bool "Use S3C UART 2 for low-level debug"
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to UART 2. The port must have been initialised
-		  by the boot-loader before use.
-
-		  The uncompressor code port configuration is now handled
-		  by CONFIG_S3C_LOWLEVEL_UART_PORT.
-
-	config DEBUG_REALVIEW_STD_PORT
-		bool "RealView Default UART"
-		depends on ARCH_REALVIEW
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to the serial port on RealView EB, PB11MP, PBA8
-		  and PBX platforms.
-
-	config DEBUG_REALVIEW_PB1176_PORT
-		bool "RealView PB1176 UART"
-		depends on MACH_REALVIEW_PB1176
-		help
-		  Say Y here if you want the debug print routines to direct
-		  their output to the standard serial port on the RealView
-		  PB1176 platform.
-
 	config DEBUG_MSM_UART1
 		bool "Kernel low-level debugging messages via MSM UART1"
 		depends on ARCH_MSM7X00A || ARCH_MSM7X30 || ARCH_QSD8X50
@@ -292,6 +224,74 @@
 		  Say Y here if you want the debug print routines to direct
 		  their output to the serial port on MSM 8960 devices.
 
+	config DEBUG_REALVIEW_STD_PORT
+		bool "RealView Default UART"
+		depends on ARCH_REALVIEW
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to the serial port on RealView EB, PB11MP, PBA8
+		  and PBX platforms.
+
+	config DEBUG_REALVIEW_PB1176_PORT
+		bool "RealView PB1176 UART"
+		depends on MACH_REALVIEW_PB1176
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to the standard serial port on the RealView
+		  PB1176 platform.
+
+	config DEBUG_S3C_UART0
+		depends on PLAT_SAMSUNG
+		bool "Use S3C UART 0 for low-level debug"
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to UART 0. The port must have been initialised
+		  by the boot-loader before use.
+
+		  The uncompressor code port configuration is now handled
+		  by CONFIG_S3C_LOWLEVEL_UART_PORT.
+
+	config DEBUG_S3C_UART1
+		depends on PLAT_SAMSUNG
+		bool "Use S3C UART 1 for low-level debug"
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to UART 1. The port must have been initialised
+		  by the boot-loader before use.
+
+		  The uncompressor code port configuration is now handled
+		  by CONFIG_S3C_LOWLEVEL_UART_PORT.
+
+	config DEBUG_S3C_UART2
+		depends on PLAT_SAMSUNG
+		bool "Use S3C UART 2 for low-level debug"
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to UART 2. The port must have been initialised
+		  by the boot-loader before use.
+
+		  The uncompressor code port configuration is now handled
+		  by CONFIG_S3C_LOWLEVEL_UART_PORT.
+
+	config DEBUG_LL_UART_NONE
+		bool "No low-level debugging UART"
+		help
+		  Say Y here if your platform doesn't provide a UART option
+		  below. This relies on your platform choosing the right UART
+		  definition internally in order for low-level debugging to
+		  work.
+
+	config DEBUG_ICEDCC
+		bool "Kernel low-level debugging via EmbeddedICE DCC channel"
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to the EmbeddedICE macrocell's DCC channel using
+		  co-processor 14. This is known to work on the ARM9 style ICE
+		  channel and on the XScale with the PEEDI.
+
+		  Note that the system will appear to hang during boot if there
+		  is nothing connected to read from the DCC.
+
 endchoice
 
 config EARLY_PRINTK
diff --git a/arch/arm/boot/.gitignore b/arch/arm/boot/.gitignore
index ce1c5ff..3c79f85 100644
--- a/arch/arm/boot/.gitignore
+++ b/arch/arm/boot/.gitignore
@@ -3,3 +3,4 @@
 xipImage
 bootpImage
 uImage
+*.dtb
diff --git a/arch/arm/boot/dts/kirkwood-dreamplug.dts b/arch/arm/boot/dts/kirkwood-dreamplug.dts
new file mode 100644
index 0000000..8a5dff8
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-dreamplug.dts
@@ -0,0 +1,25 @@
+/dts-v1/;
+
+/include/ "kirkwood.dtsi"
+
+/ {
+	model = "Globalscale Technologies Dreamplug";
+	compatible = "globalscale,dreamplug-003-ds2001", "globalscale,dreamplug", "marvell,kirkwood-88f6281", "marvell,kirkwood";
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x20000000>;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200n8 earlyprintk";
+	};
+
+	serial@f1012000 {
+		compatible = "ns16550a";
+		reg = <0xf1012000 0xff>;
+		reg-shift = <2>;
+		interrupts = <33>;
+		clock-frequency = <200000000>;
+	};
+};
diff --git a/arch/arm/boot/dts/kirkwood.dtsi b/arch/arm/boot/dts/kirkwood.dtsi
new file mode 100644
index 0000000..771c6bb
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood.dtsi
@@ -0,0 +1,6 @@
+/include/ "skeleton.dtsi"
+
+/ {
+	compatible = "marvell,kirkwood";
+};
+
diff --git a/arch/arm/boot/dts/tegra-paz00.dts b/arch/arm/boot/dts/tegra-paz00.dts
index 825d295..61f3858 100644
--- a/arch/arm/boot/dts/tegra-paz00.dts
+++ b/arch/arm/boot/dts/tegra-paz00.dts
@@ -35,6 +35,11 @@
 
 	i2c@7000d000 {
 		clock-frequency = <400000>;
+
+		adt7461@4c {
+			compatible = "adi,adt7461";
+			reg = <0x4c>;
+		};
 	};
 
 	serial@70006000 {
@@ -74,4 +79,25 @@
 	sdhci@c8000600 {
 		support-8bit;
 	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		power {
+			label = "Power";
+			gpios = <&gpio 79 1>; /* gpio PJ7, active low */
+			linux,code = <116>; /* KEY_POWER */
+			gpio-key,wakeup;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		wifi {
+			label = "wifi-led";
+			gpios = <&gpio 24 0>;
+			linux,default-trigger = "rfkill0";
+		};
+	};
 };
diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c
index d1bcd7b..fb1f1cf 100644
--- a/arch/arm/common/it8152.c
+++ b/arch/arm/common/it8152.c
@@ -320,13 +320,6 @@
 	return -EBUSY;
 }
 
-/*
- * If we set up a device for bus mastering, we need to check the latency
- * timer as we don't have even crappy BIOSes to set it properly.
- * The implementation is from arch/i386/pci/i386.c
- */
-unsigned int pcibios_max_latency = 255;
-
 /* ITE bridge requires setting latency timer to avoid early bus access
    termination by PCI bus master devices
 */
diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c
index d8e44a4..ff3ad22 100644
--- a/arch/arm/common/pl330.c
+++ b/arch/arm/common/pl330.c
@@ -1502,12 +1502,13 @@
 	struct pl330_thread *thrd = ch_id;
 	struct pl330_dmac *pl330;
 	unsigned long flags;
-	int ret = 0, active = thrd->req_running;
+	int ret = 0, active;
 
 	if (!thrd || thrd->free || thrd->dmac->state == DYING)
 		return -EINVAL;
 
 	pl330 = thrd->dmac;
+	active = thrd->req_running;
 
 	spin_lock_irqsave(&pl330->lock, flags);
 
diff --git a/arch/arm/configs/tegra_defconfig b/arch/arm/configs/tegra_defconfig
index fd5d304..351d670 100644
--- a/arch/arm/configs/tegra_defconfig
+++ b/arch/arm/configs/tegra_defconfig
@@ -11,11 +11,14 @@
 CONFIG_BLK_DEV_INITRD=y
 # CONFIG_ELF_CORE is not set
 CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
 CONFIG_SLAB=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_BLK_DEV_BSG is not set
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_EFI_PARTITION=y
 # CONFIG_IOSCHED_DEADLINE is not set
 # CONFIG_IOSCHED_CFQ is not set
 CONFIG_ARCH_TEGRA=y
@@ -27,18 +30,20 @@
 CONFIG_MACH_TRIMSLICE=y
 CONFIG_MACH_WARIO=y
 CONFIG_MACH_VENTANA=y
-CONFIG_TEGRA_DEBUG_UARTD=y
-CONFIG_ARM_ERRATA_742230=y
+CONFIG_TEGRA_EMC_SCALING_ENABLE=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
 CONFIG_SMP=y
-CONFIG_NR_CPUS=2
 CONFIG_PREEMPT=y
 CONFIG_AEABI=y
 # CONFIG_OABI_COMPAT is not set
 CONFIG_HIGHMEM=y
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_AUTO_ZRELADDR=y
+CONFIG_CPU_FREQ=y
+CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
+CONFIG_CPU_IDLE=y
 CONFIG_VFP=y
 CONFIG_NET=y
 CONFIG_PACKET=y
@@ -68,7 +73,6 @@
 # CONFIG_FIRMWARE_IN_KERNEL is not set
 CONFIG_PROC_DEVICETREE=y
 CONFIG_BLK_DEV_LOOP=y
-CONFIG_MISC_DEVICES=y
 CONFIG_AD525X_DPOT=y
 CONFIG_AD525X_DPOT_I2C=y
 CONFIG_ICS932S401=y
@@ -76,6 +80,7 @@
 CONFIG_ISL29003=y
 CONFIG_SCSI=y
 CONFIG_BLK_DEV_SD=y
+CONFIG_BLK_DEV_SR=y
 # CONFIG_SCSI_LOWLEVEL is not set
 CONFIG_NETDEVICES=y
 CONFIG_DUMMY=y
@@ -85,8 +90,7 @@
 CONFIG_USB_NET_SMSC75XX=y
 CONFIG_USB_NET_SMSC95XX=y
 # CONFIG_WLAN is not set
-# CONFIG_INPUT is not set
-# CONFIG_SERIO is not set
+CONFIG_INPUT_EVDEV=y
 # CONFIG_VT is not set
 # CONFIG_LEGACY_PTYS is not set
 # CONFIG_DEVKMEM is not set
@@ -96,13 +100,15 @@
 # CONFIG_HW_RANDOM is not set
 CONFIG_I2C=y
 # CONFIG_I2C_COMPAT is not set
-# CONFIG_I2C_HELPER_AUTO is not set
 CONFIG_I2C_TEGRA=y
 CONFIG_SPI=y
 CONFIG_SPI_TEGRA=y
 CONFIG_SENSORS_LM90=y
 CONFIG_MFD_TPS6586X=y
 CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
+CONFIG_REGULATOR_VIRTUAL_CONSUMER=y
+CONFIG_REGULATOR_GPIO=y
 CONFIG_REGULATOR_TPS6586X=y
 CONFIG_SOUND=y
 CONFIG_SND=y
@@ -116,11 +122,13 @@
 CONFIG_SND_SOC_TEGRA=y
 CONFIG_SND_SOC_TEGRA_WM8903=y
 CONFIG_SND_SOC_TEGRA_TRIMSLICE=y
+CONFIG_SND_SOC_TEGRA_ALC5632=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_TEGRA=y
 CONFIG_USB_STORAGE=y
 CONFIG_MMC=y
+CONFIG_MMC_BLOCK_MINORS=16
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_PLTFM=y
 CONFIG_MMC_SDHCI_TEGRA=y
@@ -130,6 +138,11 @@
 CONFIG_IIO=y
 CONFIG_SENSORS_ISL29018=y
 CONFIG_SENSORS_AK8975=y
+CONFIG_MFD_NVEC=y
+CONFIG_KEYBOARD_NVEC=y
+CONFIG_SERIO_NVEC_PS2=y
+CONFIG_TEGRA_IOMMU_GART=y
+CONFIG_TEGRA_IOMMU_SMMU=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT2_FS_XATTR=y
 CONFIG_EXT2_FS_POSIX_ACL=y
@@ -138,13 +151,12 @@
 # CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
 CONFIG_EXT3_FS_POSIX_ACL=y
 CONFIG_EXT3_FS_SECURITY=y
+CONFIG_EXT4_FS=y
 # CONFIG_DNOTIFY is not set
 CONFIG_VFAT_FS=y
 CONFIG_TMPFS=y
 CONFIG_NFS_FS=y
 CONFIG_ROOT_NFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_EFI_PARTITION=y
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ISO8859_1=y
 CONFIG_PRINTK_TIME=y
@@ -162,9 +174,8 @@
 CONFIG_DEBUG_LL=y
 CONFIG_EARLY_PRINTK=y
 CONFIG_CRYPTO_ECB=y
-CONFIG_CRYPTO_AES=y
 CONFIG_CRYPTO_ARC4=y
 CONFIG_CRYPTO_TWOFISH=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
+CONFIG_CRYPTO_DEV_TEGRA_AES=y
 CONFIG_CRC_CCITT=y
-CONFIG_CRC16=y
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 62f8095..23371b1 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -137,6 +137,11 @@
 	disable_irq
 	.endm
 
+	.macro	save_and_disable_irqs_notrace, oldcpsr
+	mrs	\oldcpsr, cpsr
+	disable_irq_notrace
+	.endm
+
 /*
  * Restore interrupt state previously stored in a register.  We don't
  * guarantee that this will preserve the flags.
diff --git a/arch/arm/include/asm/hardware/pl330.h b/arch/arm/include/asm/hardware/pl330.h
index 575fa81..c182138 100644
--- a/arch/arm/include/asm/hardware/pl330.h
+++ b/arch/arm/include/asm/hardware/pl330.h
@@ -41,7 +41,7 @@
 	DCCTRL1, /* Bufferable only */
 	DCCTRL2, /* Cacheable, but do not allocate */
 	DCCTRL3, /* Cacheable and bufferable, but do not allocate */
-	DINVALID1 = 8,
+	DINVALID1,              /* AWCACHE = 0x1000 */
 	DINVALID2,
 	DCCTRL6, /* Cacheable write-through, allocate on writes only */
 	DCCTRL7, /* Cacheable write-back, allocate on writes only */
diff --git a/arch/arm/include/asm/pmu.h b/arch/arm/include/asm/pmu.h
index b5a5be2..90114fa 100644
--- a/arch/arm/include/asm/pmu.h
+++ b/arch/arm/include/asm/pmu.h
@@ -134,7 +134,7 @@
 
 u64 armpmu_event_update(struct perf_event *event,
 			struct hw_perf_event *hwc,
-			int idx, int overflow);
+			int idx);
 
 int armpmu_event_set_period(struct perf_event *event,
 			    struct hw_perf_event *hwc,
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index ce280b8..cb8d638 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -22,6 +22,7 @@
 #include <asm/hw_breakpoint.h>
 #include <asm/ptrace.h>
 #include <asm/types.h>
+#include <asm/system.h>
 
 #ifdef __KERNEL__
 #define STACK_TOP	((current->personality & ADDR_LIMIT_32BIT) ? \
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index e4c96cc..424aa45 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -110,6 +110,7 @@
 
 void soft_restart(unsigned long);
 extern void (*arm_pm_restart)(char str, const char *cmd);
+extern void (*arm_pm_idle)(void);
 
 #define UDBG_UNDEFINED	(1 << 0)
 #define UDBG_SYSCALL	(1 << 1)
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 4dd0eda..1651d49 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -242,6 +242,7 @@
 
 	memcpy(dst_pgd, src_pgd, sizeof(pgd_t) * (EASI_SIZE / PGDIR_SIZE));
 
+	vma.vm_flags = VM_EXEC;
 	vma.vm_mm = mm;
 
 	flush_tlb_range(&vma, IO_START, IO_START + IO_SIZE);
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 5bb91bf..b2abfa1 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -180,7 +180,7 @@
 u64
 armpmu_event_update(struct perf_event *event,
 		    struct hw_perf_event *hwc,
-		    int idx, int overflow)
+		    int idx)
 {
 	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);
 	u64 delta, prev_raw_count, new_raw_count;
@@ -193,13 +193,7 @@
 			     new_raw_count) != prev_raw_count)
 		goto again;
 
-	new_raw_count &= armpmu->max_period;
-	prev_raw_count &= armpmu->max_period;
-
-	if (overflow)
-		delta = armpmu->max_period - prev_raw_count + new_raw_count + 1;
-	else
-		delta = new_raw_count - prev_raw_count;
+	delta = (new_raw_count - prev_raw_count) & armpmu->max_period;
 
 	local64_add(delta, &event->count);
 	local64_sub(delta, &hwc->period_left);
@@ -216,7 +210,7 @@
 	if (hwc->idx < 0)
 		return;
 
-	armpmu_event_update(event, hwc, hwc->idx, 0);
+	armpmu_event_update(event, hwc, hwc->idx);
 }
 
 static void
@@ -232,7 +226,7 @@
 	if (!(hwc->state & PERF_HES_STOPPED)) {
 		armpmu->disable(hwc, hwc->idx);
 		barrier(); /* why? */
-		armpmu_event_update(event, hwc, hwc->idx, 0);
+		armpmu_event_update(event, hwc, hwc->idx);
 		hwc->state |= PERF_HES_STOPPED | PERF_HES_UPTODATE;
 	}
 }
@@ -518,7 +512,13 @@
 	hwc->config_base	    |= (unsigned long)mapping;
 
 	if (!hwc->sample_period) {
-		hwc->sample_period  = armpmu->max_period;
+		/*
+		 * For non-sampling runs, limit the sample_period to half
+		 * of the counter width. That way, the new counter value
+		 * is far less likely to overtake the previous one unless
+		 * you have some serious IRQ latency issues.
+		 */
+		hwc->sample_period  = armpmu->max_period >> 1;
 		hwc->last_period    = hwc->sample_period;
 		local64_set(&hwc->period_left, hwc->sample_period);
 	}
@@ -680,6 +680,28 @@
 }
 
 /*
+ * PMU hardware loses all context when a CPU goes offline.
+ * When a CPU is hotplugged back in, since some hardware registers are
+ * UNKNOWN at reset, the PMU must be explicitly reset to avoid reading
+ * junk values out of them.
+ */
+static int __cpuinit pmu_cpu_notify(struct notifier_block *b,
+					unsigned long action, void *hcpu)
+{
+	if ((action & ~CPU_TASKS_FROZEN) != CPU_STARTING)
+		return NOTIFY_DONE;
+
+	if (cpu_pmu && cpu_pmu->reset)
+		cpu_pmu->reset(NULL);
+
+	return NOTIFY_OK;
+}
+
+static struct notifier_block __cpuinitdata pmu_cpu_notifier = {
+	.notifier_call = pmu_cpu_notify,
+};
+
+/*
  * CPU PMU identification and registration.
  */
 static int __init
@@ -730,6 +752,7 @@
 		pr_info("enabled with %s PMU driver, %d counters available\n",
 			cpu_pmu->name, cpu_pmu->num_events);
 		cpu_pmu_init(cpu_pmu);
+		register_cpu_notifier(&pmu_cpu_notifier);
 		armpmu_register(cpu_pmu, "cpu", PERF_TYPE_RAW);
 	} else {
 		pr_info("no hardware support available\n");
diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c
index 533be99..b78af0c 100644
--- a/arch/arm/kernel/perf_event_v6.c
+++ b/arch/arm/kernel/perf_event_v6.c
@@ -467,23 +467,6 @@
 	raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
 }
 
-static int counter_is_active(unsigned long pmcr, int idx)
-{
-	unsigned long mask = 0;
-	if (idx == ARMV6_CYCLE_COUNTER)
-		mask = ARMV6_PMCR_CCOUNT_IEN;
-	else if (idx == ARMV6_COUNTER0)
-		mask = ARMV6_PMCR_COUNT0_IEN;
-	else if (idx == ARMV6_COUNTER1)
-		mask = ARMV6_PMCR_COUNT1_IEN;
-
-	if (mask)
-		return pmcr & mask;
-
-	WARN_ONCE(1, "invalid counter number (%d)\n", idx);
-	return 0;
-}
-
 static irqreturn_t
 armv6pmu_handle_irq(int irq_num,
 		    void *dev)
@@ -513,7 +496,8 @@
 		struct perf_event *event = cpuc->events[idx];
 		struct hw_perf_event *hwc;
 
-		if (!counter_is_active(pmcr, idx))
+		/* Ignore if we don't have an event. */
+		if (!event)
 			continue;
 
 		/*
@@ -524,7 +508,7 @@
 			continue;
 
 		hwc = &event->hw;
-		armpmu_event_update(event, hwc, idx, 1);
+		armpmu_event_update(event, hwc, idx);
 		data.period = event->hw.last_period;
 		if (!armpmu_event_set_period(event, hwc, idx))
 			continue;
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index 6933244..4d7095a 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/arch/arm/kernel/perf_event_v7.c
@@ -809,6 +809,11 @@
 
 	counter = ARMV7_IDX_TO_COUNTER(idx);
 	asm volatile("mcr p15, 0, %0, c9, c14, 2" : : "r" (BIT(counter)));
+	isb();
+	/* Clear the overflow flag in case an interrupt is pending. */
+	asm volatile("mcr p15, 0, %0, c9, c12, 3" : : "r" (BIT(counter)));
+	isb();
+
 	return idx;
 }
 
@@ -955,6 +960,10 @@
 		struct perf_event *event = cpuc->events[idx];
 		struct hw_perf_event *hwc;
 
+		/* Ignore if we don't have an event. */
+		if (!event)
+			continue;
+
 		/*
 		 * We have a single interrupt for all counters. Check that
 		 * each counter has overflowed before we process it.
@@ -963,7 +972,7 @@
 			continue;
 
 		hwc = &event->hw;
-		armpmu_event_update(event, hwc, idx, 1);
+		armpmu_event_update(event, hwc, idx);
 		data.period = event->hw.last_period;
 		if (!armpmu_event_set_period(event, hwc, idx))
 			continue;
diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c
index 3b99d82..71a21e6 100644
--- a/arch/arm/kernel/perf_event_xscale.c
+++ b/arch/arm/kernel/perf_event_xscale.c
@@ -255,11 +255,14 @@
 		struct perf_event *event = cpuc->events[idx];
 		struct hw_perf_event *hwc;
 
+		if (!event)
+			continue;
+
 		if (!xscale1_pmnc_counter_has_overflowed(pmnc, idx))
 			continue;
 
 		hwc = &event->hw;
-		armpmu_event_update(event, hwc, idx, 1);
+		armpmu_event_update(event, hwc, idx);
 		data.period = event->hw.last_period;
 		if (!armpmu_event_set_period(event, hwc, idx))
 			continue;
@@ -592,11 +595,14 @@
 		struct perf_event *event = cpuc->events[idx];
 		struct hw_perf_event *hwc;
 
-		if (!xscale2_pmnc_counter_has_overflowed(pmnc, idx))
+		if (!event)
+			continue;
+
+		if (!xscale2_pmnc_counter_has_overflowed(of_flags, idx))
 			continue;
 
 		hwc = &event->hw;
-		armpmu_event_update(event, hwc, idx, 1);
+		armpmu_event_update(event, hwc, idx);
 		data.period = event->hw.last_period;
 		if (!armpmu_event_set_period(event, hwc, idx))
 			continue;
@@ -663,7 +669,7 @@
 static void
 xscale2pmu_disable_event(struct hw_perf_event *hwc, int idx)
 {
-	unsigned long flags, ien, evtsel;
+	unsigned long flags, ien, evtsel, of_flags;
 	struct pmu_hw_events *events = cpu_pmu->get_hw_events();
 
 	ien = xscale2pmu_read_int_enable();
@@ -672,26 +678,31 @@
 	switch (idx) {
 	case XSCALE_CYCLE_COUNTER:
 		ien &= ~XSCALE2_CCOUNT_INT_EN;
+		of_flags = XSCALE2_CCOUNT_OVERFLOW;
 		break;
 	case XSCALE_COUNTER0:
 		ien &= ~XSCALE2_COUNT0_INT_EN;
 		evtsel &= ~XSCALE2_COUNT0_EVT_MASK;
 		evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT0_EVT_SHFT;
+		of_flags = XSCALE2_COUNT0_OVERFLOW;
 		break;
 	case XSCALE_COUNTER1:
 		ien &= ~XSCALE2_COUNT1_INT_EN;
 		evtsel &= ~XSCALE2_COUNT1_EVT_MASK;
 		evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT1_EVT_SHFT;
+		of_flags = XSCALE2_COUNT1_OVERFLOW;
 		break;
 	case XSCALE_COUNTER2:
 		ien &= ~XSCALE2_COUNT2_INT_EN;
 		evtsel &= ~XSCALE2_COUNT2_EVT_MASK;
 		evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT2_EVT_SHFT;
+		of_flags = XSCALE2_COUNT2_OVERFLOW;
 		break;
 	case XSCALE_COUNTER3:
 		ien &= ~XSCALE2_COUNT3_INT_EN;
 		evtsel &= ~XSCALE2_COUNT3_EVT_MASK;
 		evtsel |= XSCALE_PERFCTR_UNUSED << XSCALE2_COUNT3_EVT_SHFT;
+		of_flags = XSCALE2_COUNT3_OVERFLOW;
 		break;
 	default:
 		WARN_ONCE(1, "invalid counter number (%d)\n", idx);
@@ -701,6 +712,7 @@
 	raw_spin_lock_irqsave(&events->pmu_lock, flags);
 	xscale2pmu_write_event_select(evtsel);
 	xscale2pmu_write_int_enable(ien);
+	xscale2pmu_write_overflow_flags(of_flags);
 	raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
 }
 
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 971d65c..008e7ce 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -61,8 +61,6 @@
 
 static volatile int hlt_counter;
 
-#include <mach/system.h>
-
 void disable_hlt(void)
 {
 	hlt_counter++;
@@ -181,13 +179,17 @@
 EXPORT_SYMBOL_GPL(cpu_idle_wait);
 
 /*
- * This is our default idle handler.  We need to disable
- * interrupts here to ensure we don't miss a wakeup call.
+ * This is our default idle handler.
  */
+
+void (*arm_pm_idle)(void);
+
 static void default_idle(void)
 {
-	if (!need_resched())
-		arch_idle();
+	if (arm_pm_idle)
+		arm_pm_idle();
+	else
+		cpu_do_idle();
 	local_irq_enable();
 }
 
@@ -215,6 +217,10 @@
 				cpu_die();
 #endif
 
+			/*
+			 * We need to disable interrupts here
+			 * to ensure we don't miss a wakeup call.
+			 */
 			local_irq_disable();
 #ifdef CONFIG_PL310_ERRATA_769419
 			wmb();
@@ -222,19 +228,18 @@
 			if (hlt_counter) {
 				local_irq_enable();
 				cpu_relax();
-			} else {
+			} else if (!need_resched()) {
 				stop_critical_timings();
 				if (cpuidle_idle_call())
 					pm_idle();
 				start_critical_timings();
 				/*
-				 * This will eventually be removed - pm_idle
-				 * functions should always return with IRQs
-				 * enabled.
+				 * pm_idle functions must always
+				 * return with IRQs enabled.
 				 */
 				WARN_ON(irqs_disabled());
+			} else
 				local_irq_enable();
-			}
 		}
 		leds_event(led_idle_end);
 		rcu_idle_exit();
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index e33870f..ede6443 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -23,6 +23,7 @@
 #include <linux/perf_event.h>
 #include <linux/hw_breakpoint.h>
 #include <linux/regset.h>
+#include <linux/audit.h>
 
 #include <asm/pgtable.h>
 #include <asm/system.h>
@@ -904,6 +905,12 @@
 	return ret;
 }
 
+#ifdef __ARMEB__
+#define AUDIT_ARCH_NR AUDIT_ARCH_ARMEB
+#else
+#define AUDIT_ARCH_NR AUDIT_ARCH_ARM
+#endif
+
 asmlinkage int syscall_trace(int why, struct pt_regs *regs, int scno)
 {
 	unsigned long ip;
@@ -918,7 +925,7 @@
 	if (!ip)
 		audit_syscall_exit(regs);
 	else
-		audit_syscall_entry(AUDIT_ARCH_ARMEB, scno, regs->ARM_r0,
+		audit_syscall_entry(AUDIT_ARCH_NR, scno, regs->ARM_r0,
 				    regs->ARM_r1, regs->ARM_r2, regs->ARM_r3);
 
 	if (!test_thread_flag(TIF_SYSCALL_TRACE))
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index 4285daa..7a79b24 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -129,7 +129,7 @@
 
 static int twd_cpufreq_init(void)
 {
-	if (!IS_ERR(twd_clk))
+	if (twd_evt && *__this_cpu_ptr(twd_evt) && !IS_ERR(twd_clk))
 		return cpufreq_register_notifier(&twd_cpufreq_nb,
 			CPUFREQ_TRANSITION_NOTIFIER);
 
diff --git a/arch/arm/mach-at91/at91cap9.c b/arch/arm/mach-at91/at91cap9.c
index a42edc2..8967d75 100644
--- a/arch/arm/mach-at91/at91cap9.c
+++ b/arch/arm/mach-at91/at91cap9.c
@@ -14,6 +14,7 @@
 
 #include <linux/module.h>
 
+#include <asm/proc-fns.h>
 #include <asm/irq.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -313,6 +314,12 @@
 	}
 };
 
+static void at91cap9_idle(void)
+{
+	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+	cpu_do_idle();
+}
+
 /* --------------------------------------------------------------------
  *  AT91CAP9 processor initialization
  * -------------------------------------------------------------------- */
@@ -332,6 +339,7 @@
 
 static void __init at91cap9_initialize(void)
 {
+	arm_pm_idle = at91cap9_idle;
 	arm_pm_restart = at91sam9g45_restart;
 	at91_extern_irq = (1 << AT91CAP9_ID_IRQ0) | (1 << AT91CAP9_ID_IRQ1);
 
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index 99c3174..dd6e2de 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -289,6 +289,15 @@
 	}
 };
 
+static void at91rm9200_idle(void)
+{
+	/*
+	 * Disable the processor clock.  The processor will be automatically
+	 * re-enabled by an interrupt or by a reset.
+	 */
+	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+}
+
 static void at91rm9200_restart(char mode, const char *cmd)
 {
 	/*
@@ -314,6 +323,7 @@
 
 static void __init at91rm9200_initialize(void)
 {
+	arm_pm_idle = at91rm9200_idle;
 	arm_pm_restart = at91rm9200_restart;
 	at91_extern_irq = (1 << AT91RM9200_ID_IRQ0) | (1 << AT91RM9200_ID_IRQ1)
 			| (1 << AT91RM9200_ID_IRQ2) | (1 << AT91RM9200_ID_IRQ3)
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index d4036ba..9ac8c6f 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -12,6 +12,7 @@
 
 #include <linux/module.h>
 
+#include <asm/proc-fns.h>
 #include <asm/irq.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -328,8 +329,15 @@
 	at91sam9_ioremap_smc(0, AT91SAM9260_BASE_SMC);
 }
 
+static void at91sam9260_idle(void)
+{
+	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+	cpu_do_idle();
+}
+
 static void __init at91sam9260_initialize(void)
 {
+	arm_pm_idle = at91sam9260_idle;
 	arm_pm_restart = at91sam9_alt_restart;
 	at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
 			| (1 << AT91SAM9260_ID_IRQ2);
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index 023c2ff..ab76868 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c
@@ -12,6 +12,7 @@
 
 #include <linux/module.h>
 
+#include <asm/proc-fns.h>
 #include <asm/irq.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -286,8 +287,15 @@
 	at91sam9_ioremap_smc(0, AT91SAM9261_BASE_SMC);
 }
 
+static void at91sam9261_idle(void)
+{
+	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+	cpu_do_idle();
+}
+
 static void __init at91sam9261_initialize(void)
 {
+	arm_pm_idle = at91sam9261_idle;
 	arm_pm_restart = at91sam9_alt_restart;
 	at91_extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1)
 			| (1 << AT91SAM9261_ID_IRQ2);
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index 75e876c..247ab63 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -12,6 +12,7 @@
 
 #include <linux/module.h>
 
+#include <asm/proc-fns.h>
 #include <asm/irq.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -307,8 +308,15 @@
 	at91sam9_ioremap_smc(1, AT91SAM9263_BASE_SMC1);
 }
 
+static void at91sam9263_idle(void)
+{
+	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+	cpu_do_idle();
+}
+
 static void __init at91sam9263_initialize(void)
 {
+	arm_pm_idle = at91sam9263_idle;
 	arm_pm_restart = at91sam9_alt_restart;
 	at91_extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1);
 
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 1cb6a96..5b12192 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -317,6 +317,12 @@
 	}
 };
 
+static void at91sam9g45_idle(void)
+{
+	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+	cpu_do_idle();
+}
+
 /* --------------------------------------------------------------------
  *  AT91SAM9G45 processor initialization
  * -------------------------------------------------------------------- */
@@ -337,6 +343,7 @@
 
 static void __init at91sam9g45_initialize(void)
 {
+	arm_pm_idle = at91sam9g45_idle;
 	arm_pm_restart = at91sam9g45_restart;
 	at91_extern_irq = (1 << AT91SAM9G45_ID_IRQ0);
 
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index b7582dd..96e2adc 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -38,10 +38,6 @@
 #if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
 static u64 hdmac_dmamask = DMA_BIT_MASK(32);
 
-static struct at_dma_platform_data atdma_pdata = {
-	.nr_channels	= 8,
-};
-
 static struct resource hdmac_resources[] = {
 	[0] = {
 		.start	= AT91SAM9G45_BASE_DMA,
@@ -56,12 +52,11 @@
 };
 
 static struct platform_device at_hdmac_device = {
-	.name		= "at_hdmac",
+	.name		= "at91sam9g45_dma",
 	.id		= -1,
 	.dev		= {
 				.dma_mask		= &hdmac_dmamask,
 				.coherent_dma_mask	= DMA_BIT_MASK(32),
-				.platform_data		= &atdma_pdata,
 	},
 	.resource	= hdmac_resources,
 	.num_resources	= ARRAY_SIZE(hdmac_resources),
@@ -69,9 +64,15 @@
 
 void __init at91_add_device_hdmac(void)
 {
-	dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
-	dma_cap_set(DMA_SLAVE, atdma_pdata.cap_mask);
-	platform_device_register(&at_hdmac_device);
+#if defined(CONFIG_OF)
+	struct device_node *of_node =
+		of_find_node_by_name(NULL, "dma-controller");
+
+	if (of_node)
+		of_node_put(of_node);
+	else
+#endif
+		platform_device_register(&at_hdmac_device);
 }
 #else
 void __init at91_add_device_hdmac(void) {}
diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c
index d2c91a8..fd60e22 100644
--- a/arch/arm/mach-at91/at91sam9rl.c
+++ b/arch/arm/mach-at91/at91sam9rl.c
@@ -11,6 +11,7 @@
 
 #include <linux/module.h>
 
+#include <asm/proc-fns.h>
 #include <asm/irq.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -291,8 +292,15 @@
 	at91sam9_ioremap_smc(0, AT91SAM9RL_BASE_SMC);
 }
 
+static void at91sam9rl_idle(void)
+{
+	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+	cpu_do_idle();
+}
+
 static void __init at91sam9rl_initialize(void)
 {
+	arm_pm_idle = at91sam9rl_idle;
 	arm_pm_restart = at91sam9_alt_restart;
 	at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);
 
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 61908dc..9be71c1 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -33,10 +33,6 @@
 #if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
 static u64 hdmac_dmamask = DMA_BIT_MASK(32);
 
-static struct at_dma_platform_data atdma_pdata = {
-	.nr_channels	= 2,
-};
-
 static struct resource hdmac_resources[] = {
 	[0] = {
 		.start	= AT91SAM9RL_BASE_DMA,
@@ -51,12 +47,11 @@
 };
 
 static struct platform_device at_hdmac_device = {
-	.name		= "at_hdmac",
+	.name		= "at91sam9rl_dma",
 	.id		= -1,
 	.dev		= {
 				.dma_mask		= &hdmac_dmamask,
 				.coherent_dma_mask	= DMA_BIT_MASK(32),
-				.platform_data		= &atdma_pdata,
 	},
 	.resource	= hdmac_resources,
 	.num_resources	= ARRAY_SIZE(hdmac_resources),
@@ -64,7 +59,6 @@
 
 void __init at91_add_device_hdmac(void)
 {
-	dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
 	platform_device_register(&at_hdmac_device);
 }
 #else
diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c
index 56ba3bd..0154b7f 100644
--- a/arch/arm/mach-at91/at91x40.c
+++ b/arch/arm/mach-at91/at91x40.c
@@ -13,6 +13,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/irq.h>
+#include <asm/proc-fns.h>
 #include <asm/mach/arch.h>
 #include <mach/at91x40.h>
 #include <mach/at91_st.h>
@@ -37,8 +38,19 @@
 	return AT91X40_MASTER_CLOCK;
 }
 
+static void at91x40_idle(void)
+{
+	/*
+	 * Disable the processor clock.  The processor will be automatically
+	 * re-enabled by an interrupt or by a reset.
+	 */
+	at91_sys_write(AT91_PS_CR, AT91_PS_CR_CPU);
+	cpu_do_idle();
+}
+
 void __init at91x40_initialize(unsigned long main_clock)
 {
+	arm_pm_idle = at91x40_idle;
 	at91_extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1)
 			| (1 << AT91X40_ID_IRQ2);
 }
diff --git a/arch/arm/mach-at91/include/mach/system.h b/arch/arm/mach-at91/include/mach/system.h
deleted file mode 100644
index cbd64f3..0000000
--- a/arch/arm/mach-at91/include/mach/system.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * arch/arm/mach-at91/include/mach/system.h
- *
- *  Copyright (C) 2003 SAN People
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-#include <mach/hardware.h>
-#include <mach/at91_st.h>
-#include <mach/at91_dbgu.h>
-#include <mach/at91_pmc.h>
-
-static inline void arch_idle(void)
-{
-	/*
-	 * Disable the processor clock.  The processor will be automatically
-	 * re-enabled by an interrupt or by a reset.
-	 */
-#ifdef AT91_PS
-	at91_sys_write(AT91_PS_CR, AT91_PS_CR_CPU);
-#else
-	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
-#endif
-#ifndef CONFIG_CPU_ARM920T
-	/*
-	 * Set the processor (CP15) into 'Wait for Interrupt' mode.
-	 * Post-RM9200 processors need this in conjunction with the above
-	 * to save power when idle.
-	 */
-	cpu_do_idle();
-#endif
-}
-
-#endif
diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c
index 6b67b7e..22e4e0a 100644
--- a/arch/arm/mach-bcmring/core.c
+++ b/arch/arm/mach-bcmring/core.c
@@ -52,27 +52,8 @@
 #include <mach/csp/chipcHw_inline.h>
 #include <mach/csp/tmrHw_reg.h>
 
-#define AMBA_DEVICE(name, initname, base, plat, size)       \
-static struct amba_device name##_device = {     \
-   .dev = {                                     \
-      .coherent_dma_mask = ~0,                  \
-      .init_name = initname,                    \
-      .platform_data = plat                     \
-   },                                           \
-   .res = {                                     \
-      .start = MM_ADDR_IO_##base,               \
-		.end = MM_ADDR_IO_##base + (size) - 1,    \
-      .flags = IORESOURCE_MEM                   \
-   },                                           \
-   .dma_mask = ~0,                              \
-   .irq = {                                     \
-      IRQ_##base                                \
-   }                                            \
-}
-
-
-AMBA_DEVICE(uartA, "uarta", UARTA, NULL, SZ_4K);
-AMBA_DEVICE(uartB, "uartb", UARTB, NULL, SZ_4K);
+static AMBA_APB_DEVICE(uartA, "uarta", MM_ADDR_IO_UARTA, { IRQ_UARTA }, NULL);
+static AMBA_APB_DEVICE(uartB, "uartb", MM_ADDR_IO_UARTB, { IRQ_UARTB }, NULL);
 
 static struct clk pll1_clk = {
 	.name = "PLL1",
diff --git a/arch/arm/mach-bcmring/include/mach/system.h b/arch/arm/mach-bcmring/include/mach/system.h
deleted file mode 100644
index cb78250..0000000
--- a/arch/arm/mach-bcmring/include/mach/system.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- *
- *  Copyright (C) 1999 ARM Limited
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c
index ab1711b..8736c1a 100644
--- a/arch/arm/mach-clps711x/common.c
+++ b/arch/arm/mach-clps711x/common.c
@@ -225,3 +225,19 @@
 {
 	soft_restart(0);
 }
+
+static void clps711x_idle(void)
+{
+	clps_writel(1, HALT);
+	__asm__ __volatile__(
+	"mov    r0, r0\n\
+	mov     r0, r0");
+}
+
+static int __init clps711x_idle_init(void)
+{
+	arm_pm_idle = clps711x_idle;
+	return 0;
+}
+
+arch_initcall(clps711x_idle_init);
diff --git a/arch/arm/mach-clps711x/include/mach/system.h b/arch/arm/mach-clps711x/include/mach/system.h
deleted file mode 100644
index 23d6ef8..0000000
--- a/arch/arm/mach-clps711x/include/mach/system.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- *  arch/arm/mach-clps711x/include/mach/system.h
- *
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-#include <linux/io.h>
-#include <mach/hardware.h>
-#include <asm/hardware/clps7111.h>
-
-static inline void arch_idle(void)
-{
-	clps_writel(1, HALT);
-	__asm__ __volatile__(
-	"mov	r0, r0\n\
-	mov	r0, r0");
-}
-
-#endif
diff --git a/arch/arm/mach-cns3xxx/include/mach/system.h b/arch/arm/mach-cns3xxx/include/mach/system.h
deleted file mode 100644
index 9e56b7d..0000000
--- a/arch/arm/mach-cns3xxx/include/mach/system.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Copyright 2000 Deep Blue Solutions Ltd
- * Copyright 2003 ARM Limited
- * Copyright 2008 Cavium Networks
- *
- * This file is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, Version 2, as
- * published by the Free Software Foundation.
- */
-
-#ifndef __MACH_SYSTEM_H
-#define __MACH_SYSTEM_H
-
-#include <asm/proc-fns.h>
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-davinci/include/mach/system.h b/arch/arm/mach-davinci/include/mach/system.h
deleted file mode 100644
index fcb7a01..0000000
--- a/arch/arm/mach-davinci/include/mach/system.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * DaVinci system defines
- *
- * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
- *
- * 2007 (c) MontaVista Software, Inc. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-#include <mach/common.h>
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif /* __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-dove/include/mach/system.h b/arch/arm/mach-dove/include/mach/system.h
deleted file mode 100644
index 3027954..0000000
--- a/arch/arm/mach-dove/include/mach/system.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * arch/arm/mach-dove/include/mach/system.h
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c
index 294aad0..804c912 100644
--- a/arch/arm/mach-ebsa110/core.c
+++ b/arch/arm/mach-ebsa110/core.c
@@ -271,8 +271,33 @@
 	&am79c961_device,
 };
 
+/*
+ * EBSA110 idling methodology:
+ *
+ * We can not execute the "wait for interrupt" instruction since that
+ * will stop our MCLK signal (which provides the clock for the glue
+ * logic, and therefore the timer interrupt).
+ *
+ * Instead, we spin, polling the IRQ_STAT register for the occurrence
+ * of any interrupt with core clock down to the memory clock.
+ */
+static void ebsa110_idle(void)
+{
+	const char *irq_stat = (char *)0xff000000;
+
+	/* disable clock switching */
+	asm volatile ("mcr p15, 0, ip, c15, c2, 2" : : : "cc");
+
+	/* wait for an interrupt to occur */
+	while (!*irq_stat);
+
+	/* enable clock switching */
+	asm volatile ("mcr p15, 0, ip, c15, c1, 2" : : : "cc");
+}
+
 static int __init ebsa110_init(void)
 {
+	arm_pm_idle = ebsa110_idle;
 	return platform_add_devices(ebsa110_devices, ARRAY_SIZE(ebsa110_devices));
 }
 
diff --git a/arch/arm/mach-ebsa110/include/mach/system.h b/arch/arm/mach-ebsa110/include/mach/system.h
deleted file mode 100644
index 2e4af65..0000000
--- a/arch/arm/mach-ebsa110/include/mach/system.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- *  arch/arm/mach-ebsa110/include/mach/system.h
- *
- *  Copyright (C) 1996-2000 Russell King.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-/*
- * EBSA110 idling methodology:
- *
- * We can not execute the "wait for interrupt" instruction since that
- * will stop our MCLK signal (which provides the clock for the glue
- * logic, and therefore the timer interrupt).
- *
- * Instead, we spin, polling the IRQ_STAT register for the occurrence
- * of any interrupt with core clock down to the memory clock.
- */
-static inline void arch_idle(void)
-{
-	const char *irq_stat = (char *)0xff000000;
-
-	/* disable clock switching */
-	asm volatile ("mcr p15, 0, ip, c15, c2, 2" : : : "cc");
-
-	/* wait for an interrupt to occur */
-	while (!*irq_stat);
-
-	/* enable clock switching */
-	asm volatile ("mcr p15, 0, ip, c15, c1, 2" : : : "cc");
-}
-
-#endif
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index b5c1dae..41f0d68 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -279,48 +279,14 @@
 	.set_mctrl	= ep93xx_uart_set_mctrl,
 };
 
-static struct amba_device uart1_device = {
-	.dev		= {
-		.init_name	= "apb:uart1",
-		.platform_data	= &ep93xx_uart_data,
-	},
-	.res		= {
-		.start	= EP93XX_UART1_PHYS_BASE,
-		.end	= EP93XX_UART1_PHYS_BASE + 0x0fff,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_EP93XX_UART1, NO_IRQ },
-	.periphid	= 0x00041010,
-};
+static AMBA_APB_DEVICE(uart1, "apb:uart1", 0x00041010, EP93XX_UART1_PHYS_BASE,
+	{ IRQ_EP93XX_UART1 }, &ep93xx_uart_data);
 
-static struct amba_device uart2_device = {
-	.dev		= {
-		.init_name	= "apb:uart2",
-		.platform_data	= &ep93xx_uart_data,
-	},
-	.res		= {
-		.start	= EP93XX_UART2_PHYS_BASE,
-		.end	= EP93XX_UART2_PHYS_BASE + 0x0fff,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_EP93XX_UART2, NO_IRQ },
-	.periphid	= 0x00041010,
-};
+static AMBA_APB_DEVICE(uart2, "apb:uart2", 0x00041010, EP93XX_UART2_PHYS_BASE,
+	{ IRQ_EP93XX_UART2 }, &ep93xx_uart_data);
 
-static struct amba_device uart3_device = {
-	.dev		= {
-		.init_name	= "apb:uart3",
-		.platform_data	= &ep93xx_uart_data,
-	},
-	.res		= {
-		.start	= EP93XX_UART3_PHYS_BASE,
-		.end	= EP93XX_UART3_PHYS_BASE + 0x0fff,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_EP93XX_UART3, NO_IRQ },
-	.periphid	= 0x00041010,
-};
-
+static AMBA_APB_DEVICE(uart3, "apb:uart3", 0x00041010, EP93XX_UART3_PHYS_BASE,
+	{ IRQ_EP93XX_UART3 }, &ep93xx_uart_data);
 
 static struct resource ep93xx_rtc_resource[] = {
 	{
diff --git a/arch/arm/mach-ep93xx/include/mach/system.h b/arch/arm/mach-ep93xx/include/mach/system.h
deleted file mode 100644
index b5bec7c..0000000
--- a/arch/arm/mach-ep93xx/include/mach/system.h
+++ /dev/null
@@ -1,7 +0,0 @@
-/*
- * arch/arm/mach-ep93xx/include/mach/system.h
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-ep93xx/vision_ep9307.c b/arch/arm/mach-ep93xx/vision_ep9307.c
index d5fb44f..d67d0b4 100644
--- a/arch/arm/mach-ep93xx/vision_ep9307.c
+++ b/arch/arm/mach-ep93xx/vision_ep9307.c
@@ -34,6 +34,7 @@
 #include <mach/ep93xx_spi.h>
 #include <mach/gpio-ep93xx.h>
 
+#include <asm/hardware/vic.h>
 #include <asm/mach-types.h>
 #include <asm/mach/map.h>
 #include <asm/mach/arch.h>
@@ -361,6 +362,7 @@
 	.atag_offset	= 0x100,
 	.map_io		= vision_map_io,
 	.init_irq	= ep93xx_init_irq,
+	.handle_irq	= vic_handle_irq,
 	.timer		= &ep93xx_timer,
 	.init_machine	= vision_init_machine,
 	.restart	= ep93xx_restart,
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 5d602f6..1f81bfa 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -183,7 +183,9 @@
 	select S5P_DEV_FIMC1
 	select S5P_DEV_FIMC2
 	select S5P_DEV_FIMC3
+	select S5P_DEV_G2D
 	select S5P_DEV_I2C_HDMIPHY
+	select S5P_DEV_JPEG
 	select S5P_DEV_MFC
 	select S5P_DEV_TV
 	select S5P_DEV_USB_EHCI
@@ -230,7 +232,9 @@
 	select S5P_DEV_FIMC1
 	select S5P_DEV_FIMC2
 	select S5P_DEV_FIMC3
+	select S5P_DEV_G2D
 	select S5P_DEV_CSIS0
+	select S5P_DEV_JPEG
 	select S5P_DEV_FIMD0
 	select S3C_DEV_HSMMC
 	select S3C_DEV_HSMMC2
@@ -268,11 +272,14 @@
 	select S3C_DEV_I2C1
 	select S3C_DEV_I2C3
 	select S3C_DEV_I2C5
+	select S3C_DEV_I2C6
 	select S5P_DEV_CSIS0
+	select S5P_DEV_JPEG
 	select S5P_DEV_FIMC0
 	select S5P_DEV_FIMC1
 	select S5P_DEV_FIMC2
 	select S5P_DEV_FIMC3
+	select S5P_DEV_G2D
 	select S5P_DEV_MFC
 	select S5P_DEV_USB_EHCI
 	select S5P_SETUP_MIPIPHY
@@ -283,6 +290,7 @@
 	select EXYNOS4_SETUP_I2C1
 	select EXYNOS4_SETUP_I2C3
 	select EXYNOS4_SETUP_I2C5
+	select EXYNOS4_SETUP_I2C6
 	select EXYNOS4_SETUP_SDHCI
 	select EXYNOS4_SETUP_USB_PHY
 	select S5P_SETUP_MIPIPHY
@@ -303,7 +311,9 @@
 	select S5P_DEV_FIMC2
 	select S5P_DEV_FIMC3
 	select S5P_DEV_FIMD0
+	select S5P_DEV_G2D
 	select S5P_DEV_I2C_HDMIPHY
+	select S5P_DEV_JPEG
 	select S5P_DEV_MFC
 	select S5P_DEV_TV
 	select S5P_DEV_USB_EHCI
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index c59e188..031c1e5 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -201,14 +201,6 @@
 	},
 };
 
-static void exynos_idle(void)
-{
-	if (!need_resched())
-		cpu_do_idle();
-
-	local_irq_enable();
-}
-
 void exynos4_restart(char mode, const char *cmd)
 {
 	__raw_writel(0x1, S5P_SWRESET);
@@ -467,10 +459,6 @@
 int __init exynos_init(void)
 {
 	printk(KERN_INFO "EXYNOS: Initializing architecture\n");
-
-	/* set idle function */
-	pm_idle = exynos_idle;
-
 	return device_register(&exynos4_dev);
 }
 
diff --git a/arch/arm/mach-exynos/dma.c b/arch/arm/mach-exynos/dma.c
index b10fcd2..91370de 100644
--- a/arch/arm/mach-exynos/dma.c
+++ b/arch/arm/mach-exynos/dma.c
@@ -74,21 +74,8 @@
 	.peri_id = pdma0_peri,
 };
 
-struct amba_device exynos4_device_pdma0 = {
-	.dev = {
-		.init_name = "dma-pl330.0",
-		.dma_mask = &dma_dmamask,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-		.platform_data = &exynos4_pdma0_pdata,
-	},
-	.res = {
-		.start = EXYNOS4_PA_PDMA0,
-		.end = EXYNOS4_PA_PDMA0 + SZ_4K,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_PDMA0, NO_IRQ},
-	.periphid = 0x00041330,
-};
+AMBA_AHB_DEVICE(exynos4_pdma0, "dma-pl330.0", 0x00041330, EXYNOS4_PA_PDMA0,
+	{IRQ_PDMA0}, &exynos4_pdma0_pdata);
 
 u8 pdma1_peri[] = {
 	DMACH_PCM0_RX,
@@ -123,21 +110,8 @@
 	.peri_id = pdma1_peri,
 };
 
-struct amba_device exynos4_device_pdma1 = {
-	.dev = {
-		.init_name = "dma-pl330.1",
-		.dma_mask = &dma_dmamask,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-		.platform_data = &exynos4_pdma1_pdata,
-	},
-	.res = {
-		.start = EXYNOS4_PA_PDMA1,
-		.end = EXYNOS4_PA_PDMA1 + SZ_4K,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_PDMA1, NO_IRQ},
-	.periphid = 0x00041330,
-};
+AMBA_AHB_DEVICE(exynos4_pdma1,  "dma-pl330.1", 0x00041330, EXYNOS4_PA_PDMA1,
+	{IRQ_PDMA1}, &exynos4_pdma1_pdata);
 
 static int __init exynos4_dma_init(void)
 {
@@ -146,11 +120,11 @@
 
 	dma_cap_set(DMA_SLAVE, exynos4_pdma0_pdata.cap_mask);
 	dma_cap_set(DMA_CYCLIC, exynos4_pdma0_pdata.cap_mask);
-	amba_device_register(&exynos4_device_pdma0, &iomem_resource);
+	amba_device_register(&exynos4_pdma0_device, &iomem_resource);
 
 	dma_cap_set(DMA_SLAVE, exynos4_pdma1_pdata.cap_mask);
 	dma_cap_set(DMA_CYCLIC, exynos4_pdma1_pdata.cap_mask);
-	amba_device_register(&exynos4_device_pdma1, &iomem_resource);
+	amba_device_register(&exynos4_pdma1_device, &iomem_resource);
 
 	return 0;
 }
diff --git a/arch/arm/mach-exynos/include/mach/system.h b/arch/arm/mach-exynos/include/mach/system.h
deleted file mode 100644
index 0063a6d..0000000
--- a/arch/arm/mach-exynos/include/mach/system.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/* linux/arch/arm/mach-exynos4/include/mach/system.h
- *
- * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com
- *
- * EXYNOS4 - system support header
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H __FILE__
-
-static void arch_idle(void)
-{
-	/* nothing here yet */
-}
-#endif /* __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c
index 435261f..32bb7b3 100644
--- a/arch/arm/mach-exynos/mach-nuri.c
+++ b/arch/arm/mach-exynos/mach-nuri.c
@@ -28,6 +28,7 @@
 
 #include <video/platform_lcd.h>
 #include <media/m5mols.h>
+#include <media/s5k6aa.h>
 #include <media/s5p_fimc.h>
 #include <media/v4l2-mediabus.h>
 
@@ -75,6 +76,7 @@
 	FIXED_REG_ID_MAX8903,
 	FIXED_REG_ID_CAM_A28V,
 	FIXED_REG_ID_CAM_12V,
+	FIXED_REG_ID_CAM_VT_15V,
 };
 
 static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = {
@@ -399,6 +401,9 @@
 static struct regulator_consumer_supply __initdata max8997_ldo5_[] = {
 	REGULATOR_SUPPLY("vhsic", "modemctl"), /* MODEM */
 };
+static struct regulator_consumer_supply nuri_max8997_ldo6_consumer[] = {
+	REGULATOR_SUPPLY("vdd_reg", "6-003c"), /* S5K6AA camera */
+};
 static struct regulator_consumer_supply __initdata max8997_ldo7_[] = {
 	REGULATOR_SUPPLY("dig_18", "0-001f"), /* HCD803 */
 };
@@ -431,7 +436,7 @@
 	REGULATOR_SUPPLY("vdd_arm", NULL), /* CPUFREQ */
 };
 static struct regulator_consumer_supply __initdata max8997_buck2_[] = {
-	REGULATOR_SUPPLY("vdd_int", NULL), /* CPUFREQ */
+	REGULATOR_SUPPLY("vdd_int", "exynos4210-busfreq.0"), /* CPUFREQ */
 };
 static struct regulator_consumer_supply __initdata max8997_buck3_[] = {
 	REGULATOR_SUPPLY("vdd", "mali_dev.0"), /* G3D of Exynos 4 */
@@ -546,6 +551,8 @@
 			.enabled	= 1,
 		},
 	},
+	.num_consumer_supplies	= ARRAY_SIZE(nuri_max8997_ldo6_consumer),
+	.consumer_supplies	= nuri_max8997_ldo6_consumer,
 };
 
 static struct regulator_init_data __initdata max8997_ldo7_data = {
@@ -742,7 +749,7 @@
 	.constraints	= {
 		.name		= "VINT_1.1V_C210",
 		.min_uV		= 900000,
-		.max_uV		= 1100000,
+		.max_uV		= 1200000,
 		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
 		.always_on	= 1,
 		.state_mem	= {
@@ -957,7 +964,6 @@
 	.regulators		= nuri_max8997_regulators,
 
 	.buck125_gpios = { EXYNOS4_GPX0(5), EXYNOS4_GPX0(6), EXYNOS4_GPL0(0) },
-	.buck2_gpiodvs = true,
 
 	.buck1_voltage[0] = 1350000, /* 1.35V */
 	.buck1_voltage[1] = 1300000, /* 1.3V */
@@ -1116,7 +1122,30 @@
 }
 
 /* CAMERA */
+static struct regulator_consumer_supply cam_vt_cam15_supply =
+	REGULATOR_SUPPLY("vdd_core", "6-003c");
+
+static struct regulator_init_data cam_vt_cam15_reg_init_data = {
+	.constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
+	.num_consumer_supplies = 1,
+	.consumer_supplies = &cam_vt_cam15_supply,
+};
+
+static struct fixed_voltage_config cam_vt_cam15_fixed_voltage_cfg = {
+	.supply_name	= "VT_CAM_1.5V",
+	.microvolts	= 1500000,
+	.gpio		= EXYNOS4_GPE2(2), /* VT_CAM_1.5V_EN */
+	.enable_high	= 1,
+	.init_data	= &cam_vt_cam15_reg_init_data,
+};
+
+static struct platform_device cam_vt_cam15_fixed_rdev = {
+	.name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_VT_15V,
+	.dev = { .platform_data	= &cam_vt_cam15_fixed_voltage_cfg },
+};
+
 static struct regulator_consumer_supply cam_vdda_supply[] = {
+	REGULATOR_SUPPLY("vdda", "6-003c"),
 	REGULATOR_SUPPLY("a_sensor", "0-001f"),
 };
 
@@ -1173,6 +1202,21 @@
 
 #define GPIO_CAM_MEGA_RST	EXYNOS4_GPY3(7) /* ISP_RESET */
 #define GPIO_CAM_8M_ISP_INT	EXYNOS4_GPL2(5)
+#define GPIO_CAM_VT_NSTBY	EXYNOS4_GPL2(0)
+#define GPIO_CAM_VT_NRST	EXYNOS4_GPL2(1)
+
+static struct s5k6aa_platform_data s5k6aa_pldata = {
+	.mclk_frequency	= 24000000UL,
+	.gpio_reset	= { GPIO_CAM_VT_NRST, 0 },
+	.gpio_stby	= { GPIO_CAM_VT_NSTBY, 0 },
+	.bus_type	= V4L2_MBUS_PARALLEL,
+	.horiz_flip	= 1,
+};
+
+static struct i2c_board_info s5k6aa_board_info = {
+	I2C_BOARD_INFO("S5K6AA", 0x3c),
+	.platform_data = &s5k6aa_pldata,
+};
 
 static struct m5mols_platform_data m5mols_platdata = {
 	.gpio_reset = GPIO_CAM_MEGA_RST,
@@ -1185,6 +1229,13 @@
 
 static struct s5p_fimc_isp_info nuri_camera_sensors[] = {
 	{
+		.flags		= V4L2_MBUS_PCLK_SAMPLE_RISING |
+				  V4L2_MBUS_VSYNC_ACTIVE_LOW,
+		.bus_type	= FIMC_ITU_601,
+		.board_info	= &s5k6aa_board_info,
+		.clk_frequency	= 24000000UL,
+		.i2c_bus_num	= 6,
+	}, {
 		.flags		= V4L2_MBUS_PCLK_SAMPLE_FALLING |
 				  V4L2_MBUS_VSYNC_ACTIVE_LOW,
 		.bus_type	= FIMC_MIPI_CSI2,
@@ -1200,11 +1251,13 @@
 };
 
 static struct gpio nuri_camera_gpios[] = {
+	{ GPIO_CAM_VT_NSTBY,	GPIOF_OUT_INIT_LOW, "CAM_VGA_NSTBY" },
+	{ GPIO_CAM_VT_NRST,	GPIOF_OUT_INIT_LOW, "CAM_VGA_NRST"  },
 	{ GPIO_CAM_8M_ISP_INT,	GPIOF_IN,           "8M_ISP_INT"  },
 	{ GPIO_CAM_MEGA_RST,	GPIOF_OUT_INIT_LOW, "CAM_8M_NRST" },
 };
 
-static void nuri_camera_init(void)
+static void __init nuri_camera_init(void)
 {
 	s3c_set_platdata(&mipi_csis_platdata, sizeof(mipi_csis_platdata),
 			 &s5p_device_mipi_csis0);
@@ -1224,6 +1277,8 @@
 		pr_err("%s: Failed to configure 8M_ISP_INT GPIO\n", __func__);
 
 	/* Free GPIOs controlled directly by the sensor drivers. */
+	gpio_free(GPIO_CAM_VT_NRST);
+	gpio_free(GPIO_CAM_VT_NSTBY);
 	gpio_free(GPIO_CAM_MEGA_RST);
 
 	if (exynos4_fimc_setup_gpio(S5P_CAMPORT_A)) {
@@ -1234,15 +1289,27 @@
 	s5p_gpio_set_drvstr(EXYNOS4_GPJ1(3), S5P_GPIO_DRVSTR_LV4);
 }
 
+static struct s3c2410_platform_i2c nuri_i2c6_platdata __initdata = {
+	.frequency	= 400000U,
+	.sda_delay	= 200,
+	.bus_num	= 6,
+};
+
 static struct s3c2410_platform_i2c nuri_i2c0_platdata __initdata = {
 	.frequency	= 400000U,
 	.sda_delay	= 200,
 };
 
+/* DEVFREQ controlling memory/bus */
+static struct platform_device exynos4_bus_devfreq = {
+	.name			= "exynos4210-busfreq",
+};
+
 static struct platform_device *nuri_devices[] __initdata = {
 	/* Samsung Platform Devices */
 	&s3c_device_i2c5, /* PMIC should initialize first */
 	&s3c_device_i2c0,
+	&s3c_device_i2c6,
 	&emmc_fixed_voltage,
 	&s5p_device_mipi_csis0,
 	&s5p_device_fimc0,
@@ -1259,6 +1326,8 @@
 	&s3c_device_i2c3,
 	&i2c9_gpio,
 	&s3c_device_adc,
+	&s5p_device_g2d,
+	&s5p_device_jpeg,
 	&s3c_device_rtc,
 	&s5p_device_mfc,
 	&s5p_device_mfc_l,
@@ -1274,8 +1343,10 @@
 	&nuri_backlight_device,
 	&max8903_fixed_reg_dev,
 	&nuri_max8903_device,
+	&cam_vt_cam15_fixed_rdev,
 	&cam_vdda_fixed_rdev,
 	&cam_8m_12v_fixed_rdev,
+	&exynos4_bus_devfreq,
 };
 
 static void __init nuri_map_io(void)
@@ -1305,6 +1376,7 @@
 	i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
 	i2c9_devs[I2C9_MAX17042].irq = gpio_to_irq(EXYNOS4_GPX2(3));
 	i2c_register_board_info(9, i2c9_devs, ARRAY_SIZE(i2c9_devs));
+	s3c_i2c6_set_platdata(&nuri_i2c6_platdata);
 
 	s5p_fimd0_set_platdata(&nuri_fb_pdata);
 
diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c
index 0679b8a..686d182 100644
--- a/arch/arm/mach-exynos/mach-origen.c
+++ b/arch/arm/mach-exynos/mach-origen.c
@@ -20,6 +20,7 @@
 #include <linux/regulator/machine.h>
 #include <linux/mfd/max8997.h>
 #include <linux/lcd.h>
+#include <linux/rfkill-gpio.h>
 
 #include <asm/mach/arch.h>
 #include <asm/hardware/gic.h>
@@ -235,6 +236,7 @@
 		.min_uV		= 2800000,
 		.max_uV		= 2800000,
 		.apply_uV	= 1,
+		.always_on	= 1,
 		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
 		.state_mem	= {
 			.disabled	= 1,
@@ -278,6 +280,7 @@
 		.min_uV		= 1800000,
 		.max_uV		= 1800000,
 		.apply_uV	= 1,
+		.always_on	= 1,
 		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
 		.state_mem	= {
 			.disabled	= 1,
@@ -293,6 +296,7 @@
 		.min_uV		= 3300000,
 		.max_uV		= 3300000,
 		.apply_uV	= 1,
+		.always_on	= 1,
 		.valid_ops_mask	= REGULATOR_CHANGE_STATUS,
 		.state_mem	= {
 			.disabled	= 1,
@@ -602,6 +606,23 @@
 	.setup_gpio	= exynos4_fimd0_gpio_setup_24bpp,
 };
 
+/* Bluetooth rfkill gpio platform data */
+struct rfkill_gpio_platform_data origen_bt_pdata = {
+	.reset_gpio	= EXYNOS4_GPX2(2),
+	.shutdown_gpio	= -1,
+	.type		= RFKILL_TYPE_BLUETOOTH,
+	.name		= "origen-bt",
+};
+
+/* Bluetooth Platform device */
+static struct platform_device origen_device_bluetooth = {
+	.name		= "rfkill_gpio",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &origen_bt_pdata,
+	},
+};
+
 static struct platform_device *origen_devices[] __initdata = {
 	&s3c_device_hsmmc2,
 	&s3c_device_hsmmc0,
@@ -613,9 +634,12 @@
 	&s5p_device_fimc1,
 	&s5p_device_fimc2,
 	&s5p_device_fimc3,
+	&s5p_device_fimc_md,
 	&s5p_device_fimd0,
+	&s5p_device_g2d,
 	&s5p_device_hdmi,
 	&s5p_device_i2c_hdmiphy,
+	&s5p_device_jpeg,
 	&s5p_device_mfc,
 	&s5p_device_mfc_l,
 	&s5p_device_mfc_r,
@@ -630,6 +654,7 @@
 	&exynos4_device_pd[PD_MFC],
 	&origen_device_gpiokeys,
 	&origen_lcd_hv070wsa,
+	&origen_device_bluetooth,
 };
 
 /* LCD Backlight data */
@@ -643,6 +668,16 @@
 	.pwm_period_ns	= 1000,
 };
 
+static void __init origen_bt_setup(void)
+{
+	gpio_request(EXYNOS4_GPA0(0), "GPIO BT_UART");
+	/* 4 UART Pins configuration */
+	s3c_gpio_cfgrange_nopull(EXYNOS4_GPA0(0), 4, S3C_GPIO_SFN(2));
+	/* Setup BT Reset, this gpio will be requesed by rfkill-gpio */
+	s3c_gpio_cfgpin(EXYNOS4_GPX2(2), S3C_GPIO_OUTPUT);
+	s3c_gpio_setpull(EXYNOS4_GPX2(2), S3C_GPIO_PULL_NONE);
+}
+
 static void s5p_tv_setup(void)
 {
 	/* Direct HPD to HDMI chip */
@@ -703,6 +738,8 @@
 	s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev;
 
 	samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data);
+
+	origen_bt_setup();
 }
 
 MACHINE_START(ORIGEN, "ORIGEN")
diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c
index b2c5557..5a2a21e 100644
--- a/arch/arm/mach-exynos/mach-smdkv310.c
+++ b/arch/arm/mach-exynos/mach-smdkv310.c
@@ -270,6 +270,9 @@
 	&s5p_device_fimc1,
 	&s5p_device_fimc2,
 	&s5p_device_fimc3,
+	&s5p_device_fimc_md,
+	&s5p_device_g2d,
+	&s5p_device_jpeg,
 	&exynos4_device_ac97,
 	&exynos4_device_i2s0,
 	&exynos4_device_ohci,
diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c
index 0fc65ff..bdc7a22 100644
--- a/arch/arm/mach-exynos/mach-universal_c210.c
+++ b/arch/arm/mach-exynos/mach-universal_c210.c
@@ -13,6 +13,7 @@
 #include <linux/i2c.h>
 #include <linux/gpio_keys.h>
 #include <linux/gpio.h>
+#include <linux/interrupt.h>
 #include <linux/fb.h>
 #include <linux/mfd/max8998.h>
 #include <linux/regulator/machine.h>
@@ -46,6 +47,7 @@
 #include <media/v4l2-mediabus.h>
 #include <media/s5p_fimc.h>
 #include <media/m5mols.h>
+#include <media/s5k6aa.h>
 
 #include "common.h"
 
@@ -122,8 +124,10 @@
 static struct regulator_consumer_supply lp3974_buck2_consumer =
 	REGULATOR_SUPPLY("vddg3d", NULL);
 
-static struct regulator_consumer_supply lp3974_buck3_consumer =
-	REGULATOR_SUPPLY("vdet", "s5p-sdo");
+static struct regulator_consumer_supply lp3974_buck3_consumer[] = {
+	REGULATOR_SUPPLY("vdet", "s5p-sdo"),
+	REGULATOR_SUPPLY("vdd_reg", "0-003c"),
+};
 
 static struct regulator_init_data lp3974_buck1_data = {
 	.constraints	= {
@@ -168,8 +172,8 @@
 			.enabled	= 1,
 		},
 	},
-	.num_consumer_supplies = 1,
-	.consumer_supplies = &lp3974_buck3_consumer,
+	.num_consumer_supplies = ARRAY_SIZE(lp3974_buck3_consumer),
+	.consumer_supplies = lp3974_buck3_consumer,
 };
 
 static struct regulator_init_data lp3974_buck4_data = {
@@ -302,6 +306,9 @@
 	.consumer_supplies = lp3974_ldo8_consumer,
 };
 
+static struct regulator_consumer_supply lp3974_ldo9_consumer =
+	REGULATOR_SUPPLY("vddio", "0-003c");
+
 static struct regulator_init_data lp3974_ldo9_data = {
 	.constraints	= {
 		.name		= "VCC_2.8V",
@@ -313,6 +320,8 @@
 			.enabled	= 1,
 		},
 	},
+	.num_consumer_supplies	= 1,
+	.consumer_supplies	= &lp3974_ldo9_consumer,
 };
 
 static struct regulator_init_data lp3974_ldo10_data = {
@@ -411,6 +420,7 @@
 };
 
 static struct regulator_consumer_supply lp3974_ldo16_consumer[] = {
+	REGULATOR_SUPPLY("vdda", "0-003c"),
 	REGULATOR_SUPPLY("a_sensor", "0-001f"),
 };
 
@@ -595,6 +605,7 @@
 	.threshold	= 0x28,
 	.voltage	= 2800000,		/* 2.8V */
 	.orient		= MXT_DIAGONAL,
+	.irqflags	= IRQF_TRIGGER_FALLING,
 };
 
 static struct i2c_board_info i2c3_devs[] __initdata = {
@@ -817,6 +828,8 @@
 	},
 	.max_bpp	= 32,
 	.default_bpp	= 16,
+	.virtual_x	= 480,
+	.virtual_y	= 2 * 800,
 };
 
 static struct s3c_fb_platdata universal_lcd_pdata __initdata = {
@@ -828,6 +841,28 @@
 	.setup_gpio	= exynos4_fimd0_gpio_setup_24bpp,
 };
 
+static struct regulator_consumer_supply cam_vt_dio_supply =
+	REGULATOR_SUPPLY("vdd_core", "0-003c");
+
+static struct regulator_init_data cam_vt_dio_reg_init_data = {
+	.constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS },
+	.num_consumer_supplies = 1,
+	.consumer_supplies = &cam_vt_dio_supply,
+};
+
+static struct fixed_voltage_config cam_vt_dio_fixed_voltage_cfg = {
+	.supply_name	= "CAM_VT_D_IO",
+	.microvolts	= 2800000,
+	.gpio		= EXYNOS4_GPE2(1), /* CAM_PWR_EN2 */
+	.enable_high	= 1,
+	.init_data	= &cam_vt_dio_reg_init_data,
+};
+
+static struct platform_device cam_vt_dio_fixed_reg_dev = {
+	.name = "reg-fixed-voltage", .id = FIXED_REG_ID_CAM_VT_DIO,
+	.dev = { .platform_data	= &cam_vt_dio_fixed_voltage_cfg },
+};
+
 static struct regulator_consumer_supply cam_i_core_supply =
 	REGULATOR_SUPPLY("core", "0-001f");
 
@@ -883,6 +918,28 @@
 #define GPIO_CAM_LEVEL_EN(n)	EXYNOS4_GPE4(n + 3)
 #define GPIO_CAM_8M_ISP_INT	EXYNOS4_GPX1(5)	/* XEINT_13 */
 #define GPIO_CAM_MEGA_nRST	EXYNOS4_GPE2(5)
+#define GPIO_CAM_VGA_NRST	EXYNOS4_GPE4(7)
+#define GPIO_CAM_VGA_NSTBY	EXYNOS4_GPE4(6)
+
+static int s5k6aa_set_power(int on)
+{
+	gpio_set_value(GPIO_CAM_LEVEL_EN(2), !!on);
+	return 0;
+}
+
+static struct s5k6aa_platform_data s5k6aa_platdata = {
+	.mclk_frequency	= 21600000UL,
+	.gpio_reset	= { GPIO_CAM_VGA_NRST, 0 },
+	.gpio_stby	= { GPIO_CAM_VGA_NSTBY, 0 },
+	.bus_type	= V4L2_MBUS_PARALLEL,
+	.horiz_flip	= 1,
+	.set_power	= s5k6aa_set_power,
+};
+
+static struct i2c_board_info s5k6aa_board_info = {
+	I2C_BOARD_INFO("S5K6AA", 0x3C),
+	.platform_data = &s5k6aa_platdata,
+};
 
 static int m5mols_set_power(struct device *dev, int on)
 {
@@ -907,6 +964,14 @@
 		.mux_id		= 0,
 		.flags		= V4L2_MBUS_PCLK_SAMPLE_FALLING |
 				  V4L2_MBUS_VSYNC_ACTIVE_LOW,
+		.bus_type	= FIMC_ITU_601,
+		.board_info	= &s5k6aa_board_info,
+		.i2c_bus_num	= 0,
+		.clk_frequency	= 24000000UL,
+	}, {
+		.mux_id		= 0,
+		.flags		= V4L2_MBUS_PCLK_SAMPLE_FALLING |
+				  V4L2_MBUS_VSYNC_ACTIVE_LOW,
 		.bus_type	= FIMC_MIPI_CSI2,
 		.board_info	= &m5mols_board_info,
 		.i2c_bus_num	= 0,
@@ -925,9 +990,11 @@
 	{ GPIO_CAM_LEVEL_EN(2),	GPIOF_OUT_INIT_LOW,  "CAM_LVL_EN2" },
 	{ GPIO_CAM_8M_ISP_INT,	GPIOF_IN,            "8M_ISP_INT"  },
 	{ GPIO_CAM_MEGA_nRST,	GPIOF_OUT_INIT_LOW,  "CAM_8M_NRST" },
+	{ GPIO_CAM_VGA_NRST,	GPIOF_OUT_INIT_LOW,  "CAM_VGA_NRST"  },
+	{ GPIO_CAM_VGA_NSTBY,	GPIOF_OUT_INIT_LOW,  "CAM_VGA_NSTBY" },
 };
 
-static void universal_camera_init(void)
+static void __init universal_camera_init(void)
 {
 	s3c_set_platdata(&mipi_csis_platdata, sizeof(mipi_csis_platdata),
 			 &s5p_device_mipi_csis0);
@@ -948,6 +1015,8 @@
 	/* Free GPIOs controlled directly by the sensor drivers. */
 	gpio_free(GPIO_CAM_MEGA_nRST);
 	gpio_free(GPIO_CAM_8M_ISP_INT);
+	gpio_free(GPIO_CAM_VGA_NRST);
+	gpio_free(GPIO_CAM_VGA_NSTBY);
 
 	if (exynos4_fimc_setup_gpio(S5P_CAMPORT_A))
 		pr_err("Camera port A setup failed\n");
@@ -960,6 +1029,7 @@
 	&s5p_device_fimc1,
 	&s5p_device_fimc2,
 	&s5p_device_fimc3,
+	&s5p_device_g2d,
 	&mmc0_fixed_voltage,
 	&s3c_device_hsmmc0,
 	&s3c_device_hsmmc2,
@@ -979,12 +1049,14 @@
 	&universal_gpio_keys,
 	&s5p_device_onenand,
 	&s5p_device_fimd0,
+	&s5p_device_jpeg,
 	&s5p_device_mfc,
 	&s5p_device_mfc_l,
 	&s5p_device_mfc_r,
 	&exynos4_device_pd[PD_MFC],
 	&exynos4_device_pd[PD_LCD0],
 	&exynos4_device_pd[PD_CAM],
+	&cam_vt_dio_fixed_reg_dev,
 	&cam_i_core_fixed_reg_dev,
 	&cam_s_if_fixed_reg_dev,
 	&s5p_device_fimc_md,
diff --git a/arch/arm/mach-footbridge/include/mach/system.h b/arch/arm/mach-footbridge/include/mach/system.h
deleted file mode 100644
index a174a58..0000000
--- a/arch/arm/mach-footbridge/include/mach/system.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- *  arch/arm/mach-footbridge/include/mach/system.h
- *
- *  Copyright (C) 1996-1999 Russell King.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-gemini/Makefile b/arch/arm/mach-gemini/Makefile
index c5b24b9..7355c0b 100644
--- a/arch/arm/mach-gemini/Makefile
+++ b/arch/arm/mach-gemini/Makefile
@@ -4,7 +4,7 @@
 
 # Object file lists.
 
-obj-y			:= irq.o mm.o time.o devices.o gpio.o
+obj-y			:= irq.o mm.o time.o devices.o gpio.o idle.o
 
 # Board-specific support
 obj-$(CONFIG_MACH_NAS4220B)	+= board-nas4220b.o
diff --git a/arch/arm/mach-gemini/idle.c b/arch/arm/mach-gemini/idle.c
new file mode 100644
index 0000000..92bbd6b
--- /dev/null
+++ b/arch/arm/mach-gemini/idle.c
@@ -0,0 +1,29 @@
+/*
+ * arch/arm/mach-gemini/idle.c
+ */
+
+#include <linux/init.h>
+#include <asm/system.h>
+#include <asm/proc-fns.h>
+
+static void gemini_idle(void)
+{
+	/*
+	 * Because of broken hardware we have to enable interrupts or the CPU
+	 * will never wakeup... Acctualy it is not very good to enable
+	 * interrupts first since scheduler can miss a tick, but there is
+	 * no other way around this. Platforms that needs it for power saving
+	 * should call enable_hlt() in init code, since by default it is
+	 * disabled.
+	 */
+	local_irq_enable();
+	cpu_do_idle();
+}
+
+static int __init gemini_idle_init(void)
+{
+	arm_pm_idle = gemini_idle;
+	return 0;
+}
+
+arch_initcall(gemini_idle_init);
diff --git a/arch/arm/mach-gemini/include/mach/system.h b/arch/arm/mach-gemini/include/mach/system.h
index 4d9c1f8..a33b5a1 100644
--- a/arch/arm/mach-gemini/include/mach/system.h
+++ b/arch/arm/mach-gemini/include/mach/system.h
@@ -14,20 +14,6 @@
 #include <mach/hardware.h>
 #include <mach/global_reg.h>
 
-static inline void arch_idle(void)
-{
-	/*
-	 * Because of broken hardware we have to enable interrupts or the CPU
-	 * will never wakeup... Acctualy it is not very good to enable
-	 * interrupts here since scheduler can miss a tick, but there is
-	 * no other way around this. Platforms that needs it for power saving
-	 * should call enable_hlt() in init code, since by default it is
-	 * disabled.
-	 */
-	local_irq_enable();
-	cpu_do_idle();
-}
-
 static inline void arch_reset(char mode, const char *cmd)
 {
 	__raw_writel(RESET_GLOBAL | RESET_CPU1,
diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c
index 9485a8f..ca70e5f 100644
--- a/arch/arm/mach-gemini/irq.c
+++ b/arch/arm/mach-gemini/irq.c
@@ -73,8 +73,8 @@
 	unsigned int i, mode = 0, level = 0;
 
 	/*
-	 * Disable arch_idle() by default since it is buggy
-	 * For more info see arch/arm/mach-gemini/include/mach/system.h
+	 * Disable the idle handler by default since it is buggy
+	 * For more info see arch/arm/mach-gemini/idle.c
 	 */
 	disable_hlt();
 
diff --git a/arch/arm/mach-h720x/common.c b/arch/arm/mach-h720x/common.c
index f8a2f6b..e756d1a 100644
--- a/arch/arm/mach-h720x/common.c
+++ b/arch/arm/mach-h720x/common.c
@@ -247,3 +247,21 @@
 {
 	CPU_REG (PMU_BASE, PMU_STAT) |= PMU_WARMRESET;
 }
+
+static void h720x__idle(void)
+{
+	CPU_REG (PMU_BASE, PMU_MODE) = PMU_MODE_IDLE;
+	nop();
+	nop();
+	CPU_REG (PMU_BASE, PMU_MODE) = PMU_MODE_RUN;
+	nop();
+	nop();
+}
+
+static int __init h720x_idle_init(void)
+{
+	arm_pm_idle = h720x__idle;
+	return 0;
+}
+
+arch_initcall(h720x_idle_init);
diff --git a/arch/arm/mach-h720x/include/mach/system.h b/arch/arm/mach-h720x/include/mach/system.h
deleted file mode 100644
index 16ac46e..0000000
--- a/arch/arm/mach-h720x/include/mach/system.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * arch/arm/mach-h720x/include/mach/system.h
- *
- * Copyright (C) 2001-2002 Jungjun Kim, Hynix Semiconductor Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- * arch/arm/mach-h720x/include/mach/system.h
- *
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-#include <mach/hardware.h>
-
-static void arch_idle(void)
-{
-	CPU_REG (PMU_BASE, PMU_MODE) = PMU_MODE_IDLE;
-	nop();
-	nop();
-	CPU_REG (PMU_BASE, PMU_MODE) = PMU_MODE_RUN;
-	nop();
-	nop();
-}
-
-#endif
diff --git a/arch/arm/mach-highbank/include/mach/system.h b/arch/arm/mach-highbank/include/mach/system.h
deleted file mode 100644
index b1d8b5f..0000000
--- a/arch/arm/mach-highbank/include/mach/system.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright 2010-2011 Calxeda, Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-#ifndef __MACH_SYSTEM_H
-#define __MACH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 3919fba..37a5d71 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -314,8 +314,10 @@
 	select IMX_HAVE_PLATFORM_IMX_I2C
 	select IMX_HAVE_PLATFORM_IMX_SSI
 	select IMX_HAVE_PLATFORM_IMX_UART
-	select IMX_HAVE_PLATFORM_MXC_MMC
+	select IMX_HAVE_PLATFORM_MX2_CAMERA
 	select IMX_HAVE_PLATFORM_MXC_EHCI
+	select IMX_HAVE_PLATFORM_MXC_MMC
+	select LEDS_GPIO_REGISTER
 	help
 	  Include support for Visstrim_m10 platform and its different variants.
 	  This includes specific configurations for the board and its
@@ -486,6 +488,7 @@
 	bool "Support mx31moboard platforms (EPFL Mobots group)"
 	select SOC_IMX31
 	select IMX_HAVE_PLATFORM_FSL_USB2_UDC
+	select IMX_HAVE_PLATFORM_IMX2_WDT
 	select IMX_HAVE_PLATFORM_IMX_I2C
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_IPU_CORE
diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
index 428459f..f7b074f 100644
--- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
+++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
@@ -30,6 +30,10 @@
 #include <linux/input.h>
 #include <linux/gpio.h>
 #include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/leds.h>
+#include <linux/memblock.h>
+#include <media/soc_camera.h>
 #include <sound/tlv320aic32x4.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -39,6 +43,8 @@
 
 #include "devices-imx27.h"
 
+#define TVP5150_RSTN (GPIO_PORTC + 18)
+#define TVP5150_PWDN (GPIO_PORTC + 19)
 #define OTG_PHY_CS_GPIO (GPIO_PORTF + 17)
 #define SDHC1_IRQ IRQ_GPIOB(25)
 
@@ -100,8 +106,99 @@
 	PE1_PF_USBOTG_STP,
 	PB23_PF_USB_PWR,
 	PB24_PF_USB_OC,
+	/* CSI */
+	PB10_PF_CSI_D0,
+	PB11_PF_CSI_D1,
+	PB12_PF_CSI_D2,
+	PB13_PF_CSI_D3,
+	PB14_PF_CSI_D4,
+	PB15_PF_CSI_MCLK,
+	PB16_PF_CSI_PIXCLK,
+	PB17_PF_CSI_D5,
+	PB18_PF_CSI_D6,
+	PB19_PF_CSI_D7,
+	PB20_PF_CSI_VSYNC,
+	PB21_PF_CSI_HSYNC,
 };
 
+/* Camera */
+static int visstrim_camera_power(struct device *dev, int on)
+{
+	gpio_set_value(TVP5150_PWDN, on);
+
+	return 0;
+};
+
+static int visstrim_camera_reset(struct device *dev)
+{
+	gpio_set_value(TVP5150_RSTN, 0);
+	ndelay(500);
+	gpio_set_value(TVP5150_RSTN, 1);
+
+	return 0;
+};
+
+static struct i2c_board_info visstrim_i2c_camera =  {
+	I2C_BOARD_INFO("tvp5150", 0x5d),
+};
+
+static struct soc_camera_link iclink_tvp5150 = {
+	.bus_id         = 0,
+	.board_info     = &visstrim_i2c_camera,
+	.i2c_adapter_id = 0,
+	.power = visstrim_camera_power,
+	.reset = visstrim_camera_reset,
+};
+
+static struct mx2_camera_platform_data visstrim_camera = {
+	.flags = MX2_CAMERA_CCIR | MX2_CAMERA_CCIR_INTERLACE |
+			MX2_CAMERA_SWAP16 | MX2_CAMERA_PCLK_SAMPLE_RISING,
+	.clk = 100000,
+};
+
+static phys_addr_t mx2_camera_base __initdata;
+#define MX2_CAMERA_BUF_SIZE SZ_8M
+
+static void __init visstrim_camera_init(void)
+{
+	struct platform_device *pdev;
+	int dma;
+
+	/* Initialize tvp5150 gpios */
+	mxc_gpio_mode(TVP5150_RSTN | GPIO_GPIO | GPIO_OUT);
+	mxc_gpio_mode(TVP5150_PWDN | GPIO_GPIO | GPIO_OUT);
+	gpio_set_value(TVP5150_RSTN, 1);
+	gpio_set_value(TVP5150_PWDN, 0);
+	ndelay(1);
+
+	gpio_set_value(TVP5150_PWDN, 1);
+	ndelay(1);
+	gpio_set_value(TVP5150_RSTN, 0);
+	ndelay(500);
+	gpio_set_value(TVP5150_RSTN, 1);
+	ndelay(200000);
+
+	pdev = imx27_add_mx2_camera(&visstrim_camera);
+	if (IS_ERR(pdev))
+		return;
+
+	dma = dma_declare_coherent_memory(&pdev->dev,
+				mx2_camera_base, mx2_camera_base,
+				MX2_CAMERA_BUF_SIZE,
+				DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
+	if (!(dma & DMA_MEMORY_MAP))
+		return;
+}
+
+static void __init visstrim_reserve(void)
+{
+	/* reserve 4 MiB for mx2-camera */
+	mx2_camera_base = memblock_alloc(MX2_CAMERA_BUF_SIZE,
+			MX2_CAMERA_BUF_SIZE);
+	memblock_free(mx2_camera_base, MX2_CAMERA_BUF_SIZE);
+	memblock_remove(mx2_camera_base, MX2_CAMERA_BUF_SIZE);
+}
+
 /* GPIOs used as events for applications */
 static struct gpio_keys_button visstrim_gpio_keys[] = {
 	{
@@ -136,6 +233,35 @@
 	.nbuttons	= ARRAY_SIZE(visstrim_gpio_keys),
 };
 
+/* led */
+static const struct gpio_led visstrim_m10_leds[] __initconst = {
+	{
+		.name = "visstrim:ld0",
+		.default_trigger = "nand-disk",
+		.gpio = (GPIO_PORTC + 29),
+	},
+	{
+		.name = "visstrim:ld1",
+		.default_trigger = "nand-disk",
+		.gpio = (GPIO_PORTC + 24),
+	},
+	{
+		.name = "visstrim:ld2",
+		.default_trigger = "nand-disk",
+		.gpio = (GPIO_PORTC + 28),
+	},
+	{
+		.name = "visstrim:ld3",
+		.default_trigger = "nand-disk",
+		.gpio = (GPIO_PORTC + 25),
+	},
+};
+
+static const struct gpio_led_platform_data visstrim_m10_led_data __initconst = {
+	.leds = visstrim_m10_leds,
+	.num_leds = ARRAY_SIZE(visstrim_m10_leds),
+};
+
 /* Visstrim_SM10 has a microSD slot connected to sdhc1 */
 static int visstrim_m10_sdhc1_init(struct device *dev,
 		irq_handler_t detect_irq, void *data)
@@ -216,6 +342,9 @@
 	{
 		I2C_BOARD_INFO("tlv320aic32x4", 0x18),
 		.platform_data = &visstrim_m10_aic32x4_pdata,
+	},
+	{
+		 I2C_BOARD_INFO("m41t00", 0x68),
 	}
 };
 
@@ -254,16 +383,21 @@
 	imx27_add_imx_ssi(0, &visstrim_m10_ssi_pdata);
 	imx27_add_imx_uart0(&uart_pdata);
 
-	i2c_register_board_info(0, visstrim_m10_i2c_devices,
-				ARRAY_SIZE(visstrim_m10_i2c_devices));
 	imx27_add_imx_i2c(0, &visstrim_m10_i2c_data);
 	imx27_add_imx_i2c(1, &visstrim_m10_i2c_data);
+	i2c_register_board_info(0, visstrim_m10_i2c_devices,
+				ARRAY_SIZE(visstrim_m10_i2c_devices));
+
 	imx27_add_mxc_mmc(0, &visstrim_m10_sdhc_pdata);
 	imx27_add_mxc_ehci_otg(&visstrim_m10_usbotg_pdata);
 	imx27_add_fec(NULL);
 	imx_add_gpio_keys(&visstrim_gpio_keys_platform_data);
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
 	imx_add_platform_device("mx27vis", 0, NULL, 0, NULL, 0);
+	platform_device_register_resndata(NULL, "soc-camera-pdrv", 0, NULL, 0,
+				      &iclink_tvp5150, sizeof(iclink_tvp5150));
+	gpio_led_register_device(0, &visstrim_m10_led_data);
+	visstrim_camera_init();
 }
 
 static void __init visstrim_m10_timer_init(void)
@@ -277,6 +411,7 @@
 
 MACHINE_START(IMX27_VISSTRIM_M10, "Vista Silicon Visstrim_M10")
 	.atag_offset = 0x100,
+	.reserve = visstrim_reserve,
 	.map_io = mx27_map_io,
 	.init_early = imx27_init_early,
 	.init_irq = mx27_init_irq,
diff --git a/arch/arm/mach-imx/mach-mx31moboard.c b/arch/arm/mach-imx/mach-mx31moboard.c
index f225262..c0511fb 100644
--- a/arch/arm/mach-imx/mach-mx31moboard.c
+++ b/arch/arm/mach-imx/mach-mx31moboard.c
@@ -530,6 +530,8 @@
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 	gpio_led_register_device(-1, &mx31moboard_led_pdata);
 
+	imx31_add_imx2_wdt(NULL);
+
 	imx31_add_imx_uart0(&uart0_pdata);
 	imx31_add_imx_uart4(&uart4_pdata);
 
@@ -590,7 +592,7 @@
 }
 
 MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
-	/* Maintainer: Valentin Longchamp, EPFL Mobots group */
+	/* Maintainer: Philippe Retornaz, EPFL Mobots group */
 	.atag_offset = 0x100,
 	.reserve = mx31moboard_reserve,
 	.map_io = mx31_map_io,
diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c b/arch/arm/mach-imx/mach-mx35_3ds.c
index 0af6c9c..e14291d 100644
--- a/arch/arm/mach-imx/mach-mx35_3ds.c
+++ b/arch/arm/mach-imx/mach-mx35_3ds.c
@@ -4,6 +4,11 @@
  *
  * Author: Fabio Estevam <fabio.estevam@freescale.com>
  *
+ * Copyright (C) 2011 Meprolight, Ltd.
+ * Alex Gershgorin <alexg@meprolight.com>
+ *
+ * Modified from i.MX31 3-Stack Development System
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
@@ -34,15 +39,102 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
 #include <asm/mach/map.h>
+#include <asm/memblock.h>
 
 #include <mach/hardware.h>
 #include <mach/common.h>
 #include <mach/iomux-mx35.h>
 #include <mach/irqs.h>
 #include <mach/3ds_debugboard.h>
+#include <video/platform_lcd.h>
+
+#include <media/soc_camera.h>
 
 #include "devices-imx35.h"
 
+#define GPIO_MC9S08DZ60_GPS_ENABLE 0
+#define GPIO_MC9S08DZ60_HDD_ENABLE 4
+#define GPIO_MC9S08DZ60_WIFI_ENABLE 5
+#define GPIO_MC9S08DZ60_LCD_ENABLE 6
+#define GPIO_MC9S08DZ60_SPEAKER_ENABLE 8
+
+static const struct fb_videomode fb_modedb[] = {
+	{
+		 /* 800x480 @ 55 Hz */
+		.name = "Ceramate-CLAA070VC01",
+		.refresh = 55,
+		.xres = 800,
+		.yres = 480,
+		.pixclock = 40000,
+		.left_margin = 40,
+		.right_margin = 40,
+		.upper_margin = 5,
+		.lower_margin = 5,
+		.hsync_len = 20,
+		.vsync_len = 10,
+		.sync = FB_SYNC_OE_ACT_HIGH,
+		.vmode = FB_VMODE_NONINTERLACED,
+		.flag = 0,
+	 },
+};
+
+static const struct ipu_platform_data mx3_ipu_data __initconst = {
+	.irq_base = MXC_IPU_IRQ_START,
+};
+
+static struct mx3fb_platform_data mx3fb_pdata __initdata = {
+	.name = "Ceramate-CLAA070VC01",
+	.mode = fb_modedb,
+	.num_modes = ARRAY_SIZE(fb_modedb),
+};
+
+static struct i2c_board_info __initdata i2c_devices_3ds[] = {
+	{
+		I2C_BOARD_INFO("mc9s08dz60", 0x69),
+	},
+};
+
+static int lcd_power_gpio = -ENXIO;
+
+static int mc9s08dz60_gpiochip_match(struct gpio_chip *chip,
+						     void *data)
+{
+	return !strcmp(chip->label, data);
+}
+
+static void mx35_3ds_lcd_set_power(
+				struct plat_lcd_data *pd, unsigned int power)
+{
+	struct gpio_chip *chip;
+
+	if (!gpio_is_valid(lcd_power_gpio)) {
+		chip = gpiochip_find(
+				"mc9s08dz60", mc9s08dz60_gpiochip_match);
+		if (chip) {
+			lcd_power_gpio =
+				chip->base + GPIO_MC9S08DZ60_LCD_ENABLE;
+			if (gpio_request(lcd_power_gpio, "lcd_power") < 0) {
+				pr_err("error: gpio already requested!\n");
+				lcd_power_gpio = -ENXIO;
+			}
+		} else {
+			pr_err("error: didn't find mc9s08dz60 gpio chip\n");
+		}
+	}
+
+	if (gpio_is_valid(lcd_power_gpio))
+		gpio_set_value_cansleep(lcd_power_gpio, power);
+}
+
+static struct plat_lcd_data mx35_3ds_lcd_data = {
+	.set_power = mx35_3ds_lcd_set_power,
+};
+
+static struct platform_device mx35_3ds_lcd = {
+	.name = "platform-lcd",
+	.dev.platform_data = &mx35_3ds_lcd_data,
+};
+
 #define EXPIO_PARENT_INT	gpio_to_irq(IMX_GPIO_NR(1, 1))
 
 static const struct imxuart_platform_data uart_pdata __initconst = {
@@ -120,6 +212,109 @@
 	/* I2C1 */
 	MX35_PAD_I2C1_CLK__I2C1_SCL,
 	MX35_PAD_I2C1_DAT__I2C1_SDA,
+	/* Display */
+	MX35_PAD_LD0__IPU_DISPB_DAT_0,
+	MX35_PAD_LD1__IPU_DISPB_DAT_1,
+	MX35_PAD_LD2__IPU_DISPB_DAT_2,
+	MX35_PAD_LD3__IPU_DISPB_DAT_3,
+	MX35_PAD_LD4__IPU_DISPB_DAT_4,
+	MX35_PAD_LD5__IPU_DISPB_DAT_5,
+	MX35_PAD_LD6__IPU_DISPB_DAT_6,
+	MX35_PAD_LD7__IPU_DISPB_DAT_7,
+	MX35_PAD_LD8__IPU_DISPB_DAT_8,
+	MX35_PAD_LD9__IPU_DISPB_DAT_9,
+	MX35_PAD_LD10__IPU_DISPB_DAT_10,
+	MX35_PAD_LD11__IPU_DISPB_DAT_11,
+	MX35_PAD_LD12__IPU_DISPB_DAT_12,
+	MX35_PAD_LD13__IPU_DISPB_DAT_13,
+	MX35_PAD_LD14__IPU_DISPB_DAT_14,
+	MX35_PAD_LD15__IPU_DISPB_DAT_15,
+	MX35_PAD_LD16__IPU_DISPB_DAT_16,
+	MX35_PAD_LD17__IPU_DISPB_DAT_17,
+	MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC,
+	MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
+	MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
+	MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
+	MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
+	MX35_PAD_D3_REV__IPU_DISPB_D3_REV,
+	MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS,
+	/* CSI */
+	MX35_PAD_TX1__IPU_CSI_D_6,
+	MX35_PAD_TX0__IPU_CSI_D_7,
+	MX35_PAD_CSI_D8__IPU_CSI_D_8,
+	MX35_PAD_CSI_D9__IPU_CSI_D_9,
+	MX35_PAD_CSI_D10__IPU_CSI_D_10,
+	MX35_PAD_CSI_D11__IPU_CSI_D_11,
+	MX35_PAD_CSI_D12__IPU_CSI_D_12,
+	MX35_PAD_CSI_D13__IPU_CSI_D_13,
+	MX35_PAD_CSI_D14__IPU_CSI_D_14,
+	MX35_PAD_CSI_D15__IPU_CSI_D_15,
+	MX35_PAD_CSI_HSYNC__IPU_CSI_HSYNC,
+	MX35_PAD_CSI_MCLK__IPU_CSI_MCLK,
+	MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK,
+	MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC,
+};
+
+/*
+ * Camera support
+*/
+static phys_addr_t mx3_camera_base __initdata;
+#define MX35_3DS_CAMERA_BUF_SIZE SZ_8M
+
+static const struct mx3_camera_pdata mx35_3ds_camera_pdata __initconst = {
+	.flags = MX3_CAMERA_DATAWIDTH_8,
+	.mclk_10khz = 2000,
+};
+
+static int __init imx35_3ds_init_camera(void)
+{
+	int dma, ret = -ENOMEM;
+	struct platform_device *pdev =
+		imx35_alloc_mx3_camera(&mx35_3ds_camera_pdata);
+
+	if (IS_ERR(pdev))
+		return PTR_ERR(pdev);
+
+	if (!mx3_camera_base)
+		goto err;
+
+	dma = dma_declare_coherent_memory(&pdev->dev,
+					mx3_camera_base, mx3_camera_base,
+					MX35_3DS_CAMERA_BUF_SIZE,
+					DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
+
+	if (!(dma & DMA_MEMORY_MAP))
+		goto err;
+
+	ret = platform_device_add(pdev);
+	if (ret)
+err:
+		platform_device_put(pdev);
+
+	return ret;
+}
+
+static const struct ipu_platform_data mx35_3ds_ipu_data __initconst = {
+	.irq_base = MXC_IPU_IRQ_START,
+};
+
+static struct i2c_board_info mx35_3ds_i2c_camera = {
+	I2C_BOARD_INFO("ov2640", 0x30),
+};
+
+static struct soc_camera_link iclink_ov2640 = {
+	.bus_id		= 0,
+	.board_info	= &mx35_3ds_i2c_camera,
+	.i2c_adapter_id	= 0,
+	.power		= NULL,
+};
+
+static struct platform_device mx35_3ds_ov2640 = {
+	.name	= "soc-camera-pdrv",
+	.id	= 0,
+	.dev	= {
+		.platform_data = &iclink_ov2640,
+	},
 };
 
 static int mx35_3ds_otg_init(struct platform_device *pdev)
@@ -179,6 +374,8 @@
  */
 static void __init mx35_3ds_init(void)
 {
+	struct platform_device *imx35_fb_pdev;
+
 	imx35_soc_init();
 
 	mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads));
@@ -204,6 +401,17 @@
 		pr_warn("Init of the debugboard failed, all "
 				"devices on the debugboard are unusable.\n");
 	imx35_add_imx_i2c0(&mx35_3ds_i2c0_data);
+
+	i2c_register_board_info(
+		0, i2c_devices_3ds, ARRAY_SIZE(i2c_devices_3ds));
+
+	imx35_add_ipu_core(&mx35_3ds_ipu_data);
+	platform_device_register(&mx35_3ds_ov2640);
+	imx35_3ds_init_camera();
+
+	imx35_fb_pdev = imx35_add_mx3_sdc_fb(&mx3fb_pdata);
+	mx35_3ds_lcd.dev.parent = &imx35_fb_pdev->dev;
+	platform_device_register(&mx35_3ds_lcd);
 }
 
 static void __init mx35pdk_timer_init(void)
@@ -215,6 +423,13 @@
 	.init	= mx35pdk_timer_init,
 };
 
+static void __init mx35_3ds_reserve(void)
+{
+	/* reserve MX35_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
+	mx3_camera_base = arm_memblock_steal(MX35_3DS_CAMERA_BUF_SIZE,
+					 MX35_3DS_CAMERA_BUF_SIZE);
+}
+
 MACHINE_START(MX35_3DS, "Freescale MX35PDK")
 	/* Maintainer: Freescale Semiconductor, Inc */
 	.atag_offset = 0x100,
@@ -224,5 +439,6 @@
 	.handle_irq = imx35_handle_irq,
 	.timer = &mx35pdk_timer,
 	.init_machine = mx35_3ds_init,
+	.reserve = mx35_3ds_reserve,
 	.restart	= mxc_restart,
 MACHINE_END
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 2530c15..9c9b7f9 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -34,31 +34,29 @@
 {
 	unsigned long reg = 0;
 
-	if (!need_resched())
-		__asm__ __volatile__(
-			/* disable I and D cache */
-			"mrc p15, 0, %0, c1, c0, 0\n"
-			"bic %0, %0, #0x00001000\n"
-			"bic %0, %0, #0x00000004\n"
-			"mcr p15, 0, %0, c1, c0, 0\n"
-			/* invalidate I cache */
-			"mov %0, #0\n"
-			"mcr p15, 0, %0, c7, c5, 0\n"
-			/* clear and invalidate D cache */
-			"mov %0, #0\n"
-			"mcr p15, 0, %0, c7, c14, 0\n"
-			/* WFI */
-			"mov %0, #0\n"
-			"mcr p15, 0, %0, c7, c0, 4\n"
-			"nop\n" "nop\n" "nop\n" "nop\n"
-			"nop\n" "nop\n" "nop\n"
-			/* enable I and D cache */
-			"mrc p15, 0, %0, c1, c0, 0\n"
-			"orr %0, %0, #0x00001000\n"
-			"orr %0, %0, #0x00000004\n"
-			"mcr p15, 0, %0, c1, c0, 0\n"
-			: "=r" (reg));
-	local_irq_enable();
+	__asm__ __volatile__(
+		/* disable I and D cache */
+		"mrc p15, 0, %0, c1, c0, 0\n"
+		"bic %0, %0, #0x00001000\n"
+		"bic %0, %0, #0x00000004\n"
+		"mcr p15, 0, %0, c1, c0, 0\n"
+		/* invalidate I cache */
+		"mov %0, #0\n"
+		"mcr p15, 0, %0, c7, c5, 0\n"
+		/* clear and invalidate D cache */
+		"mov %0, #0\n"
+		"mcr p15, 0, %0, c7, c14, 0\n"
+		/* WFI */
+		"mov %0, #0\n"
+		"mcr p15, 0, %0, c7, c0, 4\n"
+		"nop\n" "nop\n" "nop\n" "nop\n"
+		"nop\n" "nop\n" "nop\n"
+		/* enable I and D cache */
+		"mrc p15, 0, %0, c1, c0, 0\n"
+		"orr %0, %0, #0x00001000\n"
+		"orr %0, %0, #0x00000004\n"
+		"mcr p15, 0, %0, c1, c0, 0\n"
+		: "=r" (reg));
 }
 
 static void __iomem *imx3_ioremap(unsigned long phys_addr, size_t size,
@@ -134,8 +132,8 @@
 {
 	mxc_set_cpu_type(MXC_CPU_MX31);
 	mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
-	pm_idle = imx3_idle;
 	imx_ioremap = imx3_ioremap;
+	arm_pm_idle = imx3_idle;
 }
 
 void __init mx31_init_irq(void)
@@ -203,7 +201,7 @@
 	mxc_set_cpu_type(MXC_CPU_MX35);
 	mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
 	mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
-	pm_idle = imx3_idle;
+	arm_pm_idle = imx3_idle;
 	imx_ioremap = imx3_ioremap;
 }
 
diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c
index 90d7880..dc7c4ed 100644
--- a/arch/arm/mach-imx/mm-imx5.c
+++ b/arch/arm/mach-imx/mm-imx5.c
@@ -26,23 +26,17 @@
 
 static void imx5_idle(void)
 {
-	if (!need_resched()) {
-		/* gpc clock is needed for SRPG */
-		if (gpc_dvfs_clk == NULL) {
-			gpc_dvfs_clk = clk_get(NULL, "gpc_dvfs");
-			if (IS_ERR(gpc_dvfs_clk))
-				goto err0;
-		}
-		clk_enable(gpc_dvfs_clk);
-		mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
-		if (tzic_enable_wake())
-			goto err1;
-		cpu_do_idle();
-err1:
-		clk_disable(gpc_dvfs_clk);
+	/* gpc clock is needed for SRPG */
+	if (gpc_dvfs_clk == NULL) {
+		gpc_dvfs_clk = clk_get(NULL, "gpc_dvfs");
+		if (IS_ERR(gpc_dvfs_clk))
+			return;
 	}
-err0:
-	local_irq_enable();
+	clk_enable(gpc_dvfs_clk);
+	mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
+	if (tzic_enable_wake() != 0)
+		cpu_do_idle();
+	clk_disable(gpc_dvfs_clk);
 }
 
 /*
@@ -108,7 +102,7 @@
 	mxc_set_cpu_type(MXC_CPU_MX51);
 	mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
 	mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
-	pm_idle = imx5_idle;
+	arm_pm_idle = imx5_idle;
 }
 
 void __init imx53_init_early(void)
diff --git a/arch/arm/mach-imx/pm-imx27.c b/arch/arm/mach-imx/pm-imx27.c
index e455d2f..6fcffa7 100644
--- a/arch/arm/mach-imx/pm-imx27.c
+++ b/arch/arm/mach-imx/pm-imx27.c
@@ -10,7 +10,6 @@
 #include <linux/kernel.h>
 #include <linux/suspend.h>
 #include <linux/io.h>
-#include <mach/system.h>
 #include <mach/hardware.h>
 
 static int mx27_suspend_enter(suspend_state_t state)
@@ -23,7 +22,7 @@
 		cscr &= 0xFFFFFFFC;
 		__raw_writel(cscr, MX27_IO_ADDRESS(MX27_CCM_BASE_ADDR));
 		/* Executes WFI */
-		arch_idle();
+		cpu_do_idle();
 		break;
 
 	default:
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 019f0ab..15b87f2 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -35,67 +35,23 @@
 
 static struct amba_pl010_data integrator_uart_data;
 
-static struct amba_device rtc_device = {
-	.dev		= {
-		.init_name = "mb:15",
-	},
-	.res		= {
-		.start	= INTEGRATOR_RTC_BASE,
-		.end	= INTEGRATOR_RTC_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_RTCINT, NO_IRQ },
-};
+#define INTEGRATOR_RTC_IRQ	{ IRQ_RTCINT }
+#define INTEGRATOR_UART0_IRQ	{ IRQ_UARTINT0 }
+#define INTEGRATOR_UART1_IRQ	{ IRQ_UARTINT1 }
+#define KMI0_IRQ		{ IRQ_KMIINT0 }
+#define KMI1_IRQ		{ IRQ_KMIINT1 }
 
-static struct amba_device uart0_device = {
-	.dev		= {
-		.init_name = "mb:16",
-		.platform_data = &integrator_uart_data,
-	},
-	.res		= {
-		.start	= INTEGRATOR_UART0_BASE,
-		.end	= INTEGRATOR_UART0_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_UARTINT0, NO_IRQ },
-};
+static AMBA_APB_DEVICE(rtc, "mb:15", 0,
+	INTEGRATOR_RTC_BASE, INTEGRATOR_RTC_IRQ, NULL);
 
-static struct amba_device uart1_device = {
-	.dev		= {
-		.init_name = "mb:17",
-		.platform_data = &integrator_uart_data,
-	},
-	.res		= {
-		.start	= INTEGRATOR_UART1_BASE,
-		.end	= INTEGRATOR_UART1_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_UARTINT1, NO_IRQ },
-};
+static AMBA_APB_DEVICE(uart0, "mb:16", 0,
+	INTEGRATOR_UART0_BASE, INTEGRATOR_UART0_IRQ, &integrator_uart_data);
 
-static struct amba_device kmi0_device = {
-	.dev		= {
-		.init_name = "mb:18",
-	},
-	.res		= {
-		.start	= KMI0_BASE,
-		.end	= KMI0_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_KMIINT0, NO_IRQ },
-};
+static AMBA_APB_DEVICE(uart1, "mb:17", 0,
+	INTEGRATOR_UART1_BASE, INTEGRATOR_UART1_IRQ, &integrator_uart_data);
 
-static struct amba_device kmi1_device = {
-	.dev		= {
-		.init_name = "mb:19",
-	},
-	.res		= {
-		.start	= KMI1_BASE,
-		.end	= KMI1_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_KMIINT1, NO_IRQ },
-};
+static AMBA_APB_DEVICE(kmi0, "mb:18", 0, KMI0_BASE, KMI0_IRQ, NULL);
+static AMBA_APB_DEVICE(kmi1, "mb:19", 0, KMI1_BASE, KMI1_IRQ, NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&rtc_device,
diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c
index 8cbb75a..3e538da 100644
--- a/arch/arm/mach-integrator/impd1.c
+++ b/arch/arm/mach-integrator/impd1.c
@@ -401,24 +401,21 @@
 
 		pc_base = dev->resource.start + idev->offset;
 
-		d = kzalloc(sizeof(struct amba_device), GFP_KERNEL);
+		d = amba_device_alloc(NULL, pc_base, SZ_4K);
 		if (!d)
 			continue;
 
 		dev_set_name(&d->dev, "lm%x:%5.5lx", dev->id, idev->offset >> 12);
 		d->dev.parent	= &dev->dev;
-		d->res.start	= dev->resource.start + idev->offset;
-		d->res.end	= d->res.start + SZ_4K - 1;
-		d->res.flags	= IORESOURCE_MEM;
 		d->irq[0]	= dev->irq;
 		d->irq[1]	= dev->irq;
 		d->periphid	= idev->id;
 		d->dev.platform_data = idev->platform_data;
 
-		ret = amba_device_register(d, &dev->resource);
+		ret = amba_device_add(d, &dev->resource);
 		if (ret) {
 			dev_err(&d->dev, "unable to register device: %d\n", ret);
-			kfree(d);
+			amba_device_put(d);
 		}
 	}
 
diff --git a/arch/arm/mach-integrator/include/mach/system.h b/arch/arm/mach-integrator/include/mach/system.h
deleted file mode 100644
index 901514e..0000000
--- a/arch/arm/mach-integrator/include/mach/system.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- *  arch/arm/mach-integrator/include/mach/system.h
- *
- *  Copyright (C) 1999 ARM Limited
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index a8b6aa6..be9ead4 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -347,32 +347,14 @@
 	.gpio_cd	= -1,
 };
 
-static struct amba_device mmc_device = {
-	.dev		= {
-		.init_name = "mb:1c",
-		.platform_data = &mmc_data,
-	},
-	.res		= {
-		.start	= INTEGRATOR_CP_MMC_BASE,
-		.end	= INTEGRATOR_CP_MMC_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_CP_MMCIINT0, IRQ_CP_MMCIINT1 },
-	.periphid	= 0,
-};
+#define INTEGRATOR_CP_MMC_IRQS	{ IRQ_CP_MMCIINT0, IRQ_CP_MMCIINT1 }
+#define INTEGRATOR_CP_AACI_IRQS	{ IRQ_CP_AACIINT }
 
-static struct amba_device aaci_device = {
-	.dev		= {
-		.init_name = "mb:1d",
-	},
-	.res		= {
-		.start	= INTEGRATOR_CP_AACI_BASE,
-		.end	= INTEGRATOR_CP_AACI_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { IRQ_CP_AACIINT, NO_IRQ },
-	.periphid	= 0,
-};
+static AMBA_APB_DEVICE(mmc, "mb:1c", 0, INTEGRATOR_CP_MMC_BASE,
+	INTEGRATOR_CP_MMC_IRQS, &mmc_data);
+
+static AMBA_APB_DEVICE(aaci, "mb:1d", 0, INTEGRATOR_CP_AACI_BASE,
+	INTEGRATOR_CP_AACI_IRQS, NULL);
 
 
 /*
@@ -425,21 +407,8 @@
 	.remove		= versatile_clcd_remove_dma,
 };
 
-static struct amba_device clcd_device = {
-	.dev		= {
-		.init_name = "mb:c0",
-		.coherent_dma_mask = ~0,
-		.platform_data = &clcd_data,
-	},
-	.res		= {
-		.start	= INTCP_PA_CLCD_BASE,
-		.end	= INTCP_PA_CLCD_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.dma_mask	= ~0,
-	.irq		= { IRQ_CP_CLCDCINT, NO_IRQ },
-	.periphid	= 0,
-};
+static AMBA_AHB_DEVICE(clcd, "mb:c0", 0, INTCP_PA_CLCD_BASE,
+	{ IRQ_CP_CLCDCINT }, &clcd_data);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&mmc_device,
diff --git a/arch/arm/mach-iop13xx/include/mach/system.h b/arch/arm/mach-iop13xx/include/mach/system.h
deleted file mode 100644
index 1f31ed3..0000000
--- a/arch/arm/mach-iop13xx/include/mach/system.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * arch/arm/mach-iop13xx/include/mach/system.h
- *
- *  Copyright (C) 2004 Intel Corp.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-iop32x/include/mach/system.h b/arch/arm/mach-iop32x/include/mach/system.h
deleted file mode 100644
index 4a88727..0000000
--- a/arch/arm/mach-iop32x/include/mach/system.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * arch/arm/mach-iop32x/include/mach/system.h
- *
- * Copyright (C) 2001 MontaVista Software, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-iop33x/include/mach/system.h b/arch/arm/mach-iop33x/include/mach/system.h
deleted file mode 100644
index 4f98e76..0000000
--- a/arch/arm/mach-iop33x/include/mach/system.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * arch/arm/mach-iop33x/include/mach/system.h
- *
- * Copyright (C) 2001 MontaVista Software, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-ixp2000/include/mach/system.h b/arch/arm/mach-ixp2000/include/mach/system.h
deleted file mode 100644
index a7fb08b..0000000
--- a/arch/arm/mach-ixp2000/include/mach/system.h
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * arch/arm/mach-ixp2000/include/mach/system.h
- *
- * Copyright (C) 2002 Intel Corp.
- * Copyricht (C) 2003-2005 MontaVista Software, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-ixp23xx/core.c b/arch/arm/mach-ixp23xx/core.c
index 0923bb9..7c1495e 100644
--- a/arch/arm/mach-ixp23xx/core.c
+++ b/arch/arm/mach-ixp23xx/core.c
@@ -441,6 +441,9 @@
 
 void __init ixp23xx_sys_init(void)
 {
+	/* by default, the idle code is disabled */
+	disable_hlt();
+
 	*IXP23XX_EXP_UNIT_FUSE |= 0xf;
 	platform_add_devices(ixp23xx_devices, ARRAY_SIZE(ixp23xx_devices));
 }
diff --git a/arch/arm/mach-ixp23xx/include/mach/system.h b/arch/arm/mach-ixp23xx/include/mach/system.h
deleted file mode 100644
index 277dda7..0000000
--- a/arch/arm/mach-ixp23xx/include/mach/system.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * arch/arm/mach-ixp23xx/include/mach/system.h
- *
- * Copyright (C) 2003 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-#if 0
-	if (!hlt_counter)
-		cpu_do_idle();
-#endif
-}
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 3841ab4..a6329a0 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -236,6 +236,12 @@
 {
 	int i = 0;
 
+	/*
+	 * ixp4xx does not implement the XScale PWRMODE register
+	 * so it must not call cpu_do_idle().
+	 */
+	disable_hlt();
+
 	/* Route all sources to IRQ instead of FIQ */
 	*IXP4XX_ICLR = 0x0;
 
diff --git a/arch/arm/mach-ixp4xx/include/mach/system.h b/arch/arm/mach-ixp4xx/include/mach/system.h
deleted file mode 100644
index 140a9be..0000000
--- a/arch/arm/mach-ixp4xx/include/mach/system.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * arch/arm/mach-ixp4xx/include/mach/system.h
- *
- * Copyright (C) 2002 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-static inline void arch_idle(void)
-{
-	/* ixp4xx does not implement the XScale PWRMODE register,
-	 * so it must not call cpu_do_idle() here.
-	 */
-#if 0
-	cpu_do_idle();
-#endif
-}
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index 7fc603b..90ceab7 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -44,6 +44,20 @@
 	  Say 'Y' here if you want your kernel to support the
 	  Marvell GuruPlug Reference Board.
 
+config ARCH_KIRKWOOD_DT
+	bool "Marvell Kirkwood Flattened Device Tree"
+	select USE_OF
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  Marvell Kirkwood using flattened device tree.
+
+config MACH_DREAMPLUG_DT
+	bool "Marvell DreamPlug (Flattened Device Tree)"
+	select ARCH_KIRKWOOD_DT
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  Marvell DreamPlug (Flattened Device Tree).
+
 config MACH_TS219
 	bool "QNAP TS-110, TS-119, TS-119P+, TS-210, TS-219, TS-219P and TS-219P+ Turbo NAS"
 	help
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
index 5dcaa81..acbc5e1 100644
--- a/arch/arm/mach-kirkwood/Makefile
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -20,3 +20,4 @@
 obj-$(CONFIG_MACH_T5325)		+= t5325-setup.o
 
 obj-$(CONFIG_CPU_IDLE)			+= cpuidle.o
+obj-$(CONFIG_ARCH_KIRKWOOD_DT)		+= board-dt.o
diff --git a/arch/arm/mach-kirkwood/Makefile.boot b/arch/arm/mach-kirkwood/Makefile.boot
index 760a0ef..16f9385 100644
--- a/arch/arm/mach-kirkwood/Makefile.boot
+++ b/arch/arm/mach-kirkwood/Makefile.boot
@@ -1,3 +1,5 @@
    zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
+
+dtb-$(CONFIG_MACH_DREAMPLUG_DT) += kirkwood-dreamplug.dtb
diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c
new file mode 100644
index 0000000..fbe6405
--- /dev/null
+++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -0,0 +1,180 @@
+/*
+ * Copyright 2012 (C), Jason Cooper <jason@lakedaemon.net>
+ *
+ * arch/arm/mach-kirkwood/board-dt.c
+ *
+ * Marvell DreamPlug Reference Board Setup
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/partitions.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_fdt.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <linux/mtd/physmap.h>
+#include <linux/spi/flash.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/orion_spi.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <mach/kirkwood.h>
+#include <plat/mvsdio.h>
+#include "common.h"
+#include "mpp.h"
+
+static struct of_device_id kirkwood_dt_match_table[] __initdata = {
+	{ .compatible = "simple-bus", },
+	{ }
+};
+
+struct mtd_partition dreamplug_partitions[] = {
+	{
+		.name	= "u-boot",
+		.size	= SZ_512K,
+		.offset = 0,
+	},
+	{
+		.name	= "u-boot env",
+		.size	= SZ_64K,
+		.offset = SZ_512K + SZ_512K,
+	},
+	{
+		.name	= "dtb",
+		.size	= SZ_64K,
+		.offset = SZ_512K + SZ_512K + SZ_512K,
+	},
+};
+
+static const struct flash_platform_data dreamplug_spi_slave_data = {
+	.type		= "mx25l1606e",
+	.name		= "spi_flash",
+	.parts		= dreamplug_partitions,
+	.nr_parts	= ARRAY_SIZE(dreamplug_partitions),
+};
+
+static struct spi_board_info __initdata dreamplug_spi_slave_info[] = {
+	{
+		.modalias	= "m25p80",
+		.platform_data	= &dreamplug_spi_slave_data,
+		.irq		= -1,
+		.max_speed_hz	= 50000000,
+		.bus_num	= 0,
+		.chip_select	= 0,
+	},
+};
+
+static struct mv643xx_eth_platform_data dreamplug_ge00_data = {
+	.phy_addr	= MV643XX_ETH_PHY_ADDR(0),
+};
+
+static struct mv643xx_eth_platform_data dreamplug_ge01_data = {
+	.phy_addr	= MV643XX_ETH_PHY_ADDR(1),
+};
+
+static struct mv_sata_platform_data dreamplug_sata_data = {
+	.n_ports	= 1,
+};
+
+static struct mvsdio_platform_data dreamplug_mvsdio_data = {
+	/* unfortunately the CD signal has not been connected */
+};
+
+static struct gpio_led dreamplug_led_pins[] = {
+	{
+		.name			= "dreamplug:blue:bluetooth",
+		.gpio			= 47,
+		.active_low		= 1,
+	},
+	{
+		.name			= "dreamplug:green:wifi",
+		.gpio			= 48,
+		.active_low		= 1,
+	},
+	{
+		.name			= "dreamplug:green:wifi_ap",
+		.gpio			= 49,
+		.active_low		= 1,
+	},
+};
+
+static struct gpio_led_platform_data dreamplug_led_data = {
+	.leds		= dreamplug_led_pins,
+	.num_leds	= ARRAY_SIZE(dreamplug_led_pins),
+};
+
+static struct platform_device dreamplug_leds = {
+	.name	= "leds-gpio",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &dreamplug_led_data,
+	}
+};
+
+static unsigned int dreamplug_mpp_config[] __initdata = {
+	MPP0_SPI_SCn,
+	MPP1_SPI_MOSI,
+	MPP2_SPI_SCK,
+	MPP3_SPI_MISO,
+	MPP47_GPIO,	/* Bluetooth LED */
+	MPP48_GPIO,	/* Wifi LED */
+	MPP49_GPIO,	/* Wifi AP LED */
+	0
+};
+
+static void __init dreamplug_init(void)
+{
+	/*
+	 * Basic setup. Needs to be called early.
+	 */
+	kirkwood_mpp_conf(dreamplug_mpp_config);
+
+	spi_register_board_info(dreamplug_spi_slave_info,
+				ARRAY_SIZE(dreamplug_spi_slave_info));
+	kirkwood_spi_init();
+
+	kirkwood_ehci_init();
+	kirkwood_ge00_init(&dreamplug_ge00_data);
+	kirkwood_ge01_init(&dreamplug_ge01_data);
+	kirkwood_sata_init(&dreamplug_sata_data);
+	kirkwood_sdio_init(&dreamplug_mvsdio_data);
+
+	platform_device_register(&dreamplug_leds);
+}
+
+static void __init kirkwood_dt_init(void)
+{
+	kirkwood_init();
+
+	if (of_machine_is_compatible("globalscale,dreamplug"))
+		dreamplug_init();
+
+	of_platform_populate(NULL, kirkwood_dt_match_table, NULL, NULL);
+}
+
+static const char *kirkwood_dt_board_compat[] = {
+	"globalscale,dreamplug",
+	NULL
+};
+
+DT_MACHINE_START(KIRKWOOD_DT, "Marvell Kirkwood (Flattened Device Tree)")
+	/* Maintainer: Jason Cooper <jason@lakedaemon.net> */
+	.map_io		= kirkwood_map_io,
+	.init_early	= kirkwood_init_early,
+	.init_irq	= kirkwood_init_irq,
+	.timer		= &kirkwood_timer,
+	.init_machine	= kirkwood_dt_init,
+	.restart	= kirkwood_restart,
+	.dt_compat	= kirkwood_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-kirkwood/include/mach/system.h b/arch/arm/mach-kirkwood/include/mach/system.h
deleted file mode 100644
index 5fddde0..0000000
--- a/arch/arm/mach-kirkwood/include/mach/system.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * arch/arm/mach-kirkwood/include/mach/system.h
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-ks8695/include/mach/system.h b/arch/arm/mach-ks8695/include/mach/system.h
deleted file mode 100644
index 59fe992..0000000
--- a/arch/arm/mach-ks8695/include/mach/system.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * arch/arm/mach-s3c2410/include/mach/system.h
- *
- * Copyright (C) 2006 Simtec Electronics
- *	Ben Dooks <ben@simtec.co.uk>
- *
- * KS8695 - System function defines and includes
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks,
-	 */
-	cpu_do_idle();
-
-}
-
-#endif
diff --git a/arch/arm/mach-lpc32xx/include/mach/irqs.h b/arch/arm/mach-lpc32xx/include/mach/irqs.h
index 2667f52..9e3b90d 100644
--- a/arch/arm/mach-lpc32xx/include/mach/irqs.h
+++ b/arch/arm/mach-lpc32xx/include/mach/irqs.h
@@ -61,7 +61,7 @@
  */
 #define IRQ_LPC32XX_JTAG_COMM_TX	LPC32XX_SIC1_IRQ(1)
 #define IRQ_LPC32XX_JTAG_COMM_RX	LPC32XX_SIC1_IRQ(2)
-#define IRQ_LPC32XX_GPI_11		LPC32XX_SIC1_IRQ(4)
+#define IRQ_LPC32XX_GPI_28		LPC32XX_SIC1_IRQ(4)
 #define IRQ_LPC32XX_TS_P		LPC32XX_SIC1_IRQ(6)
 #define IRQ_LPC32XX_TS_IRQ		LPC32XX_SIC1_IRQ(7)
 #define IRQ_LPC32XX_TS_AUX		LPC32XX_SIC1_IRQ(8)
diff --git a/arch/arm/mach-lpc32xx/include/mach/system.h b/arch/arm/mach-lpc32xx/include/mach/system.h
deleted file mode 100644
index bf176c9..0000000
--- a/arch/arm/mach-lpc32xx/include/mach/system.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * arch/arm/mach-lpc32xx/include/mach/system.h
- *
- * Author: Kevin Wells <kevin.wells@nxp.com>
- *
- * Copyright (C) 2010 NXP Semiconductors
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c
index 4eae566..c74de01 100644
--- a/arch/arm/mach-lpc32xx/irq.c
+++ b/arch/arm/mach-lpc32xx/irq.c
@@ -118,6 +118,10 @@
 		.event_group = &lpc32xx_event_pin_regs,
 		.mask = LPC32XX_CLKPWR_EXTSRC_GPI_06_BIT,
 	},
+	[IRQ_LPC32XX_GPI_28] = {
+		.event_group = &lpc32xx_event_pin_regs,
+		.mask = LPC32XX_CLKPWR_EXTSRC_GPI_28_BIT,
+	},
 	[IRQ_LPC32XX_GPIO_00] = {
 		.event_group = &lpc32xx_event_int_regs,
 		.mask = LPC32XX_CLKPWR_INTSRC_GPIO_00_BIT,
@@ -305,9 +309,18 @@
 
 		if (state)
 			eventreg |= lpc32xx_events[d->irq].mask;
-		else
+		else {
 			eventreg &= ~lpc32xx_events[d->irq].mask;
 
+			/*
+			 * When disabling the wakeup, clear the latched
+			 * event
+			 */
+			__raw_writel(lpc32xx_events[d->irq].mask,
+				lpc32xx_events[d->irq].
+				event_group->rawstat_reg);
+		}
+
 		__raw_writel(eventreg,
 			lpc32xx_events[d->irq].event_group->enab_reg);
 
@@ -380,13 +393,15 @@
 
 	/* Setup SIC1 */
 	__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC1_BASE));
-	__raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE));
-	__raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE));
+	__raw_writel(SIC1_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE));
+	__raw_writel(SIC1_ATR_DEFAULT,
+				LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE));
 
 	/* Setup SIC2 */
 	__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC2_BASE));
-	__raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE));
-	__raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE));
+	__raw_writel(SIC2_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE));
+	__raw_writel(SIC2_ATR_DEFAULT,
+				LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE));
 
 	/* Configure supported IRQ's */
 	for (i = 0; i < NR_IRQS; i++) {
diff --git a/arch/arm/mach-lpc32xx/phy3250.c b/arch/arm/mach-lpc32xx/phy3250.c
index bfee5b4..5d51c10 100644
--- a/arch/arm/mach-lpc32xx/phy3250.c
+++ b/arch/arm/mach-lpc32xx/phy3250.c
@@ -149,20 +149,8 @@
 	.remove		= lpc32xx_clcd_remove,
 };
 
-static struct amba_device lpc32xx_clcd_device = {
-	.dev				= {
-		.coherent_dma_mask	= ~0,
-		.init_name		= "dev:clcd",
-		.platform_data		= &lpc32xx_clcd_data,
-	},
-	.res				= {
-		.start			= LPC32XX_LCD_BASE,
-		.end			= (LPC32XX_LCD_BASE + SZ_4K - 1),
-		.flags			= IORESOURCE_MEM,
-	},
-	.dma_mask			= ~0,
-	.irq				= {IRQ_LPC32XX_LCD, NO_IRQ},
-};
+static AMBA_AHB_DEVICE(lpc32xx_clcd, "dev:clcd", 0,
+	LPC32XX_LCD_BASE, { IRQ_LPC32XX_LCD }, &lpc32xx_clcd_data);
 
 /*
  * AMBA SSP (SPI)
@@ -191,20 +179,8 @@
 	.enable_dma		= 0,
 };
 
-static struct amba_device lpc32xx_ssp0_device = {
-	.dev				= {
-		.coherent_dma_mask	= ~0,
-		.init_name		= "dev:ssp0",
-		.platform_data		= &lpc32xx_ssp0_data,
-	},
-	.res				= {
-		.start			= LPC32XX_SSP0_BASE,
-		.end			= (LPC32XX_SSP0_BASE + SZ_4K - 1),
-		.flags			= IORESOURCE_MEM,
-	},
-	.dma_mask			= ~0,
-	.irq				= {IRQ_LPC32XX_SSP0, NO_IRQ},
-};
+static AMBA_APB_DEVICE(lpc32xx_ssp0, "dev:ssp0", 0,
+	LPC32XX_SSP0_BASE, { IRQ_LPC32XX_SSP0 }, &lpc32xx_ssp0_data);
 
 /* AT25 driver registration */
 static int __init phy3250_spi_board_register(void)
diff --git a/arch/arm/mach-lpc32xx/serial.c b/arch/arm/mach-lpc32xx/serial.c
index 429cfdb..f273528 100644
--- a/arch/arm/mach-lpc32xx/serial.c
+++ b/arch/arm/mach-lpc32xx/serial.c
@@ -88,6 +88,7 @@
 	char *uart_ck_name;
 	u32 ck_mode_mask;
 	void __iomem *pdiv_clk_reg;
+	resource_size_t mapbase;
 };
 
 static struct uartinit uartinit_data[] __initdata = {
@@ -97,6 +98,7 @@
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 5),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART5_CLK_CTRL,
+		.mapbase = LPC32XX_UART5_BASE,
 	},
 #endif
 #ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT
@@ -105,6 +107,7 @@
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 3),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART3_CLK_CTRL,
+		.mapbase = LPC32XX_UART3_BASE,
 	},
 #endif
 #ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT
@@ -113,6 +116,7 @@
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 4),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART4_CLK_CTRL,
+		.mapbase = LPC32XX_UART4_BASE,
 	},
 #endif
 #ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT
@@ -121,6 +125,7 @@
 		.ck_mode_mask =
 			LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 6),
 		.pdiv_clk_reg = LPC32XX_CLKPWR_UART6_CLK_CTRL,
+		.mapbase = LPC32XX_UART6_BASE,
 	},
 #endif
 };
@@ -165,11 +170,24 @@
 
 		/* pre-UART clock divider set to 1 */
 		__raw_writel(0x0101, uartinit_data[i].pdiv_clk_reg);
+
+		/*
+		 * Force a flush of the RX FIFOs to work around a
+		 * HW bug
+		 */
+		puart = uartinit_data[i].mapbase;
+		__raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart));
+		__raw_writel(0x00, LPC32XX_UART_DLL_FIFO(puart));
+		j = LPC32XX_SUART_FIFO_SIZE;
+		while (j--)
+			tmp = __raw_readl(
+				LPC32XX_UART_DLL_FIFO(puart));
+		__raw_writel(0, LPC32XX_UART_IIR_FCR(puart));
 	}
 
 	/* This needs to be done after all UART clocks are setup */
 	__raw_writel(clkmodes, LPC32XX_UARTCTL_CLKMODE);
-	for (i = 0; i < ARRAY_SIZE(uartinit_data) - 1; i++) {
+	for (i = 0; i < ARRAY_SIZE(uartinit_data); i++) {
 		/* Force a flush of the RX FIFOs to work around a HW bug */
 		puart = serial_std_platform_data[i].mapbase;
 		__raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart));
diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c
index 17cb760..3588a55 100644
--- a/arch/arm/mach-mmp/aspenite.c
+++ b/arch/arm/mach-mmp/aspenite.c
@@ -17,7 +17,6 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/nand.h>
 #include <linux/interrupt.h>
-#include <linux/gpio.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
diff --git a/arch/arm/mach-mmp/include/mach/system.h b/arch/arm/mach-mmp/include/mach/system.h
deleted file mode 100644
index 1d001ea..0000000
--- a/arch/arm/mach-mmp/include/mach/system.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * linux/arch/arm/mach-mmp/include/mach/system.h
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef __ASM_MACH_SYSTEM_H
-#define __ASM_MACH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-#endif /* __ASM_MACH_SYSTEM_H */
diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c
index 617c60a..c709a24 100644
--- a/arch/arm/mach-mmp/mmp2.c
+++ b/arch/arm/mach-mmp/mmp2.c
@@ -223,6 +223,7 @@
 	}, {
 		.start	= IRQ_MMP2_GPIO,
 		.end	= IRQ_MMP2_GPIO,
+		.name	= "gpio_mux",
 		.flags	= IORESOURCE_IRQ,
 	},
 };
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index 7bc17ea..f10f87d 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -24,7 +24,6 @@
 #include <mach/dma.h>
 #include <mach/devices.h>
 #include <mach/mfp.h>
-#include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 #include <mach/pxa168.h>
 
@@ -167,6 +166,7 @@
 	}, {
 		.start	= IRQ_PXA168_GPIOX,
 		.end	= IRQ_PXA168_GPIOX,
+		.name	= "gpio_mux",
 		.flags	= IORESOURCE_IRQ,
 	},
 };
diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c
index 3241a25..0c87e69 100644
--- a/arch/arm/mach-mmp/pxa910.c
+++ b/arch/arm/mach-mmp/pxa910.c
@@ -173,6 +173,7 @@
 	}, {
 		.start	= IRQ_PXA910_AP_GPIO,
 		.end	= IRQ_PXA910_AP_GPIO,
+		.name	= "gpio_mux",
 		.flags	= IORESOURCE_IRQ,
 	},
 };
diff --git a/arch/arm/mach-mmp/tavorevb.c b/arch/arm/mach-mmp/tavorevb.c
index 8e3b5af0..bc97170 100644
--- a/arch/arm/mach-mmp/tavorevb.c
+++ b/arch/arm/mach-mmp/tavorevb.c
@@ -12,7 +12,6 @@
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/smc91x.h>
-#include <linux/gpio.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
diff --git a/arch/arm/mach-msm/idle.S b/arch/arm/mach-msm/idle.S
deleted file mode 100644
index 6a94f05..0000000
--- a/arch/arm/mach-msm/idle.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/* arch/arm/mach-msm/include/mach/idle.S
- *
- * Idle processing for MSM7K - work around bugs with SWFI.
- *
- * Copyright (c) 2007 QUALCOMM Incorporated.
- * Copyright (C) 2007 Google, Inc. 
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- */ 
-		
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-
-ENTRY(arch_idle)
-#ifdef CONFIG_MSM7X00A_IDLE
-	mrc     p15, 0, r1, c1, c0, 0    /* read current CR    */
-	bic     r0, r1, #(1 << 2)        /* clear dcache bit   */
-	bic     r0, r0, #(1 << 12)       /* clear icache bit   */
-	mcr     p15, 0, r0, c1, c0, 0    /* disable d/i cache  */
-
-	mov     r0, #0                   /* prepare wfi value  */
-	mcr     p15, 0, r0, c7, c10, 0   /* flush the cache    */
-	mcr     p15, 0, r0, c7, c10, 4   /* memory barrier     */
-	mcr     p15, 0, r0, c7, c0, 4    /* wait for interrupt */
-
-	mcr     p15, 0, r1, c1, c0, 0    /* restore d/i cache  */
-#endif
-	mov     pc, lr
diff --git a/arch/arm/mach-msm/idle.c b/arch/arm/mach-msm/idle.c
new file mode 100644
index 0000000..0c9e13c
--- /dev/null
+++ b/arch/arm/mach-msm/idle.c
@@ -0,0 +1,49 @@
+/* arch/arm/mach-msm/idle.c
+ *
+ * Idle processing for MSM7K - work around bugs with SWFI.
+ *
+ * Copyright (c) 2007 QUALCOMM Incorporated.
+ * Copyright (C) 2007 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/init.h>
+#include <asm/system.h>
+
+static void msm_idle(void)
+{
+#ifdef CONFIG_MSM7X00A_IDLE
+	asm volatile (
+
+	"mrc     p15, 0, r1, c1, c0, 0    /* read current CR    */ \n\t"
+	"bic     r0, r1, #(1 << 2)        /* clear dcache bit   */ \n\t"
+	"bic     r0, r0, #(1 << 12)       /* clear icache bit   */ \n\t"
+	"mcr     p15, 0, r0, c1, c0, 0    /* disable d/i cache  */ \n\t"
+
+	"mov     r0, #0                   /* prepare wfi value  */ \n\t"
+	"mcr     p15, 0, r0, c7, c10, 0   /* flush the cache    */ \n\t"
+	"mcr     p15, 0, r0, c7, c10, 4   /* memory barrier     */ \n\t"
+	"mcr     p15, 0, r0, c7, c0, 4    /* wait for interrupt */ \n\t"
+
+	"mcr     p15, 0, r1, c1, c0, 0    /* restore d/i cache  */ \n\t"
+
+	: : : "r0","r1" );
+#endif
+}
+
+static int __init msm_idle_init(void)
+{
+	arm_pm_idle = msm_idle;
+	return 0;
+}
+
+arch_initcall(msm_idle_init);
diff --git a/arch/arm/mach-msm/include/mach/system.h b/arch/arm/mach-msm/include/mach/system.h
index 311db2b..f5fb2ec 100644
--- a/arch/arm/mach-msm/include/mach/system.h
+++ b/arch/arm/mach-msm/include/mach/system.h
@@ -12,7 +12,6 @@
  * GNU General Public License for more details.
  *
  */
-void arch_idle(void);
 
 /* low level hardware reset hook -- for example, hitting the
  * PSHOLD line on the PMIC to hard reset the system
diff --git a/arch/arm/mach-mv78xx0/include/mach/system.h b/arch/arm/mach-mv78xx0/include/mach/system.h
deleted file mode 100644
index 8c3a538..0000000
--- a/arch/arm/mach-mv78xx0/include/mach/system.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * arch/arm/mach-mv78xx0/include/mach/system.h
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig
index cf00b3e..c57f996 100644
--- a/arch/arm/mach-mxs/Kconfig
+++ b/arch/arm/mach-mxs/Kconfig
@@ -83,6 +83,18 @@
 	select MXS_HAVE_PLATFORM_MXSFB
 	select MXS_OCOTP
 
+config MODULE_APX4
+	bool
+	select SOC_IMX28
+	select LEDS_GPIO_REGISTER
+	select MXS_HAVE_AMBA_DUART
+	select MXS_HAVE_PLATFORM_AUART
+	select MXS_HAVE_PLATFORM_FEC
+	select MXS_HAVE_PLATFORM_MXS_I2C
+	select MXS_HAVE_PLATFORM_MXS_MMC
+	select MXS_HAVE_PLATFORM_MXS_SAIF
+	select MXS_OCOTP
+
 config MACH_TX28
 	bool "Ka-Ro TX28 module"
 	select MODULE_TX28
@@ -91,4 +103,8 @@
 	bool "Support DENX M28EVK Platform"
 	select MODULE_M28
 
+config MACH_APX4DEVKIT
+	bool "Support Bluegiga APX4 Development Kit"
+	select MODULE_APX4
+
 endif
diff --git a/arch/arm/mach-mxs/Makefile b/arch/arm/mach-mxs/Makefile
index 8c93b24..908bf9a 100644
--- a/arch/arm/mach-mxs/Makefile
+++ b/arch/arm/mach-mxs/Makefile
@@ -11,6 +11,7 @@
 obj-$(CONFIG_MACH_MX23EVK) += mach-mx23evk.o
 obj-$(CONFIG_MACH_MX28EVK) += mach-mx28evk.o
 obj-$(CONFIG_MACH_M28EVK)    += mach-m28evk.o
+obj-$(CONFIG_MACH_APX4DEVKIT) += mach-apx4devkit.o
 obj-$(CONFIG_MODULE_TX28) += module-tx28.o
 obj-$(CONFIG_MACH_TX28)    += mach-tx28.o
 
diff --git a/arch/arm/mach-mxs/devices.c b/arch/arm/mach-mxs/devices.c
index fe3e847..01faffe 100644
--- a/arch/arm/mach-mxs/devices.c
+++ b/arch/arm/mach-mxs/devices.c
@@ -77,16 +77,18 @@
 
 int __init mxs_add_amba_device(const struct amba_device *dev)
 {
-	struct amba_device *adev = kmalloc(sizeof(*adev), GFP_KERNEL);
+	struct amba_device *adev = amba_device_alloc(dev->dev.init_name,
+		dev->res.start, resource_size(&dev->res));
 
 	if (!adev) {
 		pr_err("%s: failed to allocate memory", __func__);
 		return -ENOMEM;
 	}
 
-	*adev = *dev;
+	adev->irq[0] = dev->irq[0];
+	adev->irq[1] = dev->irq[1];
 
-	return amba_device_register(adev, &iomem_resource);
+	return amba_device_add(adev, &iomem_resource);
 }
 
 struct device mxs_apbh_bus = {
diff --git a/arch/arm/mach-mxs/devices/amba-duart.c b/arch/arm/mach-mxs/devices/amba-duart.c
index a559db0..a5479f7 100644
--- a/arch/arm/mach-mxs/devices/amba-duart.c
+++ b/arch/arm/mach-mxs/devices/amba-duart.c
@@ -23,7 +23,7 @@
 		.end = (soc ## _DUART_BASE_ADDR) + SZ_8K - 1,	\
 		.flags = IORESOURCE_MEM,			\
 	},							\
-	.irq = {soc ## _INT_DUART, NO_IRQ},			\
+	.irq = {soc ## _INT_DUART},				\
 }
 
 #ifdef CONFIG_SOC_IMX23
diff --git a/arch/arm/mach-mxs/include/mach/digctl.h b/arch/arm/mach-mxs/include/mach/digctl.h
index 49a888c..1796406 100644
--- a/arch/arm/mach-mxs/include/mach/digctl.h
+++ b/arch/arm/mach-mxs/include/mach/digctl.h
@@ -18,4 +18,5 @@
 #define HW_DIGCTL_CTRL			0x0
 #define  BP_DIGCTL_CTRL_SAIF_CLKMUX	10
 #define  BM_DIGCTL_CTRL_SAIF_CLKMUX	(0x3 << 10)
+#define HW_DIGCTL_CHIPID		0x310
 #endif
diff --git a/arch/arm/mach-mxs/include/mach/mxs.h b/arch/arm/mach-mxs/include/mach/mxs.h
index bde5f66..7d4fb6d 100644
--- a/arch/arm/mach-mxs/include/mach/mxs.h
+++ b/arch/arm/mach-mxs/include/mach/mxs.h
@@ -23,22 +23,10 @@
 #include <linux/io.h>
 #endif
 #include <asm/mach-types.h>
+#include <mach/digctl.h>
 #include <mach/hardware.h>
 
 /*
- * MXS CPU types
- */
-#define cpu_is_mx23()		(					\
-		machine_is_mx23evk() ||					\
-		machine_is_stmp378x() ||				\
-		0)
-#define cpu_is_mx28()		(					\
-		machine_is_mx28evk() ||					\
-		machine_is_m28evk() ||					\
-		machine_is_tx28() ||					\
-		0)
-
-/*
  * IO addresses common to MXS-based
  */
 #define MXS_IO_BASE_ADDR		0x80000000
@@ -109,6 +97,21 @@
 {
 	__raw_writel(mask, reg + MXS_TOG_ADDR);
 }
+
+/*
+ * MXS CPU types
+ */
+#define MXS_CHIPID (MXS_IO_ADDRESS(MXS_DIGCTL_BASE_ADDR) + HW_DIGCTL_CHIPID)
+
+static inline int cpu_is_mx23(void)
+{
+	return ((__raw_readl(MXS_CHIPID) >> 16) == 0x3780);
+}
+
+static inline int cpu_is_mx28(void)
+{
+	return ((__raw_readl(MXS_CHIPID) >> 16) == 0x2800);
+}
 #endif
 
 #endif /* __MACH_MXS_H__ */
diff --git a/arch/arm/mach-mxs/include/mach/system.h b/arch/arm/mach-mxs/include/mach/system.h
deleted file mode 100644
index e7ad1bb..0000000
--- a/arch/arm/mach-mxs/include/mach/system.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- *  Copyright (C) 1999 ARM Limited
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *  Copyright 2004-2008 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef __MACH_MXS_SYSTEM_H__
-#define __MACH_MXS_SYSTEM_H__
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif /* __MACH_MXS_SYSTEM_H__ */
diff --git a/arch/arm/mach-mxs/include/mach/uncompress.h b/arch/arm/mach-mxs/include/mach/uncompress.h
index 6777674..ef28114 100644
--- a/arch/arm/mach-mxs/include/mach/uncompress.h
+++ b/arch/arm/mach-mxs/include/mach/uncompress.h
@@ -18,8 +18,6 @@
 #ifndef __MACH_MXS_UNCOMPRESS_H__
 #define __MACH_MXS_UNCOMPRESS_H__
 
-#include <asm/mach-types.h>
-
 unsigned long mxs_duart_base;
 
 #define MXS_DUART(x)	(*(volatile unsigned long *)(mxs_duart_base + (x)))
@@ -55,16 +53,17 @@
 
 #define MX23_DUART_BASE_ADDR	0x80070000
 #define MX28_DUART_BASE_ADDR	0x80074000
+#define MXS_DIGCTL_CHIPID	0x8001c310
 
 static inline void __arch_decomp_setup(unsigned long arch_id)
 {
-	switch (arch_id) {
-	case MACH_TYPE_MX23EVK:
+	u16 chipid = (*(volatile unsigned long *) MXS_DIGCTL_CHIPID) >> 16;
+
+	switch (chipid) {
+	case 0x3780:
 		mxs_duart_base = MX23_DUART_BASE_ADDR;
 		break;
-	case MACH_TYPE_MX28EVK:
-	case MACH_TYPE_M28EVK:
-	case MACH_TYPE_TX28:
+	case 0x2800:
 		mxs_duart_base = MX28_DUART_BASE_ADDR;
 		break;
 	default:
diff --git a/arch/arm/mach-mxs/mach-apx4devkit.c b/arch/arm/mach-mxs/mach-apx4devkit.c
new file mode 100644
index 0000000..48a7fab
--- /dev/null
+++ b/arch/arm/mach-mxs/mach-apx4devkit.c
@@ -0,0 +1,260 @@
+/*
+ * Copyright (C) 2011-2012
+ * Lauri Hintsala, Bluegiga, <lauri.hintsala@bluegiga.com>
+ * Veli-Pekka Peltola, Bluegiga, <veli-pekka.peltola@bluegiga.com>
+ *
+ * based on: mach-mx28evk.c
+ * Copyright 2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <linux/clk.h>
+#include <linux/i2c.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/micrel_phy.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+
+#include <mach/common.h>
+#include <mach/digctl.h>
+#include <mach/iomux-mx28.h>
+
+#include "devices-mx28.h"
+
+#define APX4DEVKIT_GPIO_USERLED	MXS_GPIO_NR(3, 28)
+
+static const iomux_cfg_t apx4devkit_pads[] __initconst = {
+	/* duart */
+	MX28_PAD_PWM0__DUART_RX | MXS_PAD_CTRL,
+	MX28_PAD_PWM1__DUART_TX | MXS_PAD_CTRL,
+
+	/* auart0 */
+	MX28_PAD_AUART0_RX__AUART0_RX | MXS_PAD_CTRL,
+	MX28_PAD_AUART0_TX__AUART0_TX | MXS_PAD_CTRL,
+	MX28_PAD_AUART0_CTS__AUART0_CTS | MXS_PAD_CTRL,
+	MX28_PAD_AUART0_RTS__AUART0_RTS | MXS_PAD_CTRL,
+
+	/* auart1 */
+	MX28_PAD_AUART1_RX__AUART1_RX | MXS_PAD_CTRL,
+	MX28_PAD_AUART1_TX__AUART1_TX | MXS_PAD_CTRL,
+
+	/* auart2 */
+	MX28_PAD_SSP2_SCK__AUART2_RX | MXS_PAD_CTRL,
+	MX28_PAD_SSP2_MOSI__AUART2_TX | MXS_PAD_CTRL,
+
+	/* auart3 */
+	MX28_PAD_SSP2_MISO__AUART3_RX | MXS_PAD_CTRL,
+	MX28_PAD_SSP2_SS0__AUART3_TX | MXS_PAD_CTRL,
+
+#define MXS_PAD_FEC	(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP)
+	/* fec0 */
+	MX28_PAD_ENET0_MDC__ENET0_MDC | MXS_PAD_FEC,
+	MX28_PAD_ENET0_MDIO__ENET0_MDIO | MXS_PAD_FEC,
+	MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MXS_PAD_FEC,
+	MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MXS_PAD_FEC,
+	MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MXS_PAD_FEC,
+	MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MXS_PAD_FEC,
+	MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MXS_PAD_FEC,
+	MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MXS_PAD_FEC,
+	MX28_PAD_ENET_CLK__CLKCTRL_ENET | MXS_PAD_FEC,
+
+	/* i2c */
+	MX28_PAD_I2C0_SCL__I2C0_SCL,
+	MX28_PAD_I2C0_SDA__I2C0_SDA,
+
+	/* mmc0 */
+	MX28_PAD_SSP0_DATA0__SSP0_D0 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DATA1__SSP0_D1 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DATA2__SSP0_D2 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DATA3__SSP0_D3 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DATA4__SSP0_D4 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DATA5__SSP0_D5 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DATA6__SSP0_D6 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DATA7__SSP0_D7 |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_CMD__SSP0_CMD |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT |
+		(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+	MX28_PAD_SSP0_SCK__SSP0_SCK |
+		(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+
+	/* led */
+	MX28_PAD_PWM3__GPIO_3_28 | MXS_PAD_CTRL,
+
+	/* saif0 & saif1 */
+	MX28_PAD_SAIF0_MCLK__SAIF0_MCLK |
+		(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SAIF0_LRCLK__SAIF0_LRCLK |
+		(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SAIF0_BITCLK__SAIF0_BITCLK |
+		(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SAIF0_SDATA0__SAIF0_SDATA0 |
+		(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+	MX28_PAD_SAIF1_SDATA0__SAIF1_SDATA0 |
+		(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+};
+
+/* led */
+static const struct gpio_led apx4devkit_leds[] __initconst = {
+	{
+		.name = "user-led",
+		.default_trigger = "heartbeat",
+		.gpio = APX4DEVKIT_GPIO_USERLED,
+	},
+};
+
+static const struct gpio_led_platform_data apx4devkit_led_data __initconst = {
+	.leds = apx4devkit_leds,
+	.num_leds = ARRAY_SIZE(apx4devkit_leds),
+};
+
+static const struct fec_platform_data mx28_fec_pdata __initconst = {
+	.phy = PHY_INTERFACE_MODE_RMII,
+};
+
+static const struct mxs_mmc_platform_data apx4devkit_mmc_pdata __initconst = {
+	.wp_gpio = -EINVAL,
+	.flags = SLOTF_4_BIT_CAPABLE,
+};
+
+static const struct i2c_board_info apx4devkit_i2c_boardinfo[] __initconst = {
+	{ I2C_BOARD_INFO("sgtl5000", 0x0a) }, /* ASoC */
+	{ I2C_BOARD_INFO("pcf8563", 0x51) }, /* RTC */
+};
+
+#if defined(CONFIG_REGULATOR_FIXED_VOLTAGE) || \
+		defined(CONFIG_REGULATOR_FIXED_VOLTAGE_MODULE)
+static struct regulator_consumer_supply apx4devkit_audio_consumer_supplies[] = {
+	REGULATOR_SUPPLY("VDDA", "0-000a"),
+	REGULATOR_SUPPLY("VDDIO", "0-000a"),
+};
+
+static struct regulator_init_data apx4devkit_vdd_reg_init_data = {
+	.constraints	= {
+		.name	= "3V3",
+		.always_on = 1,
+	},
+	.consumer_supplies = apx4devkit_audio_consumer_supplies,
+	.num_consumer_supplies = ARRAY_SIZE(apx4devkit_audio_consumer_supplies),
+};
+
+static struct fixed_voltage_config apx4devkit_vdd_pdata = {
+	.supply_name	= "board-3V3",
+	.microvolts	= 3300000,
+	.gpio		= -EINVAL,
+	.enabled_at_boot = 1,
+	.init_data	= &apx4devkit_vdd_reg_init_data,
+};
+
+static struct platform_device apx4devkit_voltage_regulator = {
+	.name		= "reg-fixed-voltage",
+	.id		= -1,
+	.num_resources	= 0,
+	.dev		= {
+		.platform_data	= &apx4devkit_vdd_pdata,
+	},
+};
+
+static void __init apx4devkit_add_regulators(void)
+{
+	platform_device_register(&apx4devkit_voltage_regulator);
+}
+#else
+static void __init apx4devkit_add_regulators(void) {}
+#endif
+
+static const struct mxs_saif_platform_data
+			apx4devkit_mxs_saif_pdata[] __initconst = {
+	/* working on EXTMSTR0 mode (saif0 master, saif1 slave) */
+	{
+		.master_mode = 1,
+		.master_id = 0,
+	}, {
+		.master_mode = 0,
+		.master_id = 0,
+	},
+};
+
+static int apx4devkit_phy_fixup(struct phy_device *phy)
+{
+	phy->dev_flags |= MICREL_PHY_50MHZ_CLK;
+	return 0;
+}
+
+static void __init apx4devkit_init(void)
+{
+	mxs_iomux_setup_multiple_pads(apx4devkit_pads,
+			ARRAY_SIZE(apx4devkit_pads));
+
+	mx28_add_duart();
+	mx28_add_auart0();
+	mx28_add_auart1();
+	mx28_add_auart2();
+	mx28_add_auart3();
+
+	/*
+	 * Register fixup for the Micrel KS8031 PHY clock
+	 * (shares same ID with KS8051)
+	 */
+	phy_register_fixup_for_uid(PHY_ID_KS8051, MICREL_PHY_ID_MASK,
+			apx4devkit_phy_fixup);
+
+	mx28_add_fec(0, &mx28_fec_pdata);
+
+	mx28_add_mxs_mmc(0, &apx4devkit_mmc_pdata);
+
+	gpio_led_register_device(0, &apx4devkit_led_data);
+
+	mxs_saif_clkmux_select(MXS_DIGCTL_SAIF_CLKMUX_EXTMSTR0);
+	mx28_add_saif(0, &apx4devkit_mxs_saif_pdata[0]);
+	mx28_add_saif(1, &apx4devkit_mxs_saif_pdata[1]);
+
+	apx4devkit_add_regulators();
+
+	mx28_add_mxs_i2c(0);
+	i2c_register_board_info(0, apx4devkit_i2c_boardinfo,
+			ARRAY_SIZE(apx4devkit_i2c_boardinfo));
+
+	mxs_add_platform_device("mxs-sgtl5000", 0, NULL, 0, NULL, 0);
+}
+
+static void __init apx4devkit_timer_init(void)
+{
+	mx28_clocks_init();
+}
+
+static struct sys_timer apx4devkit_timer = {
+	.init	= apx4devkit_timer_init,
+};
+
+MACHINE_START(APX4DEVKIT, "Bluegiga APX4 Development Kit")
+	.map_io		= mx28_map_io,
+	.init_irq	= mx28_init_irq,
+	.timer		= &apx4devkit_timer,
+	.init_machine	= apx4devkit_init,
+	.restart	= mxs_restart,
+MACHINE_END
diff --git a/arch/arm/mach-mxs/mach-m28evk.c b/arch/arm/mach-mxs/mach-m28evk.c
index 2f27582..06d7996 100644
--- a/arch/arm/mach-mxs/mach-m28evk.c
+++ b/arch/arm/mach-mxs/mach-m28evk.c
@@ -247,18 +247,15 @@
 	u32 val;
 	const u32 *ocotp = mxs_get_ocotp();
 
-	if (!ocotp) {
-		pr_err("%s: timeout when reading fec mac from OCOTP\n",
-			__func__);
+	if (!ocotp)
 		return -ETIMEDOUT;
-	}
 
 	/*
 	 * OCOTP only stores the last 4 octets for each mac address,
 	 * so hard-code DENX OUI (C0:E5:4E) here.
 	 */
 	for (i = 0; i < 2; i++) {
-		val = ocotp[i * 4];
+		val = ocotp[i];
 		mx28_fec_pdata[i].mac[0] = 0xC0;
 		mx28_fec_pdata[i].mac[1] = 0xE5;
 		mx28_fec_pdata[i].mac[2] = 0x4E;
diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c
index fdb0a56..e386c14 100644
--- a/arch/arm/mach-mxs/mach-mx28evk.c
+++ b/arch/arm/mach-mxs/mach-mx28evk.c
@@ -223,7 +223,6 @@
 /* fec */
 static void __init mx28evk_fec_reset(void)
 {
-	int ret;
 	struct clk *clk;
 
 	/* Enable fec phy clock */
@@ -231,32 +230,7 @@
 	if (!IS_ERR(clk))
 		clk_prepare_enable(clk);
 
-	/* Power up fec phy */
-	ret = gpio_request(MX28EVK_FEC_PHY_POWER, "fec-phy-power");
-	if (ret) {
-		pr_err("Failed to request gpio fec-phy-%s: %d\n", "power", ret);
-		return;
-	}
-
-	ret = gpio_direction_output(MX28EVK_FEC_PHY_POWER, 0);
-	if (ret) {
-		pr_err("Failed to drive gpio fec-phy-%s: %d\n", "power", ret);
-		return;
-	}
-
-	/* Reset fec phy */
-	ret = gpio_request(MX28EVK_FEC_PHY_RESET, "fec-phy-reset");
-	if (ret) {
-		pr_err("Failed to request gpio fec-phy-%s: %d\n", "reset", ret);
-		return;
-	}
-
-	gpio_direction_output(MX28EVK_FEC_PHY_RESET, 0);
-	if (ret) {
-		pr_err("Failed to drive gpio fec-phy-%s: %d\n", "reset", ret);
-		return;
-	}
-
+	gpio_set_value(MX28EVK_FEC_PHY_RESET, 0);
 	mdelay(1);
 	gpio_set_value(MX28EVK_FEC_PHY_RESET, 1);
 }
@@ -278,14 +252,14 @@
 	const u32 *ocotp = mxs_get_ocotp();
 
 	if (!ocotp)
-		goto error;
+		return -ETIMEDOUT;
 
 	/*
 	 * OCOTP only stores the last 4 octets for each mac address,
 	 * so hard-code Freescale OUI (00:04:9f) here.
 	 */
 	for (i = 0; i < 2; i++) {
-		val = ocotp[i * 4];
+		val = ocotp[i];
 		mx28_fec_pdata[i].mac[0] = 0x00;
 		mx28_fec_pdata[i].mac[1] = 0x04;
 		mx28_fec_pdata[i].mac[2] = 0x9f;
@@ -295,10 +269,6 @@
 	}
 
 	return 0;
-
-error:
-	pr_err("%s: timeout when reading fec mac from OCOTP\n", __func__);
-	return -ETIMEDOUT;
 }
 
 /*
@@ -417,9 +387,14 @@
 static void __init mx28evk_add_regulators(void) {}
 #endif
 
-static struct gpio mx28evk_lcd_gpios[] = {
+static const struct gpio mx28evk_gpios[] __initconst = {
 	{ MX28EVK_LCD_ENABLE, GPIOF_OUT_INIT_HIGH, "lcd-enable" },
 	{ MX28EVK_BL_ENABLE, GPIOF_OUT_INIT_HIGH, "bl-enable" },
+	{ MX28EVK_FLEXCAN_SWITCH, GPIOF_DIR_OUT, "flexcan-switch" },
+	{ MX28EVK_MMC0_SLOT_POWER, GPIOF_OUT_INIT_LOW, "mmc0-slot-power" },
+	{ MX28EVK_MMC1_SLOT_POWER, GPIOF_OUT_INIT_LOW, "mmc1-slot-power" },
+	{ MX28EVK_FEC_PHY_POWER, GPIOF_OUT_INIT_LOW, "fec-phy-power" },
+	{ MX28EVK_FEC_PHY_RESET, GPIOF_DIR_OUT, "fec-phy-reset" },
 };
 
 static const struct mxs_saif_platform_data
@@ -447,25 +422,18 @@
 	if (mx28evk_fec_get_mac())
 		pr_warn("%s: failed on fec mac setup\n", __func__);
 
+	ret = gpio_request_array(mx28evk_gpios, ARRAY_SIZE(mx28evk_gpios));
+	if (ret)
+		pr_err("One or more GPIOs failed to be requested: %d\n", ret);
+
 	mx28evk_fec_reset();
 	mx28_add_fec(0, &mx28_fec_pdata[0]);
 	mx28_add_fec(1, &mx28_fec_pdata[1]);
 
-	ret = gpio_request_one(MX28EVK_FLEXCAN_SWITCH, GPIOF_DIR_OUT,
-				"flexcan-switch");
-	if (ret) {
-		pr_err("failed to request gpio flexcan-switch: %d\n", ret);
-	} else {
-		mx28_add_flexcan(0, &mx28evk_flexcan_pdata[0]);
-		mx28_add_flexcan(1, &mx28evk_flexcan_pdata[1]);
-	}
+	mx28_add_flexcan(0, &mx28evk_flexcan_pdata[0]);
+	mx28_add_flexcan(1, &mx28evk_flexcan_pdata[1]);
 
-	ret = gpio_request_array(mx28evk_lcd_gpios,
-				 ARRAY_SIZE(mx28evk_lcd_gpios));
-	if (ret)
-		pr_warn("failed to request gpio pins for lcd: %d\n", ret);
-	else
-		mx28_add_mxsfb(&mx28evk_mxsfb_pdata);
+	mx28_add_mxsfb(&mx28evk_mxsfb_pdata);
 
 	mxs_saif_clkmux_select(MXS_DIGCTL_SAIF_CLKMUX_EXTMSTR0);
 	mx28_add_saif(0, &mx28evk_mxs_saif_pdata[0]);
@@ -480,20 +448,8 @@
 	mxs_add_platform_device("mxs-sgtl5000", 0, NULL, 0,
 			NULL, 0);
 
-	/* power on mmc slot by writing 0 to the gpio */
-	ret = gpio_request_one(MX28EVK_MMC0_SLOT_POWER, GPIOF_OUT_INIT_LOW,
-			       "mmc0-slot-power");
-	if (ret)
-		pr_warn("failed to request gpio mmc0-slot-power: %d\n", ret);
-	else
-		mx28_add_mxs_mmc(0, &mx28evk_mmc_pdata[0]);
-
-	ret = gpio_request_one(MX28EVK_MMC1_SLOT_POWER, GPIOF_OUT_INIT_LOW,
-			       "mmc1-slot-power");
-	if (ret)
-		pr_warn("failed to request gpio mmc1-slot-power: %d\n", ret);
-	else
-		mx28_add_mxs_mmc(1, &mx28evk_mmc_pdata[1]);
+	mx28_add_mxs_mmc(0, &mx28evk_mmc_pdata[0]);
+	mx28_add_mxs_mmc(1, &mx28evk_mmc_pdata[1]);
 
 	mx28_add_rtc_stmp3xxx();
 
diff --git a/arch/arm/mach-mxs/pm.c b/arch/arm/mach-mxs/pm.c
index fb042da..a9b4bbc 100644
--- a/arch/arm/mach-mxs/pm.c
+++ b/arch/arm/mach-mxs/pm.c
@@ -15,13 +15,12 @@
 #include <linux/kernel.h>
 #include <linux/suspend.h>
 #include <linux/io.h>
-#include <mach/system.h>
 
 static int mxs_suspend_enter(suspend_state_t state)
 {
 	switch (state) {
 	case PM_SUSPEND_MEM:
-		arch_idle();
+		cpu_do_idle();
 		break;
 
 	default:
diff --git a/arch/arm/mach-netx/fb.c b/arch/arm/mach-netx/fb.c
index b991323..2cdf6ef 100644
--- a/arch/arm/mach-netx/fb.c
+++ b/arch/arm/mach-netx/fb.c
@@ -92,18 +92,7 @@
 {
 }
 
-static struct amba_device fb_device = {
-	.dev		= {
-		.init_name = "fb",
-		.coherent_dma_mask = ~0,
-	},
-	.res		= {
-		.start	= 0x00104000,
-		.end	= 0x00104fff,
-		.flags	= IORESOURCE_MEM,
-	},
-	.irq		= { NETX_IRQ_LCD, NO_IRQ },
-};
+static AMBA_AHB_DEVICE(fb, "fb", 0, 0x00104000, { NETX_IRQ_LCD }, NULL);
 
 int netx_fb_init(struct clcd_board *board, struct clcd_panel *panel)
 {
diff --git a/arch/arm/mach-netx/include/mach/system.h b/arch/arm/mach-netx/include/mach/system.h
deleted file mode 100644
index b38fa36..0000000
--- a/arch/arm/mach-netx/include/mach/system.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * arch/arm/mach-netx/include/mach/system.h
- *
- * Copyright (C) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
-
diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c
index 7c878bf..f6f74ad 100644
--- a/arch/arm/mach-nomadik/board-nhk8815.c
+++ b/arch/arm/mach-nomadik/board-nhk8815.c
@@ -185,20 +185,11 @@
 #endif
 }
 
-#define __MEM_4K_RESOURCE(x) \
-	.res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM}
+static AMBA_APB_DEVICE(uart0, "uart0", 0, NOMADIK_UART0_BASE,
+	{ IRQ_UART0 }, NULL);
 
-static struct amba_device uart0_device = {
-	.dev = { .init_name = "uart0" },
-	__MEM_4K_RESOURCE(NOMADIK_UART0_BASE),
-	.irq = {IRQ_UART0, NO_IRQ},
-};
-
-static struct amba_device uart1_device = {
-	.dev = { .init_name = "uart1" },
-	__MEM_4K_RESOURCE(NOMADIK_UART1_BASE),
-	.irq = {IRQ_UART1, NO_IRQ},
-};
+static AMBA_APB_DEVICE(uart1, "uart1", 0, NOMADIK_UART1_BASE,
+	{ IRQ_UART1 }, NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&uart0_device,
diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c
index 65df7b4..27f43a4 100644
--- a/arch/arm/mach-nomadik/cpu-8815.c
+++ b/arch/arm/mach-nomadik/cpu-8815.c
@@ -97,12 +97,7 @@
 	GPIO_DEVICE(3),
 };
 
-static struct amba_device cpu8815_amba_rng = {
-	.dev = {
-		.init_name = "rng",
-	},
-	__MEM_4K_RESOURCE(NOMADIK_RNG_BASE),
-};
+static AMBA_APB_DEVICE(cpu8815_amba_rng, "rng", 0, NOMADIK_RNG_BASE, { }, NULL);
 
 static struct platform_device *platform_devs[] __initdata = {
 	cpu8815_platform_gpio + 0,
@@ -112,7 +107,7 @@
 };
 
 static struct amba_device *amba_devs[] __initdata = {
-	&cpu8815_amba_rng
+	&cpu8815_amba_rng_device
 };
 
 static int __init cpu8815_init(void)
diff --git a/arch/arm/mach-nomadik/include/mach/system.h b/arch/arm/mach-nomadik/include/mach/system.h
deleted file mode 100644
index 25e198b..0000000
--- a/arch/arm/mach-nomadik/include/mach/system.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- *  mach-nomadik/include/mach/system.h
- *
- *  Copyright (C) 2008 STMicroelectronics
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig
index 4f8d66f..4b6a774 100644
--- a/arch/arm/mach-omap1/Kconfig
+++ b/arch/arm/mach-omap1/Kconfig
@@ -155,6 +155,10 @@
 	bool "Amstrad E3 (Delta)"
 	depends on ARCH_OMAP1 && ARCH_OMAP15XX
 	select FIQ
+	select GPIO_GENERIC_PLATFORM
+	select LEDS_GPIO_REGISTER
+	select REGULATOR
+	select REGULATOR_FIXED_VOLTAGE
 	help
 	  Support for the Amstrad E3 (codename Delta) videophone. Say Y here
 	  if you have such a device.
diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c
index 88909cc..cb6afe6 100644
--- a/arch/arm/mach-omap1/board-ams-delta.c
+++ b/arch/arm/mach-omap1/board-ams-delta.c
@@ -11,6 +11,7 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
+#include <linux/basic_mmio_gpio.h>
 #include <linux/gpio.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -18,6 +19,9 @@
 #include <linux/interrupt.h>
 #include <linux/leds.h>
 #include <linux/platform_device.h>
+#include <linux/regulator/consumer.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/serial_8250.h>
 #include <linux/export.h>
 
@@ -40,9 +44,6 @@
 
 #include <mach/ams-delta-fiq.h>
 
-static u8 ams_delta_latch1_reg;
-static u16 ams_delta_latch2_reg;
-
 static const unsigned int ams_delta_keymap[] = {
 	KEY(0, 0, KEY_F1),		/* Advert    */
 
@@ -121,49 +122,42 @@
 	KEY(7, 3, KEY_LEFTCTRL),	/* Vol down  */
 };
 
-void ams_delta_latch1_write(u8 mask, u8 value)
-{
-	ams_delta_latch1_reg &= ~mask;
-	ams_delta_latch1_reg |= value;
-	*(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;
-}
-
-void ams_delta_latch2_write(u16 mask, u16 value)
-{
-	ams_delta_latch2_reg &= ~mask;
-	ams_delta_latch2_reg |= value;
-	*(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;
-}
+#define LATCH1_PHYS	0x01000000
+#define LATCH1_VIRT	0xEA000000
+#define MODEM_PHYS	0x04000000
+#define MODEM_VIRT	0xEB000000
+#define LATCH2_PHYS	0x08000000
+#define LATCH2_VIRT	0xEC000000
 
 static struct map_desc ams_delta_io_desc[] __initdata = {
 	/* AMS_DELTA_LATCH1 */
 	{
-		.virtual	= AMS_DELTA_LATCH1_VIRT,
-		.pfn		= __phys_to_pfn(AMS_DELTA_LATCH1_PHYS),
+		.virtual	= LATCH1_VIRT,
+		.pfn		= __phys_to_pfn(LATCH1_PHYS),
 		.length		= 0x01000000,
 		.type		= MT_DEVICE
 	},
 	/* AMS_DELTA_LATCH2 */
 	{
-		.virtual	= AMS_DELTA_LATCH2_VIRT,
-		.pfn		= __phys_to_pfn(AMS_DELTA_LATCH2_PHYS),
+		.virtual	= LATCH2_VIRT,
+		.pfn		= __phys_to_pfn(LATCH2_PHYS),
 		.length		= 0x01000000,
 		.type		= MT_DEVICE
 	},
 	/* AMS_DELTA_MODEM */
 	{
-		.virtual	= AMS_DELTA_MODEM_VIRT,
-		.pfn		= __phys_to_pfn(AMS_DELTA_MODEM_PHYS),
+		.virtual	= MODEM_VIRT,
+		.pfn		= __phys_to_pfn(MODEM_PHYS),
 		.length		= 0x01000000,
 		.type		= MT_DEVICE
 	}
 };
 
-static struct omap_lcd_config ams_delta_lcd_config = {
+static struct omap_lcd_config ams_delta_lcd_config __initdata = {
 	.ctrl_name	= "internal",
 };
 
-static struct omap_usb_config ams_delta_usb_config __initdata = {
+static struct omap_usb_config ams_delta_usb_config = {
 	.register_host	= 1,
 	.hmc_mode	= 16,
 	.pins[0]	= 2,
@@ -173,6 +167,147 @@
 	{ OMAP_TAG_LCD,		&ams_delta_lcd_config },
 };
 
+#define LATCH1_GPIO_BASE	232
+#define LATCH1_NGPIO		8
+
+static struct resource latch1_resources[] = {
+	[0] = {
+		.name	= "dat",
+		.start	= LATCH1_PHYS,
+		.end	= LATCH1_PHYS + (LATCH1_NGPIO - 1) / 8,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct bgpio_pdata latch1_pdata = {
+	.base	= LATCH1_GPIO_BASE,
+	.ngpio	= LATCH1_NGPIO,
+};
+
+static struct platform_device latch1_gpio_device = {
+	.name		= "basic-mmio-gpio",
+	.id		= 0,
+	.resource	= latch1_resources,
+	.num_resources	= ARRAY_SIZE(latch1_resources),
+	.dev		= {
+		.platform_data	= &latch1_pdata,
+	},
+};
+
+static struct resource latch2_resources[] = {
+	[0] = {
+		.name	= "dat",
+		.start	= LATCH2_PHYS,
+		.end	= LATCH2_PHYS + (AMS_DELTA_LATCH2_NGPIO - 1) / 8,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct bgpio_pdata latch2_pdata = {
+	.base	= AMS_DELTA_LATCH2_GPIO_BASE,
+	.ngpio	= AMS_DELTA_LATCH2_NGPIO,
+};
+
+static struct platform_device latch2_gpio_device = {
+	.name		= "basic-mmio-gpio",
+	.id		= 1,
+	.resource	= latch2_resources,
+	.num_resources	= ARRAY_SIZE(latch2_resources),
+	.dev		= {
+		.platform_data	= &latch2_pdata,
+	},
+};
+
+static const struct gpio latch_gpios[] __initconst = {
+	{
+		.gpio	= LATCH1_GPIO_BASE + 6,
+		.flags	= GPIOF_OUT_INIT_LOW,
+		.label	= "dockit1",
+	},
+	{
+		.gpio	= LATCH1_GPIO_BASE + 7,
+		.flags	= GPIOF_OUT_INIT_LOW,
+		.label	= "dockit2",
+	},
+	{
+		.gpio	= AMS_DELTA_GPIO_PIN_SCARD_RSTIN,
+		.flags	= GPIOF_OUT_INIT_LOW,
+		.label	= "scard_rstin",
+	},
+	{
+		.gpio	= AMS_DELTA_GPIO_PIN_SCARD_CMDVCC,
+		.flags	= GPIOF_OUT_INIT_LOW,
+		.label	= "scard_cmdvcc",
+	},
+	{
+		.gpio	= AMS_DELTA_GPIO_PIN_MODEM_CODEC,
+		.flags	= GPIOF_OUT_INIT_LOW,
+		.label	= "modem_codec",
+	},
+	{
+		.gpio	= AMS_DELTA_LATCH2_GPIO_BASE + 14,
+		.flags	= GPIOF_OUT_INIT_LOW,
+		.label	= "hookflash1",
+	},
+	{
+		.gpio	= AMS_DELTA_LATCH2_GPIO_BASE + 15,
+		.flags	= GPIOF_OUT_INIT_LOW,
+		.label	= "hookflash2",
+	},
+};
+
+static struct regulator_consumer_supply modem_nreset_consumers[] = {
+	REGULATOR_SUPPLY("RESET#", "serial8250.1"),
+	REGULATOR_SUPPLY("POR", "cx20442-codec"),
+};
+
+static struct regulator_init_data modem_nreset_data = {
+	.constraints		= {
+		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
+		.boot_on		= 1,
+	},
+	.num_consumer_supplies	= ARRAY_SIZE(modem_nreset_consumers),
+	.consumer_supplies	= modem_nreset_consumers,
+};
+
+static struct fixed_voltage_config modem_nreset_config = {
+	.supply_name		= "modem_nreset",
+	.microvolts		= 3300000,
+	.gpio			= AMS_DELTA_GPIO_PIN_MODEM_NRESET,
+	.startup_delay		= 25000,
+	.enable_high		= 1,
+	.enabled_at_boot	= 1,
+	.init_data		= &modem_nreset_data,
+};
+
+static struct platform_device modem_nreset_device = {
+	.name	= "reg-fixed-voltage",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &modem_nreset_config,
+	},
+};
+
+struct modem_private_data {
+	struct regulator *regulator;
+};
+
+static struct modem_private_data modem_priv;
+
+void ams_delta_latch_write(int base, int ngpio, u16 mask, u16 value)
+{
+	int bit = 0;
+	u16 bitpos = 1 << bit;
+
+	for (; bit < ngpio; bit++, bitpos = bitpos << 1) {
+		if (!(mask & bitpos))
+			continue;
+		else
+			gpio_set_value(base + bit, (value & bitpos) != 0);
+	}
+}
+EXPORT_SYMBOL(ams_delta_latch_write);
+
 static struct resource ams_delta_nand_resources[] = {
 	[0] = {
 		.start	= OMAP1_MPUIO_BASE,
@@ -202,7 +337,7 @@
 	.keymap_size	= ARRAY_SIZE(ams_delta_keymap),
 };
 
-static struct omap_kp_platform_data ams_delta_kp_data __initdata = {
+static struct omap_kp_platform_data ams_delta_kp_data = {
 	.rows		= 8,
 	.cols		= 8,
 	.keymap_data	= &ams_delta_keymap_data,
@@ -224,9 +359,45 @@
 	.id	= -1,
 };
 
-static struct platform_device ams_delta_led_device = {
-	.name	= "ams-delta-led",
-	.id	= -1
+static const struct gpio_led gpio_leds[] __initconst = {
+	{
+		.name		 = "camera",
+		.gpio		 = LATCH1_GPIO_BASE + 0,
+		.default_state	 = LEDS_GPIO_DEFSTATE_OFF,
+#ifdef CONFIG_LEDS_TRIGGERS
+		.default_trigger = "ams_delta_camera",
+#endif
+	},
+	{
+		.name		 = "advert",
+		.gpio		 = LATCH1_GPIO_BASE + 1,
+		.default_state	 = LEDS_GPIO_DEFSTATE_OFF,
+	},
+	{
+		.name		 = "email",
+		.gpio		 = LATCH1_GPIO_BASE + 2,
+		.default_state	 = LEDS_GPIO_DEFSTATE_OFF,
+	},
+	{
+		.name		 = "handsfree",
+		.gpio		 = LATCH1_GPIO_BASE + 3,
+		.default_state	 = LEDS_GPIO_DEFSTATE_OFF,
+	},
+	{
+		.name		 = "voicemail",
+		.gpio		 = LATCH1_GPIO_BASE + 4,
+		.default_state	 = LEDS_GPIO_DEFSTATE_OFF,
+	},
+	{
+		.name		 = "voice",
+		.gpio		 = LATCH1_GPIO_BASE + 5,
+		.default_state	 = LEDS_GPIO_DEFSTATE_OFF,
+	},
+};
+
+static const struct gpio_led_platform_data leds_pdata __initconst = {
+	.leds		= gpio_leds,
+	.num_leds	= ARRAY_SIZE(gpio_leds),
 };
 
 static struct i2c_board_info ams_delta_camera_board_info[] = {
@@ -275,13 +446,17 @@
 };
 
 static struct platform_device *ams_delta_devices[] __initdata = {
-	&ams_delta_nand_device,
+	&latch1_gpio_device,
+	&latch2_gpio_device,
 	&ams_delta_kp_device,
-	&ams_delta_lcd_device,
-	&ams_delta_led_device,
 	&ams_delta_camera_device,
 };
 
+static struct platform_device *late_devices[] __initdata = {
+	&ams_delta_nand_device,
+	&ams_delta_lcd_device,
+};
+
 static void __init ams_delta_init(void)
 {
 	/* mux pins for uarts */
@@ -307,15 +482,13 @@
 	omap_serial_init();
 	omap_register_i2c_bus(1, 100, NULL, 0);
 
-	/* Clear latch2 (NAND, LCD, modem enable) */
-	ams_delta_latch2_write(~0, 0);
-
 	omap1_usb_init(&ams_delta_usb_config);
 	omap1_set_camera_info(&ams_delta_camera_platform_data);
 #ifdef CONFIG_LEDS_TRIGGERS
 	led_trigger_register_simple("ams_delta_camera",
 			&ams_delta_camera_led_trigger);
 #endif
+	gpio_led_register_device(-1, &leds_pdata);
 	platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
 
 	ams_delta_init_fiq();
@@ -323,16 +496,34 @@
 	omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
 }
 
+static void modem_pm(struct uart_port *port, unsigned int state, unsigned old)
+{
+	struct modem_private_data *priv = port->private_data;
+
+	if (IS_ERR(priv->regulator))
+		return;
+
+	if (state == old)
+		return;
+
+	if (state == 0)
+		regulator_enable(priv->regulator);
+	else if (old == 0)
+		regulator_disable(priv->regulator);
+}
+
 static struct plat_serial8250_port ams_delta_modem_ports[] = {
 	{
-		.membase	= IOMEM(AMS_DELTA_MODEM_VIRT),
-		.mapbase	= AMS_DELTA_MODEM_PHYS,
+		.membase	= IOMEM(MODEM_VIRT),
+		.mapbase	= MODEM_PHYS,
 		.irq		= -EINVAL, /* changed later */
 		.flags		= UPF_BOOT_AUTOCONF,
 		.irqflags	= IRQF_TRIGGER_RISING,
 		.iotype		= UPIO_MEM,
 		.regshift	= 1,
 		.uartclk	= BASE_BAUD * 16,
+		.pm		= modem_pm,
+		.private_data	= &modem_priv,
 	},
 	{ },
 };
@@ -345,13 +536,27 @@
 	},
 };
 
-static int __init ams_delta_modem_init(void)
+static int __init late_init(void)
 {
 	int err;
 
 	if (!machine_is_ams_delta())
 		return -ENODEV;
 
+	err = gpio_request_array(latch_gpios, ARRAY_SIZE(latch_gpios));
+	if (err) {
+		pr_err("Couldn't take over latch1/latch2 GPIO pins\n");
+		return err;
+	}
+
+	platform_add_devices(late_devices, ARRAY_SIZE(late_devices));
+
+	err = platform_device_register(&modem_nreset_device);
+	if (err) {
+		pr_err("Couldn't register the modem regulator device\n");
+		return err;
+	}
+
 	omap_cfg_reg(M14_1510_GPIO2);
 	ams_delta_modem_ports[0].irq =
 			gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
@@ -363,13 +568,35 @@
 	}
 	gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
 
-	ams_delta_latch2_write(
-		AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC,
-		AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC);
+	/* Initialize the modem_nreset regulator consumer before use */
+	modem_priv.regulator = ERR_PTR(-ENODEV);
 
-	return platform_device_register(&ams_delta_modem_device);
+	ams_delta_latch2_write(AMS_DELTA_LATCH2_MODEM_CODEC,
+			AMS_DELTA_LATCH2_MODEM_CODEC);
+
+	err = platform_device_register(&ams_delta_modem_device);
+	if (err)
+		goto gpio_free;
+
+	/*
+	 * Once the modem device is registered, the modem_nreset
+	 * regulator can be requested on behalf of that device.
+	 */
+	modem_priv.regulator = regulator_get(&ams_delta_modem_device.dev,
+			"RESET#");
+	if (IS_ERR(modem_priv.regulator)) {
+		err = PTR_ERR(modem_priv.regulator);
+		goto unregister;
+	}
+	return 0;
+
+unregister:
+	platform_device_unregister(&ams_delta_modem_device);
+gpio_free:
+	gpio_free(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
+	return err;
 }
-arch_initcall(ams_delta_modem_init);
+late_initcall(late_init);
 
 static void __init ams_delta_map_io(void)
 {
@@ -388,6 +615,3 @@
 	.timer		= &omap1_timer,
 	.restart	= omap1_restart,
 MACHINE_END
-
-EXPORT_SYMBOL(ams_delta_latch1_write);
-EXPORT_SYMBOL(ams_delta_latch2_write);
diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c
index 309369e..be2002f 100644
--- a/arch/arm/mach-omap1/board-innovator.c
+++ b/arch/arm/mach-omap1/board-innovator.c
@@ -416,13 +416,13 @@
 #ifdef CONFIG_ARCH_OMAP15XX
 	if (cpu_is_omap1510()) {
 		omap1_usb_init(&innovator1510_usb_config);
-		innovator_config[1].data = &innovator1510_lcd_config;
+		innovator_config[0].data = &innovator1510_lcd_config;
 	}
 #endif
 #ifdef CONFIG_ARCH_OMAP16XX
 	if (cpu_is_omap1610()) {
 		omap1_usb_init(&h2_usb_config);
-		innovator_config[1].data = &innovator1610_lcd_config;
+		innovator_config[0].data = &innovator1610_lcd_config;
 	}
 #endif
 	omap_board_config = innovator_config;
diff --git a/arch/arm/mach-omap1/include/mach/system.h b/arch/arm/mach-omap1/include/mach/system.h
deleted file mode 100644
index a6c1b3a..0000000
--- a/arch/arm/mach-omap1/include/mach/system.h
+++ /dev/null
@@ -1,5 +0,0 @@
-/*
- * arch/arm/mach-omap1/include/mach/system.h
- */
-
-#include <plat/system.h>
diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c
index 89ea20c..0c2c366 100644
--- a/arch/arm/mach-omap1/pm.c
+++ b/arch/arm/mach-omap1/pm.c
@@ -42,9 +42,9 @@
 #include <linux/sysfs.h>
 #include <linux/module.h>
 #include <linux/io.h>
+#include <linux/atomic.h>
 
 #include <asm/irq.h>
-#include <linux/atomic.h>
 #include <asm/mach/time.h>
 #include <asm/mach/irq.h>
 
@@ -108,13 +108,7 @@
 	__u32 use_idlect1 = arm_idlect1_mask;
 	int do_sleep = 0;
 
-	local_irq_disable();
 	local_fiq_disable();
-	if (need_resched()) {
-		local_fiq_enable();
-		local_irq_enable();
-		return;
-	}
 
 #if defined(CONFIG_OMAP_MPU_TIMER) && !defined(CONFIG_OMAP_DM_TIMER)
 #warning Enable 32kHz OS timer in order to allow sleep states in idle
@@ -157,14 +151,12 @@
 		omap_writel(saved_idlect1, ARM_IDLECT1);
 
 		local_fiq_enable();
-		local_irq_enable();
 		return;
 	}
 	omap_sram_suspend(omap_readl(ARM_IDLECT1),
 			  omap_readl(ARM_IDLECT2));
 
 	local_fiq_enable();
-	local_irq_enable();
 }
 
 /*
@@ -583,8 +575,6 @@
 
 #endif /* DEBUG && CONFIG_PROC_FS */
 
-static void (*saved_idle)(void) = NULL;
-
 /*
  *	omap_pm_prepare - Do preliminary suspend work.
  *
@@ -592,8 +582,7 @@
 static int omap_pm_prepare(void)
 {
 	/* We cannot sleep in idle until we have resumed */
-	saved_idle = pm_idle;
-	pm_idle = NULL;
+	disable_hlt();
 
 	return 0;
 }
@@ -630,7 +619,7 @@
 
 static void omap_pm_finish(void)
 {
-	pm_idle = saved_idle;
+	enable_hlt();
 }
 
 
@@ -687,7 +676,7 @@
 		return -ENODEV;
 	}
 
-	pm_idle = omap1_pm_idle;
+	arm_pm_idle = omap1_pm_idle;
 
 	if (cpu_is_omap7xx())
 		setup_irq(INT_7XX_WAKE_UP_REQ, &omap_wakeup_irq);
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index d965da4..b740c2e 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -245,10 +245,11 @@
 	select MACH_NOKIA_N810_WIMAX
 
 config MACH_NOKIA_RM680
-	bool "Nokia RM-680 board"
+	bool "Nokia RM-680/696 board"
 	depends on ARCH_OMAP3
 	default y
 	select OMAP_PACKAGE_CBB
+	select MACH_NOKIA_RM696
 
 config MACH_NOKIA_RX51
 	bool "Nokia RX-51 board"
@@ -364,8 +365,8 @@
 	  going on could result in system crashes;
 
 config OMAP4_ERRATA_I688
-	bool "OMAP4 errata: Async Bridge Corruption (BROKEN)"
-	depends on ARCH_OMAP4 && BROKEN
+	bool "OMAP4 errata: Async Bridge Corruption"
+	depends on ARCH_OMAP4
 	select ARCH_HAS_BARRIERS
 	help
 	  If a data is stalled inside asynchronous bridge because of back
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index bd76394..8d6bcca 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -270,4 +270,7 @@
 obj-y					+= $(smsc911x-m) $(smsc911x-y)
 obj-$(CONFIG_ARCH_OMAP4)		+= hwspinlock.o
 
+emac-$(CONFIG_TI_DAVINCI_EMAC)		:= am35xx-emac.o
+obj-y					+= $(emac-m) $(emac-y)
+
 obj-y					+= common-board-devices.o twl-common.o
diff --git a/arch/arm/mach-omap2/am35xx-emac.c b/arch/arm/mach-omap2/am35xx-emac.c
new file mode 100644
index 0000000..1f97e74
--- /dev/null
+++ b/arch/arm/mach-omap2/am35xx-emac.c
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2011 Ilya Yanok, Emcraft Systems
+ *
+ * Based on mach-omap2/board-am3517evm.c
+ * Copyright (C) 2009 Texas Instruments Incorporated
+ * Author: Ranjith Lohithakshan <ranjithl@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
+ * whether express or implied; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/clk.h>
+#include <linux/davinci_emac.h>
+#include <linux/platform_device.h>
+#include <plat/irqs.h>
+#include <mach/am35xx.h>
+
+#include "control.h"
+
+static struct mdio_platform_data am35xx_emac_mdio_pdata;
+
+static struct resource am35xx_emac_mdio_resources[] = {
+	DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET, SZ_4K),
+};
+
+static struct platform_device am35xx_emac_mdio_device = {
+	.name		= "davinci_mdio",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(am35xx_emac_mdio_resources),
+	.resource	= am35xx_emac_mdio_resources,
+	.dev.platform_data = &am35xx_emac_mdio_pdata,
+};
+
+static void am35xx_enable_emac_int(void)
+{
+	u32 regval;
+
+	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
+	regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR |
+		  AM35XX_CPGMAC_C0_TX_PULSE_CLR |
+		  AM35XX_CPGMAC_C0_MISC_PULSE_CLR |
+		  AM35XX_CPGMAC_C0_RX_THRESH_CLR);
+	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
+	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
+}
+
+static void am35xx_disable_emac_int(void)
+{
+	u32 regval;
+
+	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
+	regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR |
+		  AM35XX_CPGMAC_C0_TX_PULSE_CLR);
+	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
+	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
+}
+
+static struct emac_platform_data am35xx_emac_pdata = {
+	.ctrl_reg_offset	= AM35XX_EMAC_CNTRL_OFFSET,
+	.ctrl_mod_reg_offset	= AM35XX_EMAC_CNTRL_MOD_OFFSET,
+	.ctrl_ram_offset	= AM35XX_EMAC_CNTRL_RAM_OFFSET,
+	.ctrl_ram_size		= AM35XX_EMAC_CNTRL_RAM_SIZE,
+	.hw_ram_addr		= AM35XX_EMAC_HW_RAM_ADDR,
+	.version		= EMAC_VERSION_2,
+	.interrupt_enable	= am35xx_enable_emac_int,
+	.interrupt_disable	= am35xx_disable_emac_int,
+};
+
+static struct resource am35xx_emac_resources[] = {
+	DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE, 0x30000),
+	DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RXTHRESH_IRQ),
+	DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RX_PULSE_IRQ),
+	DEFINE_RES_IRQ(INT_35XX_EMAC_C0_TX_PULSE_IRQ),
+	DEFINE_RES_IRQ(INT_35XX_EMAC_C0_MISC_PULSE_IRQ),
+};
+
+static struct platform_device am35xx_emac_device = {
+	.name		= "davinci_emac",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(am35xx_emac_resources),
+	.resource	= am35xx_emac_resources,
+	.dev		= {
+		.platform_data	= &am35xx_emac_pdata,
+	},
+};
+
+void __init am35xx_emac_init(unsigned long mdio_bus_freq, u8 rmii_en)
+{
+	unsigned int regval;
+	int err;
+
+	am35xx_emac_pdata.rmii_en = rmii_en;
+	am35xx_emac_mdio_pdata.bus_freq = mdio_bus_freq;
+	err = platform_device_register(&am35xx_emac_device);
+	if (err) {
+		pr_err("AM35x: failed registering EMAC device: %d\n", err);
+		return;
+	}
+
+	err = platform_device_register(&am35xx_emac_mdio_device);
+	if (err) {
+		pr_err("AM35x: failed registering EMAC MDIO device: %d\n", err);
+		platform_device_unregister(&am35xx_emac_device);
+		return;
+	}
+
+	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
+	regval = regval & (~(AM35XX_CPGMACSS_SW_RST));
+	omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
+	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
+}
diff --git a/arch/arm/mach-omap2/am35xx-emac.h b/arch/arm/mach-omap2/am35xx-emac.h
new file mode 100644
index 0000000..15c6f9c
--- /dev/null
+++ b/arch/arm/mach-omap2/am35xx-emac.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) 2011 Ilya Yanok, Emcraft Systems
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#define AM35XX_DEFAULT_MDIO_FREQUENCY	1000000
+
+#if defined(CONFIG_TI_DAVINCI_EMAC) || defined(CONFIG_TI_DAVINCI_EMAC_MODULE)
+void am35xx_emac_init(unsigned long mdio_bus_freq, u8 rmii_en);
+#else
+static inline void am35xx_emac_init(unsigned long mdio_bus_freq, u8 rmii_en) {}
+#endif
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 90c76d3..7116ce2 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -323,7 +323,10 @@
 		.bus_num                = 1,
 		.chip_select            = 0,
 		.max_speed_hz           = 24000000,
-		.irq                    = ETH_KS8851_IRQ,
+		/*
+		 * .irq is set to gpio_to_irq(ETH_KS8851_IRQ)
+		 * in omap_4430sdp_init
+		 */
 	},
 };
 
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 4b1cfe3..005905b 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -39,124 +39,11 @@
 #include <video/omap-panel-generic-dpi.h>
 #include <video/omap-panel-dvi.h>
 
+#include "am35xx-emac.h"
 #include "mux.h"
 #include "control.h"
 #include "hsmmc.h"
 
-#define AM35XX_EVM_MDIO_FREQUENCY	(1000000)
-
-static struct mdio_platform_data am3517_evm_mdio_pdata = {
-	.bus_freq	= AM35XX_EVM_MDIO_FREQUENCY,
-};
-
-static struct resource am3517_mdio_resources[] = {
-	{
-		.start  = AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET,
-		.end    = AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET +
-			  SZ_4K - 1,
-		.flags  = IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device am3517_mdio_device = {
-	.name		= "davinci_mdio",
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(am3517_mdio_resources),
-	.resource	= am3517_mdio_resources,
-	.dev.platform_data = &am3517_evm_mdio_pdata,
-};
-
-static struct emac_platform_data am3517_evm_emac_pdata = {
-	.rmii_en	= 1,
-};
-
-static struct resource am3517_emac_resources[] = {
-	{
-		.start  = AM35XX_IPSS_EMAC_BASE,
-		.end    = AM35XX_IPSS_EMAC_BASE + 0x2FFFF,
-		.flags  = IORESOURCE_MEM,
-	},
-	{
-		.start  = INT_35XX_EMAC_C0_RXTHRESH_IRQ,
-		.end    = INT_35XX_EMAC_C0_RXTHRESH_IRQ,
-		.flags  = IORESOURCE_IRQ,
-	},
-	{
-		.start  = INT_35XX_EMAC_C0_RX_PULSE_IRQ,
-		.end    = INT_35XX_EMAC_C0_RX_PULSE_IRQ,
-		.flags  = IORESOURCE_IRQ,
-	},
-	{
-		.start  = INT_35XX_EMAC_C0_TX_PULSE_IRQ,
-		.end    = INT_35XX_EMAC_C0_TX_PULSE_IRQ,
-		.flags  = IORESOURCE_IRQ,
-	},
-	{
-		.start  = INT_35XX_EMAC_C0_MISC_PULSE_IRQ,
-		.end    = INT_35XX_EMAC_C0_MISC_PULSE_IRQ,
-		.flags  = IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device am3517_emac_device = {
-	.name		= "davinci_emac",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(am3517_emac_resources),
-	.resource	= am3517_emac_resources,
-};
-
-static void am3517_enable_ethernet_int(void)
-{
-	u32 regval;
-
-	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-	regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR |
-		AM35XX_CPGMAC_C0_TX_PULSE_CLR |
-		AM35XX_CPGMAC_C0_MISC_PULSE_CLR |
-		AM35XX_CPGMAC_C0_RX_THRESH_CLR);
-	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
-	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-}
-
-static void am3517_disable_ethernet_int(void)
-{
-	u32 regval;
-
-	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-	regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR |
-		AM35XX_CPGMAC_C0_TX_PULSE_CLR);
-	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
-	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-}
-
-static void am3517_evm_ethernet_init(struct emac_platform_data *pdata)
-{
-	unsigned int regval;
-
-	pdata->ctrl_reg_offset		= AM35XX_EMAC_CNTRL_OFFSET;
-	pdata->ctrl_mod_reg_offset	= AM35XX_EMAC_CNTRL_MOD_OFFSET;
-	pdata->ctrl_ram_offset		= AM35XX_EMAC_CNTRL_RAM_OFFSET;
-	pdata->ctrl_ram_size		= AM35XX_EMAC_CNTRL_RAM_SIZE;
-	pdata->version			= EMAC_VERSION_2;
-	pdata->hw_ram_addr		= AM35XX_EMAC_HW_RAM_ADDR;
-	pdata->interrupt_enable		= am3517_enable_ethernet_int;
-	pdata->interrupt_disable	= am3517_disable_ethernet_int;
-	am3517_emac_device.dev.platform_data	= pdata;
-	platform_device_register(&am3517_emac_device);
-	platform_device_register(&am3517_mdio_device);
-	clk_add_alias(NULL, dev_name(&am3517_mdio_device.dev),
-		      NULL, &am3517_emac_device.dev);
-
-	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
-	regval = regval & (~(AM35XX_CPGMACSS_SW_RST));
-	omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
-	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
-
-	return ;
-}
-
-
-
 #define LCD_PANEL_PWR		176
 #define LCD_PANEL_BKLIGHT_PWR	182
 #define LCD_PANEL_PWM		181
@@ -498,7 +385,7 @@
 	i2c_register_board_info(1, am3517evm_i2c1_boardinfo,
 				ARRAY_SIZE(am3517evm_i2c1_boardinfo));
 	/*Ethernet*/
-	am3517_evm_ethernet_init(&am3517_evm_emac_pdata);
+	am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
 
 	/* MUSB */
 	am3517_evm_musb_init();
diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c
index f36d694..9e66e16 100644
--- a/arch/arm/mach-omap2/board-cm-t3517.c
+++ b/arch/arm/mach-omap2/board-cm-t3517.c
@@ -49,6 +49,7 @@
 #include "mux.h"
 #include "control.h"
 #include "common-board-devices.h"
+#include "am35xx-emac.h"
 
 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 static struct gpio_led cm_t3517_leds[] = {
@@ -291,6 +292,7 @@
 	cm_t3517_init_rtc();
 	cm_t3517_init_usbh();
 	cm_t3517_init_hecc();
+	am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
 }
 
 MACHINE_START(CM_T3517, "Compulab CM-T3517")
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 42a4d11..6722627 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -371,7 +371,11 @@
 	else
 		*openp = 0;
 
+#ifdef CONFIG_MMC_OMAP
 	omap_mmc_notify_cover_event(mmc_device, index, *openp);
+#else
+	pr_warn("MMC: notify cover event not available\n");
+#endif
 }
 
 static int n8x0_mmc_late_init(struct device *dev)
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index c775bea..c877236 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -381,7 +381,7 @@
 	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 
 	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
-	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
+	gpio_leds[0].gpio = gpio + TWL4030_GPIO_MAX + 1;
 
 	platform_device_register(&leds_gpio);
 
diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c
index 4198dd0..221214f 100644
--- a/arch/arm/mach-omap2/board-omap3logic.c
+++ b/arch/arm/mach-omap2/board-omap3logic.c
@@ -205,6 +205,7 @@
 
 MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board")
 	.atag_offset	= 0x100,
+	.reserve	= omap_reserve,
 	.map_io		= omap3_map_io,
 	.init_early	= omap35xx_init_early,
 	.init_irq	= omap3_init_irq,
@@ -216,6 +217,7 @@
 
 MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board")
 	.atag_offset	= 0x100,
+	.reserve	= omap_reserve,
 	.map_io		= omap3_map_io,
 	.init_early	= omap35xx_init_early,
 	.init_irq	= omap3_init_irq,
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 1644b73..94dbf08 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -121,6 +121,11 @@
 	},
 };
 
+static struct platform_device pandora_backlight = {
+	.name	= "pandora-backlight",
+	.id	= -1,
+};
+
 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr)	\
 {								\
 	.gpio		= gpio_num,				\
@@ -476,6 +481,10 @@
 
 static struct twl4030_bci_platform_data pandora_bci_data;
 
+static struct twl4030_power_data pandora_power_data = {
+	.use_poweroff	= true,
+};
+
 static struct twl4030_platform_data omap3pandora_twldata = {
 	.gpio		= &omap3pandora_gpio_data,
 	.vmmc1		= &pandora_vmmc1,
@@ -486,6 +495,7 @@
 	.vsim		= &pandora_vsim,
 	.keypad		= &pandora_kp_data,
 	.bci		= &pandora_bci_data,
+	.power		= &pandora_power_data,
 };
 
 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
@@ -557,6 +567,7 @@
 	&pandora_leds_gpio,
 	&pandora_keys_gpio,
 	&pandora_vwlan_device,
+	&pandora_backlight,
 };
 
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index 1af564b..7866749 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -116,10 +116,16 @@
 	},
 };
 
+static struct platform_device btwilink_device = {
+	.name	= "btwilink",
+	.id	= -1,
+};
+
 static struct platform_device *panda_devices[] __initdata = {
 	&leds_gpio,
 	&wl1271_device,
 	&panda_abe_audio,
+	&btwilink_device,
 };
 
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c
index 8678b38..094473e 100644
--- a/arch/arm/mach-omap2/board-rm680.c
+++ b/arch/arm/mach-omap2/board-rm680.c
@@ -1,5 +1,5 @@
 /*
- * Board support file for Nokia RM-680.
+ * Board support file for Nokia RM-680/696.
  *
  * Copyright (C) 2010 Nokia
  *
@@ -154,3 +154,15 @@
 	.timer		= &omap3_timer,
 	.restart	= omap_prcm_restart,
 MACHINE_END
+
+MACHINE_START(NOKIA_RM696, "Nokia RM-696 board")
+	.atag_offset	= 0x100,
+	.reserve	= omap_reserve,
+	.map_io		= omap3_map_io,
+	.init_early	= omap3630_init_early,
+	.init_irq	= omap3_init_irq,
+	.handle_irq	= omap3_intc_handle_irq,
+	.init_machine	= rm680_init,
+	.timer		= &omap3_timer,
+	.restart	= omap_prcm_restart,
+MACHINE_END
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index acb4e77..33c1f8c 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -1105,6 +1105,11 @@
 	.esd_timeout_ms		= 8000,
 };
 
+static struct gpio rx51_tsc2005_gpios[] __initdata = {
+	{ RX51_TSC2005_IRQ_GPIO,   GPIOF_IN,		"tsc2005 IRQ"	},
+	{ RX51_TSC2005_RESET_GPIO, GPIOF_OUT_INIT_HIGH,	"tsc2005 reset"	},
+};
+
 static void rx51_tsc2005_set_reset(bool enable)
 {
 	gpio_set_value(RX51_TSC2005_RESET_GPIO, enable);
@@ -1114,20 +1119,18 @@
 {
 	int r;
 
-	r = gpio_request_one(RX51_TSC2005_IRQ_GPIO, GPIOF_IN, "tsc2005 IRQ");
+	omap_mux_init_gpio(RX51_TSC2005_RESET_GPIO, OMAP_PIN_OUTPUT);
+	omap_mux_init_gpio(RX51_TSC2005_IRQ_GPIO, OMAP_PIN_INPUT_PULLUP);
+
+	r = gpio_request_array(rx51_tsc2005_gpios,
+			       ARRAY_SIZE(rx51_tsc2005_gpios));
 	if (r < 0) {
-		printk(KERN_ERR "unable to get %s GPIO\n", "tsc2005 IRQ");
-		rx51_peripherals_spi_board_info[RX51_SPI_TSC2005].irq = 0;
+		printk(KERN_ERR "tsc2005 board initialization failed\n");
+		tsc2005_pdata.esd_timeout_ms = 0;
+		return;
 	}
 
-	r = gpio_request_one(RX51_TSC2005_RESET_GPIO, GPIOF_OUT_INIT_HIGH,
-		"tsc2005 reset");
-	if (r >= 0) {
-		tsc2005_pdata.set_reset = rx51_tsc2005_set_reset;
-	} else {
-		printk(KERN_ERR "unable to get %s GPIO\n", "tsc2005 reset");
-		tsc2005_pdata.esd_timeout_ms = 0;
-	}
+	tsc2005_pdata.set_reset = rx51_tsc2005_set_reset;
 }
 
 void __init rx51_peripherals_init(void)
diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index febffde..7e9338e 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -132,6 +132,7 @@
 void am33xx_map_io(void);
 void omap4_map_io(void);
 void ti81xx_map_io(void);
+void omap_barriers_init(void);
 
 /**
  * omap_test_timeout - busy-loop, testing a condition
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c
index cfdbb86..72e018b 100644
--- a/arch/arm/mach-omap2/cpuidle44xx.c
+++ b/arch/arm/mach-omap2/cpuidle44xx.c
@@ -65,7 +65,6 @@
 	struct timespec ts_preidle, ts_postidle, ts_idle;
 	u32 cpu1_state;
 	int idle_time;
-	int new_state_idx;
 	int cpu_id = smp_processor_id();
 
 	/* Used to keep track of the total time in idle */
@@ -84,8 +83,8 @@
 	 */
 	cpu1_state = pwrdm_read_pwrst(cpu1_pd);
 	if (cpu1_state != PWRDM_POWER_OFF) {
-		new_state_idx = drv->safe_state_index;
-		cx = cpuidle_get_statedata(&dev->states_usage[new_state_idx]);
+		index = drv->safe_state_index;
+		cx = cpuidle_get_statedata(&dev->states_usage[index]);
 	}
 
 	if (index > 0)
diff --git a/arch/arm/mach-omap2/emu.c b/arch/arm/mach-omap2/emu.c
index 9c442e2..ce91aad 100644
--- a/arch/arm/mach-omap2/emu.c
+++ b/arch/arm/mach-omap2/emu.c
@@ -30,29 +30,8 @@
 #define ETB_BASE	(L4_EMU_34XX_PHYS + 0x1b000)
 #define DAPCTL		(L4_EMU_34XX_PHYS + 0x1d000)
 
-static struct amba_device omap3_etb_device = {
-	.dev		= {
-		.init_name = "etb",
-	},
-	.res		= {
-		.start	= ETB_BASE,
-		.end	= ETB_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.periphid	= 0x000bb907,
-};
-
-static struct amba_device omap3_etm_device = {
-	.dev		= {
-		.init_name = "etm",
-	},
-	.res		= {
-		.start	= ETM_BASE,
-		.end	= ETM_BASE + SZ_4K - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	.periphid	= 0x102bb921,
-};
+static AMBA_APB_DEVICE(omap3_etb, "etb", 0x000bb907, ETB_BASE, { }, NULL);
+static AMBA_APB_DEVICE(omap3_etm, "etm", 0x102bb921, ETM_BASE, { }, NULL);
 
 static int __init emu_init(void)
 {
@@ -66,4 +45,3 @@
 }
 
 subsys_initcall(emu_init);
-
diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c
index 9970331..bbb870c 100644
--- a/arch/arm/mach-omap2/gpmc-smsc911x.c
+++ b/arch/arm/mach-omap2/gpmc-smsc911x.c
@@ -19,6 +19,8 @@
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/smsc911x.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 
 #include <plat/board.h>
 #include <plat/gpmc.h>
@@ -42,6 +44,50 @@
 	.flags		= SMSC911X_USE_16BIT,
 };
 
+static struct regulator_consumer_supply gpmc_smsc911x_supply[] = {
+	REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
+	REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
+};
+
+/* Generic regulator definition to satisfy smsc911x */
+static struct regulator_init_data gpmc_smsc911x_reg_init_data = {
+	.constraints = {
+		.min_uV			= 3300000,
+		.max_uV			= 3300000,
+		.valid_modes_mask	= REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+		.valid_ops_mask		= REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+	},
+	.num_consumer_supplies	= ARRAY_SIZE(gpmc_smsc911x_supply),
+	.consumer_supplies	= gpmc_smsc911x_supply,
+};
+
+static struct fixed_voltage_config gpmc_smsc911x_fixed_reg_data = {
+	.supply_name		= "gpmc_smsc911x",
+	.microvolts		= 3300000,
+	.gpio			= -EINVAL,
+	.startup_delay		= 0,
+	.enable_high		= 0,
+	.enabled_at_boot	= 1,
+	.init_data		= &gpmc_smsc911x_reg_init_data,
+};
+
+/*
+ * Platform device id of 42 is a temporary fix to avoid conflicts
+ * with other reg-fixed-voltage devices. The real fix should
+ * involve the driver core providing a way of dynamically
+ * assigning a unique id on registration for platform devices
+ * in the same name space.
+ */
+static struct platform_device gpmc_smsc911x_regulator = {
+	.name		= "reg-fixed-voltage",
+	.id		= 42,
+	.dev = {
+		.platform_data	= &gpmc_smsc911x_fixed_reg_data,
+	},
+};
+
 /*
  * Initialize smsc911x device connected to the GPMC. Note that we
  * assume that pin multiplexing is done in the board-*.c file,
@@ -55,6 +101,12 @@
 
 	gpmc_cfg = board_data;
 
+	ret = platform_device_register(&gpmc_smsc911x_regulator);
+	if (ret < 0) {
+		pr_err("Unable to register smsc911x regulators: %d\n", ret);
+		return;
+	}
+
 	if (gpmc_cs_request(gpmc_cfg->cs, SZ_16M, &cs_mem_base) < 0) {
 		pr_err("Failed to request GPMC mem region\n");
 		return;
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index b40c288..19dd165 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -428,6 +428,7 @@
 	return 0;
 }
 
+static int omap_hsmmc_done;
 #define MAX_OMAP_MMC_HWMOD_NAME_LEN		16
 
 void omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr)
@@ -491,6 +492,11 @@
 {
 	u32 reg;
 
+	if (omap_hsmmc_done)
+		return;
+
+	omap_hsmmc_done = 1;
+
 	if (!cpu_is_omap44xx()) {
 		if (cpu_is_omap2430()) {
 			control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 6c58266..719ee42 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -343,6 +343,7 @@
 	case 0xb944:
 		omap_revision = AM335X_REV_ES1_0;
 		*cpu_rev = "1.0";
+		break;
 	case 0xb8f2:
 		switch (rev) {
 		case 0:
diff --git a/arch/arm/mach-omap2/include/mach/system.h b/arch/arm/mach-omap2/include/mach/system.h
deleted file mode 100644
index d488721..0000000
--- a/arch/arm/mach-omap2/include/mach/system.h
+++ /dev/null
@@ -1,5 +0,0 @@
-/*
- * arch/arm/mach-omap2/include/mach/system.h
- */
-
-#include <plat/system.h>
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index eb50c29..fb11b44 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -307,6 +307,7 @@
 void __init omap44xx_map_common_io(void)
 {
 	iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
+	omap_barriers_init();
 }
 #endif
 
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 609ea2d..415a6f1 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -281,8 +281,16 @@
 	.ops	= &omap2_mbox_ops,
 	.priv	= &omap2_mbox_iva_priv,
 };
+#endif
 
-struct omap_mbox *omap2_mboxes[] = { &mbox_dsp_info, &mbox_iva_info, NULL };
+#ifdef CONFIG_ARCH_OMAP2
+struct omap_mbox *omap2_mboxes[] = {
+	&mbox_dsp_info,
+#ifdef CONFIG_SOC_OMAP2420
+	&mbox_iva_info,
+#endif
+	NULL
+};
 #endif
 
 #if defined(CONFIG_ARCH_OMAP4)
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index fb8bc9f..611a0e3 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -218,7 +218,7 @@
 	return -ENODEV;
 }
 
-static int __init
+static int
 omap_mux_get_by_name(const char *muxname,
 			struct omap_mux_partition **found_partition,
 			struct omap_mux **found_mux)
diff --git a/arch/arm/mach-omap2/omap-iommu.c b/arch/arm/mach-omap2/omap-iommu.c
index b882204..ac49384 100644
--- a/arch/arm/mach-omap2/omap-iommu.c
+++ b/arch/arm/mach-omap2/omap-iommu.c
@@ -150,7 +150,8 @@
 		platform_device_put(omap_iommu_pdev[i]);
 	return err;
 }
-module_init(omap_iommu_init);
+/* must be ready before omap3isp is probed */
+subsys_initcall(omap_iommu_init);
 
 static void __exit omap_iommu_exit(void)
 {
diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c
index 40a8fbc..70de277 100644
--- a/arch/arm/mach-omap2/omap4-common.c
+++ b/arch/arm/mach-omap2/omap4-common.c
@@ -24,12 +24,14 @@
 
 #include <plat/irqs.h>
 #include <plat/sram.h>
+#include <plat/omap-secure.h>
 
 #include <mach/hardware.h>
 #include <mach/omap-wakeupgen.h>
 
 #include "common.h"
 #include "omap4-sar-layout.h"
+#include <linux/export.h>
 
 #ifdef CONFIG_CACHE_L2X0
 static void __iomem *l2cache_base;
@@ -43,6 +45,9 @@
 
 void __iomem *dram_sync, *sram_sync;
 
+static phys_addr_t paddr;
+static u32 size;
+
 void omap_bus_sync(void)
 {
 	if (dram_sync && sram_sync) {
@@ -51,19 +56,22 @@
 		isb();
 	}
 }
+EXPORT_SYMBOL(omap_bus_sync);
 
-static int __init omap_barriers_init(void)
+/* Steal one page physical memory for barrier implementation */
+int __init omap_barrier_reserve_memblock(void)
 {
-	struct map_desc dram_io_desc[1];
-	phys_addr_t paddr;
-	u32 size;
-
-	if (!cpu_is_omap44xx())
-		return -ENODEV;
 
 	size = ALIGN(PAGE_SIZE, SZ_1M);
 	paddr = arm_memblock_steal(size, SZ_1M);
 
+	return 0;
+}
+
+void __init omap_barriers_init(void)
+{
+	struct map_desc dram_io_desc[1];
+
 	dram_io_desc[0].virtual = OMAP4_DRAM_BARRIER_VA;
 	dram_io_desc[0].pfn = __phys_to_pfn(paddr);
 	dram_io_desc[0].length = size;
@@ -75,9 +83,10 @@
 	pr_info("OMAP4: Map 0x%08llx to 0x%08lx for dram barrier\n",
 		(long long) paddr, dram_io_desc[0].virtual);
 
-	return 0;
 }
-core_initcall(omap_barriers_init);
+#else
+void __init omap_barriers_init(void)
+{}
 #endif
 
 void __init gic_init_irq(void)
diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
index 1881fe9..5a65dd0 100644
--- a/arch/arm/mach-omap2/pm.c
+++ b/arch/arm/mach-omap2/pm.c
@@ -174,14 +174,17 @@
 	freq = clk->rate;
 	clk_put(clk);
 
+	rcu_read_lock();
 	opp = opp_find_freq_ceil(dev, &freq);
 	if (IS_ERR(opp)) {
+		rcu_read_unlock();
 		pr_err("%s: unable to find boot up OPP for vdd_%s\n",
 			__func__, vdd_name);
 		goto exit;
 	}
 
 	bootup_volt = opp_get_voltage(opp);
+	rcu_read_unlock();
 	if (!bootup_volt) {
 		pr_err("%s: unable to find voltage corresponding "
 			"to the bootup OPP for vdd_%s\n", __func__, vdd_name);
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index 23de98d..a4eb5c2 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -226,7 +226,6 @@
 
 static void omap2_pm_idle(void)
 {
-	local_irq_disable();
 	local_fiq_disable();
 
 	if (!omap2_can_sleep()) {
@@ -243,7 +242,6 @@
 
 out:
 	local_fiq_enable();
-	local_irq_enable();
 }
 
 #ifdef CONFIG_SUSPEND
@@ -462,7 +460,7 @@
 	}
 
 	suspend_set_ops(&omap_pm_ops);
-	pm_idle = omap2_pm_idle;
+	arm_pm_idle = omap2_pm_idle;
 
 	return 0;
 }
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index fc69875..b77df73 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -418,10 +418,9 @@
 
 static void omap3_pm_idle(void)
 {
-	local_irq_disable();
 	local_fiq_disable();
 
-	if (omap_irq_pending() || need_resched())
+	if (omap_irq_pending())
 		goto out;
 
 	trace_power_start(POWER_CSTATE, 1, smp_processor_id());
@@ -434,7 +433,6 @@
 
 out:
 	local_fiq_enable();
-	local_irq_enable();
 }
 
 #ifdef CONFIG_SUSPEND
@@ -848,7 +846,7 @@
 	suspend_set_ops(&omap_pm_ops);
 #endif /* CONFIG_SUSPEND */
 
-	pm_idle = omap3_pm_idle;
+	arm_pm_idle = omap3_pm_idle;
 	omap3_idle_init();
 
 	/*
diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c
index c264ef7..c840689 100644
--- a/arch/arm/mach-omap2/pm44xx.c
+++ b/arch/arm/mach-omap2/pm44xx.c
@@ -173,18 +173,16 @@
  * omap_default_idle - OMAP4 default ilde routine.'
  *
  * Implements OMAP4 memory, IO ordering requirements which can't be addressed
- * with default arch_idle() hook. Used by all CPUs with !CONFIG_CPUIDLE and
+ * with default cpu_do_idle() hook. Used by all CPUs with !CONFIG_CPUIDLE and
  * by secondary CPU with CONFIG_CPUIDLE.
  */
 static void omap_default_idle(void)
 {
-	local_irq_disable();
 	local_fiq_disable();
 
 	omap_do_wfi();
 
 	local_fiq_enable();
-	local_irq_enable();
 }
 
 /**
@@ -255,8 +253,8 @@
 	suspend_set_ops(&omap_pm_ops);
 #endif /* CONFIG_SUSPEND */
 
-	/* Overwrite the default arch_idle() */
-	pm_idle = omap_default_idle;
+	/* Overwrite the default cpu_do_idle() */
+	arm_pm_idle = omap_default_idle;
 
 	omap4_idle_init();
 
diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c
index 860118a..873b51d 100644
--- a/arch/arm/mach-omap2/prm_common.c
+++ b/arch/arm/mach-omap2/prm_common.c
@@ -24,7 +24,6 @@
 #include <linux/interrupt.h>
 #include <linux/slab.h>
 
-#include <mach/system.h>
 #include <plat/common.h>
 #include <plat/prcm.h>
 #include <plat/irqs.h>
diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index 10b20c6..4b57757 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -270,7 +270,6 @@
 	.constraints = {
 		.min_uV			= 3300000,
 		.max_uV			= 3300000,
-		.apply_uV		= true,
 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
 					| REGULATOR_MODE_STANDBY,
 		.valid_ops_mask		= REGULATOR_CHANGE_MODE
diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c
index 771dc78..f51348d 100644
--- a/arch/arm/mach-omap2/usb-host.c
+++ b/arch/arm/mach-omap2/usb-host.c
@@ -486,7 +486,7 @@
 void __init usbhs_init(const struct usbhs_omap_board_data *pdata)
 {
 	struct omap_hwmod	*oh[2];
-	struct omap_device	*od;
+	struct platform_device	*pdev;
 	int			bus_id = -1;
 	int			i;
 
@@ -522,11 +522,11 @@
 		return;
 	}
 
-	od = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2,
+	pdev = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 2,
 				(void *)&usbhs_data, sizeof(usbhs_data),
 				omap_uhhtll_latency,
 				ARRAY_SIZE(omap_uhhtll_latency), false);
-	if (IS_ERR(od)) {
+	if (IS_ERR(pdev)) {
 		pr_err("Could not build hwmod devices %s,%s\n",
 			USBHS_UHH_HWMODNAME, USBHS_TLL_HWMODNAME);
 		return;
diff --git a/arch/arm/mach-omap2/voltagedomains3xxx_data.c b/arch/arm/mach-omap2/voltagedomains3xxx_data.c
index c005e2f..57db203 100644
--- a/arch/arm/mach-omap2/voltagedomains3xxx_data.c
+++ b/arch/arm/mach-omap2/voltagedomains3xxx_data.c
@@ -108,6 +108,7 @@
 	 * XXX Will depend on the process, validation, and binning
 	 * for the currently-running IC
 	 */
+#ifdef CONFIG_PM_OPP
 	if (cpu_is_omap3630()) {
 		omap3_voltdm_mpu.volt_data = omap36xx_vddmpu_volt_data;
 		omap3_voltdm_core.volt_data = omap36xx_vddcore_volt_data;
@@ -115,6 +116,7 @@
 		omap3_voltdm_mpu.volt_data = omap34xx_vddmpu_volt_data;
 		omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data;
 	}
+#endif
 
 	if (cpu_is_omap3517() || cpu_is_omap3505())
 		voltdms = voltagedomains_am35xx;
diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c
index 4e11d02..c3115f6 100644
--- a/arch/arm/mach-omap2/voltagedomains44xx_data.c
+++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c
@@ -100,9 +100,11 @@
 	 * XXX Will depend on the process, validation, and binning
 	 * for the currently-running IC
 	 */
+#ifdef CONFIG_PM_OPP
 	omap4_voltdm_mpu.volt_data = omap44xx_vdd_mpu_volt_data;
 	omap4_voltdm_iva.volt_data = omap44xx_vdd_iva_volt_data;
 	omap4_voltdm_core.volt_data = omap44xx_vdd_core_volt_data;
+#endif
 
 	for (i = 0; voltdm = voltagedomains_omap4[i], voltdm; i++)
 		voltdm->sys_clk.name = sys_clk_name;
diff --git a/arch/arm/mach-orion5x/include/mach/system.h b/arch/arm/mach-orion5x/include/mach/system.h
deleted file mode 100644
index 825a265..0000000
--- a/arch/arm/mach-orion5x/include/mach/system.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * arch/arm/mach-orion5x/include/mach/system.h
- *
- * Tzachi Perelstein <tzachi@marvell.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2.  This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-picoxcell/include/mach/system.h b/arch/arm/mach-picoxcell/include/mach/system.h
deleted file mode 100644
index 1a5d8cb..0000000
--- a/arch/arm/mach-picoxcell/include/mach/system.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (c) 2011 Picochip Ltd., Jamie Iles
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching and wait for interrupt
-	 * tricks.
-	 */
-	cpu_do_idle();
-}
-
-#endif /* __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-pnx4008/include/mach/system.h b/arch/arm/mach-pnx4008/include/mach/system.h
deleted file mode 100644
index 60cfe71..0000000
--- a/arch/arm/mach-pnx4008/include/mach/system.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * arch/arm/mach-pnx4008/include/mach/system.h
- *
- * Copyright (C) 2003 Philips Semiconductors
- * Copyright (C) 2005 MontaVista Software, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-prima2/include/mach/system.h b/arch/arm/mach-prima2/include/mach/system.h
deleted file mode 100644
index 2c7d2a9..0000000
--- a/arch/arm/mach-prima2/include/mach/system.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * arch/arm/mach-prima2/include/mach/system.h
- *
- * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
- *
- * Licensed under GPLv2 or later.
- */
-
-#ifndef __MACH_SYSTEM_H__
-#define __MACH_SYSTEM_H__
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h
index 0d729e6..42d5cca 100644
--- a/arch/arm/mach-pxa/generic.h
+++ b/arch/arm/mach-pxa/generic.h
@@ -49,7 +49,6 @@
 #endif
 
 extern struct syscore_ops pxa_irq_syscore_ops;
-extern struct syscore_ops pxa_gpio_syscore_ops;
 extern struct syscore_ops pxa2xx_mfp_syscore_ops;
 extern struct syscore_ops pxa3xx_mfp_syscore_ops;
 
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index fb9b62d..f309bf9 100644
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -45,6 +45,7 @@
 #include <mach/hx4700.h>
 #include <mach/irda.h>
 
+#include <sound/ak4641.h>
 #include <video/platform_lcd.h>
 #include <video/w100fb.h>
 
@@ -96,9 +97,9 @@
 
 	/* BTUART */
 	GPIO42_BTUART_RXD,
-	GPIO43_BTUART_TXD,
+	GPIO43_BTUART_TXD_LPM_LOW,
 	GPIO44_BTUART_CTS,
-	GPIO45_BTUART_RTS,
+	GPIO45_BTUART_RTS_LPM_LOW,
 
 	/* PWM 1 (Backlight) */
 	GPIO17_PWM1_OUT,
@@ -244,6 +245,21 @@
 	ASIC3_GPIOD15_nPIOW,
 };
 
+static struct asic3_led asic3_leds[ASIC3_NUM_LEDS] = {
+	[0] = {
+		.name = "hx4700:amber",
+		.default_trigger = "ds2760-battery.0-charging-blink-full-solid",
+	},
+	[1] = {
+		.name = "hx4700:green",
+		.default_trigger = "unused",
+	},
+	[2] = {
+		.name = "hx4700:blue",
+		.default_trigger = "hx4700-radio",
+	},
+};
+
 static struct resource asic3_resources[] = {
 	/* GPIO part */
 	[0] = {
@@ -274,6 +290,7 @@
 	.gpio_config_num = ARRAY_SIZE(asic3_gpio_config),
 	.irq_base        = IRQ_BOARD_START,
 	.gpio_base       = HX4700_ASIC3_GPIO_BASE,
+	.leds            = asic3_leds,
 };
 
 static struct platform_device asic3 = {
@@ -704,10 +721,9 @@
 	gpio_set_value(GPIO91_HX4700_FLASH_VPEN, vpp);
 }
 
-static struct resource strataflash_resource = {
-	.start = PXA_CS0_PHYS,
-	.end   = PXA_CS0_PHYS + SZ_128M - 1,
-	.flags = IORESOURCE_MEM,
+static struct resource strataflash_resource[] = {
+	[0] = DEFINE_RES_MEM(PXA_CS0_PHYS, SZ_64M),
+	[1] = DEFINE_RES_MEM(PXA_CS0_PHYS + SZ_64M, SZ_64M),
 };
 
 static struct physmap_flash_data strataflash_data = {
@@ -718,8 +734,8 @@
 static struct platform_device strataflash = {
 	.name          = "physmap-flash",
 	.id            = -1,
-	.resource      = &strataflash_resource,
-	.num_resources = 1,
+	.resource      = strataflash_resource,
+	.num_resources = ARRAY_SIZE(strataflash_resource),
 	.dev = {
 		.platform_data = &strataflash_data,
 	},
@@ -765,16 +781,27 @@
 };
 
 /*
- * PCMCIA
+ * Asahi Kasei AK4641 on I2C
  */
 
-static struct platform_device pcmcia = {
-	.name = "hx4700-pcmcia",
-	.dev  = {
-		.parent = &asic3.dev,
+static struct ak4641_platform_data ak4641_info = {
+	.gpio_power = GPIO27_HX4700_CODEC_ON,
+	.gpio_npdn  = GPIO109_HX4700_CODEC_nPDN,
+};
+
+static struct i2c_board_info i2c_board_info[] __initdata = {
+	{
+		I2C_BOARD_INFO("ak4641", 0x12),
+		.platform_data = &ak4641_info,
 	},
 };
 
+static struct platform_device audio = {
+	.name	= "hx4700-audio",
+	.id	= -1,
+};
+
+
 /*
  * Platform devices
  */
@@ -790,7 +817,7 @@
 	&gpio_vbus,
 	&power_supply,
 	&strataflash,
-	&pcmcia,
+	&audio,
 };
 
 static struct gpio global_gpios[] = {
@@ -806,7 +833,6 @@
 	{ GPIO32_HX4700_RS232_ON,         GPIOF_OUT_INIT_HIGH, "RS232_ON" },
 	{ GPIO71_HX4700_ASIC3_nRESET,     GPIOF_OUT_INIT_HIGH, "ASIC3_nRESET" },
 	{ GPIO82_HX4700_EUART_RESET,      GPIOF_OUT_INIT_HIGH, "EUART_RESET" },
-	{ GPIO105_HX4700_nIR_ON,          GPIOF_OUT_INIT_HIGH, "nIR_EN" },
 };
 
 static void __init hx4700_init(void)
@@ -827,6 +853,7 @@
 	pxa_set_ficp_info(&ficp_info);
 	pxa27x_set_i2c_power_info(NULL);
 	pxa_set_i2c_info(NULL);
+	i2c_register_board_info(0, ARRAY_AND_SIZE(i2c_board_info));
 	i2c_register_board_info(1, ARRAY_AND_SIZE(pi2c_board_info));
 	pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
 	spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h
index ec0f0b0..a658672 100644
--- a/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h
+++ b/arch/arm/mach-pxa/include/mach/mfp-pxa27x.h
@@ -158,7 +158,9 @@
 #define GPIO44_BTUART_CTS	MFP_CFG_IN(GPIO44, AF1)
 #define GPIO42_BTUART_RXD	MFP_CFG_IN(GPIO42, AF1)
 #define GPIO45_BTUART_RTS	MFP_CFG_OUT(GPIO45, AF2, DRIVE_HIGH)
+#define GPIO45_BTUART_RTS_LPM_LOW	MFP_CFG_OUT(GPIO45, AF2, DRIVE_LOW)
 #define GPIO43_BTUART_TXD	MFP_CFG_OUT(GPIO43, AF2, DRIVE_HIGH)
+#define GPIO43_BTUART_TXD_LPM_LOW	MFP_CFG_OUT(GPIO43, AF2, DRIVE_LOW)
 
 /* STUART */
 #define GPIO46_STUART_RXD	MFP_CFG_IN(GPIO46, AF2)
diff --git a/arch/arm/mach-pxa/include/mach/system.h b/arch/arm/mach-pxa/include/mach/system.h
deleted file mode 100644
index c5afacd..0000000
--- a/arch/arm/mach-pxa/include/mach/system.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/*
- * arch/arm/mach-pxa/include/mach/system.h
- *
- * Author:	Nicolas Pitre
- * Created:	Jun 15, 2001
- * Copyright:	MontaVista Software Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index f147755..29b62af 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -226,6 +226,12 @@
 {
 	int i;
 
+	/* running before pxa_gpio_probe() */
+#ifdef CONFIG_CPU_PXA26x
+	pxa_last_gpio = 89;
+#else
+	pxa_last_gpio = 84;
+#endif
 	for (i = 0; i <= pxa_last_gpio; i++)
 		gpio_desc[i].valid = 1;
 
@@ -295,6 +301,7 @@
 {
 	int i, gpio;
 
+	pxa_last_gpio = 120;	/* running before pxa_gpio_probe() */
 	for (i = 0; i <= pxa_last_gpio; i++) {
 		/* skip GPIO2, 5, 6, 7, 8, they are not
 		 * valid pins allow configuration
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 91e4f6c..3352b37 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -25,7 +25,6 @@
 #include <linux/suspend.h>
 #include <linux/syscore_ops.h>
 #include <linux/irq.h>
-#include <linux/gpio.h>
 
 #include <asm/mach/map.h>
 #include <asm/suspend.h>
@@ -209,6 +208,7 @@
 	INIT_CLKREG(&clk_pxa25x_gpio11, NULL, "GPIO11_CLK"),
 	INIT_CLKREG(&clk_pxa25x_gpio12, NULL, "GPIO12_CLK"),
 	INIT_CLKREG(&clk_pxa25x_mem, "pxa2xx-pcmcia", NULL),
+	INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
 };
 
 static struct clk_lookup pxa25x_hwuart_clkreg =
@@ -368,7 +368,6 @@
 
 		register_syscore_ops(&pxa_irq_syscore_ops);
 		register_syscore_ops(&pxa2xx_mfp_syscore_ops);
-		register_syscore_ops(&pxa_gpio_syscore_ops);
 		register_syscore_ops(&pxa2xx_clock_syscore_ops);
 
 		ret = platform_add_devices(pxa25x_devices,
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index aed6cbc..6bce78e 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -22,7 +22,6 @@
 #include <linux/io.h>
 #include <linux/irq.h>
 #include <linux/i2c/pxa-i2c.h>
-#include <linux/gpio.h>
 
 #include <asm/mach/map.h>
 #include <mach/hardware.h>
@@ -230,6 +229,7 @@
 	INIT_CLKREG(&clk_pxa27x_im, NULL, "IMCLK"),
 	INIT_CLKREG(&clk_pxa27x_memc, NULL, "MEMCLK"),
 	INIT_CLKREG(&clk_pxa27x_mem, "pxa2xx-pcmcia", NULL),
+	INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
 };
 
 #ifdef CONFIG_PM
@@ -456,7 +456,6 @@
 
 		register_syscore_ops(&pxa_irq_syscore_ops);
 		register_syscore_ops(&pxa2xx_mfp_syscore_ops);
-		register_syscore_ops(&pxa_gpio_syscore_ops);
 		register_syscore_ops(&pxa2xx_clock_syscore_ops);
 
 		ret = platform_add_devices(devices, ARRAY_SIZE(devices));
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 4f402af..3918a67 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -462,7 +462,6 @@
 
 		register_syscore_ops(&pxa_irq_syscore_ops);
 		register_syscore_ops(&pxa3xx_mfp_syscore_ops);
-		register_syscore_ops(&pxa_gpio_syscore_ops);
 		register_syscore_ops(&pxa3xx_clock_syscore_ops);
 
 		ret = platform_add_devices(devices, ARRAY_SIZE(devices));
diff --git a/arch/arm/mach-pxa/pxa95x.c b/arch/arm/mach-pxa/pxa95x.c
index d082a58..5ce434b 100644
--- a/arch/arm/mach-pxa/pxa95x.c
+++ b/arch/arm/mach-pxa/pxa95x.c
@@ -283,7 +283,6 @@
 			return ret;
 
 		register_syscore_ops(&pxa_irq_syscore_ops);
-		register_syscore_ops(&pxa_gpio_syscore_ops);
 		register_syscore_ops(&pxa3xx_clock_syscore_ops);
 
 		ret = platform_add_devices(devices, ARRAY_SIZE(devices));
diff --git a/arch/arm/mach-pxa/saarb.c b/arch/arm/mach-pxa/saarb.c
index febc809..5aded5e 100644
--- a/arch/arm/mach-pxa/saarb.c
+++ b/arch/arm/mach-pxa/saarb.c
@@ -15,7 +15,6 @@
 #include <linux/i2c.h>
 #include <linux/i2c/pxa-i2c.h>
 #include <linux/mfd/88pm860x.h>
-#include <linux/gpio.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
index 8d5168d..30989ba 100644
--- a/arch/arm/mach-pxa/sharpsl_pm.c
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -168,6 +168,7 @@
 #define MAXCTRL_SEL_SH   4
 #define MAXCTRL_STR      (1u << 7)
 
+extern int max1111_read_channel(int);
 /*
  * Read MAX1111 ADC
  */
@@ -177,8 +178,6 @@
 	if (machine_is_tosa())
 	    return 0;
 
-	extern int max1111_read_channel(int);
-
 	/* max1111 accepts channels from 0-3, however,
 	 * it is encoded from 0-7 here in the code.
 	 */
diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c
index 34cbdac..438f02f 100644
--- a/arch/arm/mach-pxa/spitz_pm.c
+++ b/arch/arm/mach-pxa/spitz_pm.c
@@ -172,10 +172,9 @@
 static unsigned long spitz_charger_wakeup(void)
 {
 	unsigned long ret;
-	ret = (!gpio_get_value(SPITZ_GPIO_KEY_INT)
+	ret = ((!gpio_get_value(SPITZ_GPIO_KEY_INT)
 		<< GPIO_bit(SPITZ_GPIO_KEY_INT))
-		| (!gpio_get_value(SPITZ_GPIO_SYNC)
-		<< GPIO_bit(SPITZ_GPIO_SYNC));
+		| gpio_get_value(SPITZ_GPIO_SYNC));
 	return ret;
 }
 
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h
index 735b57a..f8f2c0a 100644
--- a/arch/arm/mach-realview/core.h
+++ b/arch/arm/mach-realview/core.h
@@ -28,21 +28,11 @@
 #include <asm/setup.h>
 #include <asm/leds.h>
 
-#define AMBA_DEVICE(name,busid,base,plat)			\
-static struct amba_device name##_device = {			\
-	.dev		= {					\
-		.coherent_dma_mask = ~0,			\
-		.init_name = busid,				\
-		.platform_data = plat,				\
-	},							\
-	.res		= {					\
-		.start	= REALVIEW_##base##_BASE,		\
-		.end	= (REALVIEW_##base##_BASE) + SZ_4K - 1,	\
-		.flags	= IORESOURCE_MEM,			\
-	},							\
-	.dma_mask	= ~0,					\
-	.irq		= base##_IRQ,				\
-}
+#define APB_DEVICE(name, busid, base, plat)			\
+static AMBA_APB_DEVICE(name, busid, 0, REALVIEW_##base##_BASE, base##_IRQ, plat)
+
+#define AHB_DEVICE(name, busid, base, plat)			\
+static AMBA_AHB_DEVICE(name, busid, 0, REALVIEW_##base##_BASE, base##_IRQ, plat)
 
 struct machine_desc;
 
diff --git a/arch/arm/mach-realview/include/mach/irqs-pb1176.h b/arch/arm/mach-realview/include/mach/irqs-pb1176.h
index 5c3c625..708f841 100644
--- a/arch/arm/mach-realview/include/mach/irqs-pb1176.h
+++ b/arch/arm/mach-realview/include/mach/irqs-pb1176.h
@@ -40,6 +40,7 @@
 #define IRQ_DC1176_L2CC		(IRQ_DC1176_GIC_START + 13)
 #define IRQ_DC1176_RTC		(IRQ_DC1176_GIC_START + 14)
 #define IRQ_DC1176_CLCD		(IRQ_DC1176_GIC_START + 15)	/* CLCD controller */
+#define IRQ_DC1176_GPIO0	(IRQ_DC1176_GIC_START + 16)
 #define IRQ_DC1176_SSP		(IRQ_DC1176_GIC_START + 17)	/* SSP port */
 #define IRQ_DC1176_UART0	(IRQ_DC1176_GIC_START + 18)	/* UART 0 on development chip */
 #define IRQ_DC1176_UART1	(IRQ_DC1176_GIC_START + 19)	/* UART 1 on development chip */
@@ -73,7 +74,6 @@
 #define IRQ_PB1176_DMAC		(IRQ_PB1176_GIC_START + 24)	/* DMA controller */
 #define IRQ_PB1176_RTC		(IRQ_PB1176_GIC_START + 25)	/* Real Time Clock */
 
-#define IRQ_PB1176_GPIO0	-1
 #define IRQ_PB1176_SCTL		-1
 
 #define NR_GIC_PB1176		2
diff --git a/arch/arm/mach-realview/include/mach/system.h b/arch/arm/mach-realview/include/mach/system.h
deleted file mode 100644
index 471b671..0000000
--- a/arch/arm/mach-realview/include/mach/system.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- *  arch/arm/mach-realview/include/mach/system.h
- *
- *  Copyright (C) 2003 ARM Limited
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 9578145..157e1bc 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -135,63 +135,63 @@
 /*
  * These devices are connected via the core APB bridge
  */
-#define GPIO2_IRQ	{ IRQ_EB_GPIO2, NO_IRQ }
-#define GPIO3_IRQ	{ IRQ_EB_GPIO3, NO_IRQ }
+#define GPIO2_IRQ	{ IRQ_EB_GPIO2 }
+#define GPIO3_IRQ	{ IRQ_EB_GPIO3 }
 
-#define AACI_IRQ	{ IRQ_EB_AACI, NO_IRQ }
+#define AACI_IRQ	{ IRQ_EB_AACI }
 #define MMCI0_IRQ	{ IRQ_EB_MMCI0A, IRQ_EB_MMCI0B }
-#define KMI0_IRQ	{ IRQ_EB_KMI0, NO_IRQ }
-#define KMI1_IRQ	{ IRQ_EB_KMI1, NO_IRQ }
+#define KMI0_IRQ	{ IRQ_EB_KMI0 }
+#define KMI1_IRQ	{ IRQ_EB_KMI1 }
 
 /*
  * These devices are connected directly to the multi-layer AHB switch
  */
-#define EB_SMC_IRQ	{ NO_IRQ, NO_IRQ }
-#define MPMC_IRQ	{ NO_IRQ, NO_IRQ }
-#define EB_CLCD_IRQ	{ IRQ_EB_CLCD, NO_IRQ }
-#define DMAC_IRQ	{ IRQ_EB_DMA, NO_IRQ }
+#define EB_SMC_IRQ	{ }
+#define MPMC_IRQ	{ }
+#define EB_CLCD_IRQ	{ IRQ_EB_CLCD }
+#define DMAC_IRQ	{ IRQ_EB_DMA }
 
 /*
  * These devices are connected via the core APB bridge
  */
-#define SCTL_IRQ	{ NO_IRQ, NO_IRQ }
-#define EB_WATCHDOG_IRQ	{ IRQ_EB_WDOG, NO_IRQ }
-#define EB_GPIO0_IRQ	{ IRQ_EB_GPIO0, NO_IRQ }
-#define GPIO1_IRQ	{ IRQ_EB_GPIO1, NO_IRQ }
-#define EB_RTC_IRQ	{ IRQ_EB_RTC, NO_IRQ }
+#define SCTL_IRQ	{ }
+#define EB_WATCHDOG_IRQ	{ IRQ_EB_WDOG }
+#define EB_GPIO0_IRQ	{ IRQ_EB_GPIO0 }
+#define GPIO1_IRQ	{ IRQ_EB_GPIO1 }
+#define EB_RTC_IRQ	{ IRQ_EB_RTC }
 
 /*
  * These devices are connected via the DMA APB bridge
  */
-#define SCI_IRQ		{ IRQ_EB_SCI, NO_IRQ }
-#define EB_UART0_IRQ	{ IRQ_EB_UART0, NO_IRQ }
-#define EB_UART1_IRQ	{ IRQ_EB_UART1, NO_IRQ }
-#define EB_UART2_IRQ	{ IRQ_EB_UART2, NO_IRQ }
-#define EB_UART3_IRQ	{ IRQ_EB_UART3, NO_IRQ }
-#define EB_SSP_IRQ	{ IRQ_EB_SSP, NO_IRQ }
+#define SCI_IRQ		{ IRQ_EB_SCI }
+#define EB_UART0_IRQ	{ IRQ_EB_UART0 }
+#define EB_UART1_IRQ	{ IRQ_EB_UART1 }
+#define EB_UART2_IRQ	{ IRQ_EB_UART2 }
+#define EB_UART3_IRQ	{ IRQ_EB_UART3 }
+#define EB_SSP_IRQ	{ IRQ_EB_SSP }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,  "fpga:aaci",  AACI,     NULL);
-AMBA_DEVICE(mmc0,  "fpga:mmc0",  MMCI0,    &realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,  "fpga:kmi0",  KMI0,     NULL);
-AMBA_DEVICE(kmi1,  "fpga:kmi1",  KMI1,     NULL);
-AMBA_DEVICE(uart3, "fpga:uart3", EB_UART3, NULL);
+APB_DEVICE(aaci,  "fpga:aaci",  AACI,     NULL);
+APB_DEVICE(mmc0,  "fpga:mmc0",  MMCI0,    &realview_mmc0_plat_data);
+APB_DEVICE(kmi0,  "fpga:kmi0",  KMI0,     NULL);
+APB_DEVICE(kmi1,  "fpga:kmi1",  KMI1,     NULL);
+APB_DEVICE(uart3, "fpga:uart3", EB_UART3, NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,   "dev:smc",   EB_SMC,   NULL);
-AMBA_DEVICE(clcd,  "dev:clcd",  EB_CLCD,  &clcd_plat_data);
-AMBA_DEVICE(dmac,  "dev:dmac",  DMAC,     NULL);
-AMBA_DEVICE(sctl,  "dev:sctl",  SCTL,     NULL);
-AMBA_DEVICE(wdog,  "dev:wdog",  EB_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:gpio0", EB_GPIO0, &gpio0_plat_data);
-AMBA_DEVICE(gpio1, "dev:gpio1", GPIO1,    &gpio1_plat_data);
-AMBA_DEVICE(gpio2, "dev:gpio2", GPIO2,    &gpio2_plat_data);
-AMBA_DEVICE(rtc,   "dev:rtc",   EB_RTC,   NULL);
-AMBA_DEVICE(sci0,  "dev:sci0",  SCI,      NULL);
-AMBA_DEVICE(uart0, "dev:uart0", EB_UART0, NULL);
-AMBA_DEVICE(uart1, "dev:uart1", EB_UART1, NULL);
-AMBA_DEVICE(uart2, "dev:uart2", EB_UART2, NULL);
-AMBA_DEVICE(ssp0,  "dev:ssp0",  EB_SSP,   &ssp0_plat_data);
+AHB_DEVICE(smc,   "dev:smc",   EB_SMC,   NULL);
+AHB_DEVICE(clcd,  "dev:clcd",  EB_CLCD,  &clcd_plat_data);
+AHB_DEVICE(dmac,  "dev:dmac",  DMAC,     NULL);
+AHB_DEVICE(sctl,  "dev:sctl",  SCTL,     NULL);
+APB_DEVICE(wdog,  "dev:wdog",  EB_WATCHDOG, NULL);
+APB_DEVICE(gpio0, "dev:gpio0", EB_GPIO0, &gpio0_plat_data);
+APB_DEVICE(gpio1, "dev:gpio1", GPIO1,    &gpio1_plat_data);
+APB_DEVICE(gpio2, "dev:gpio2", GPIO2,    &gpio2_plat_data);
+APB_DEVICE(rtc,   "dev:rtc",   EB_RTC,   NULL);
+APB_DEVICE(sci0,  "dev:sci0",  SCI,      NULL);
+APB_DEVICE(uart0, "dev:uart0", EB_UART0, NULL);
+APB_DEVICE(uart1, "dev:uart1", EB_UART1, NULL);
+APB_DEVICE(uart2, "dev:uart2", EB_UART2, NULL);
+APB_DEVICE(ssp0,  "dev:ssp0",  EB_SSP,   &ssp0_plat_data);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index e4abe94..b1d7caf 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -132,50 +132,50 @@
 /*
  * RealView PB1176 AMBA devices
  */
-#define GPIO2_IRQ	{ IRQ_PB1176_GPIO2, NO_IRQ }
-#define GPIO3_IRQ	{ IRQ_PB1176_GPIO3, NO_IRQ }
-#define AACI_IRQ	{ IRQ_PB1176_AACI, NO_IRQ }
+#define GPIO2_IRQ	{ IRQ_PB1176_GPIO2 }
+#define GPIO3_IRQ	{ IRQ_PB1176_GPIO3 }
+#define AACI_IRQ	{ IRQ_PB1176_AACI }
 #define MMCI0_IRQ	{ IRQ_PB1176_MMCI0A, IRQ_PB1176_MMCI0B }
-#define KMI0_IRQ	{ IRQ_PB1176_KMI0, NO_IRQ }
-#define KMI1_IRQ	{ IRQ_PB1176_KMI1, NO_IRQ }
-#define PB1176_SMC_IRQ	{ NO_IRQ, NO_IRQ }
-#define MPMC_IRQ	{ NO_IRQ, NO_IRQ }
-#define PB1176_CLCD_IRQ	{ IRQ_DC1176_CLCD, NO_IRQ }
-#define SCTL_IRQ	{ NO_IRQ, NO_IRQ }
-#define PB1176_WATCHDOG_IRQ	{ IRQ_DC1176_WATCHDOG, NO_IRQ }
-#define PB1176_GPIO0_IRQ	{ IRQ_PB1176_GPIO0, NO_IRQ }
-#define GPIO1_IRQ	{ IRQ_PB1176_GPIO1, NO_IRQ }
-#define PB1176_RTC_IRQ	{ IRQ_DC1176_RTC, NO_IRQ }
-#define SCI_IRQ		{ IRQ_PB1176_SCI, NO_IRQ }
-#define PB1176_UART0_IRQ	{ IRQ_DC1176_UART0, NO_IRQ }
-#define PB1176_UART1_IRQ	{ IRQ_DC1176_UART1, NO_IRQ }
-#define PB1176_UART2_IRQ	{ IRQ_DC1176_UART2, NO_IRQ }
-#define PB1176_UART3_IRQ	{ IRQ_DC1176_UART3, NO_IRQ }
-#define PB1176_UART4_IRQ	{ IRQ_PB1176_UART4, NO_IRQ }
-#define PB1176_SSP_IRQ		{ IRQ_DC1176_SSP, NO_IRQ }
+#define KMI0_IRQ	{ IRQ_PB1176_KMI0 }
+#define KMI1_IRQ	{ IRQ_PB1176_KMI1 }
+#define PB1176_SMC_IRQ	{ }
+#define MPMC_IRQ	{ }
+#define PB1176_CLCD_IRQ	{ IRQ_DC1176_CLCD }
+#define SCTL_IRQ	{ }
+#define PB1176_WATCHDOG_IRQ	{ IRQ_DC1176_WATCHDOG }
+#define PB1176_GPIO0_IRQ	{ IRQ_DC1176_GPIO0 }
+#define GPIO1_IRQ	{ IRQ_PB1176_GPIO1 }
+#define PB1176_RTC_IRQ	{ IRQ_DC1176_RTC }
+#define SCI_IRQ		{ IRQ_PB1176_SCI }
+#define PB1176_UART0_IRQ	{ IRQ_DC1176_UART0 }
+#define PB1176_UART1_IRQ	{ IRQ_DC1176_UART1 }
+#define PB1176_UART2_IRQ	{ IRQ_DC1176_UART2 }
+#define PB1176_UART3_IRQ	{ IRQ_DC1176_UART3 }
+#define PB1176_UART4_IRQ	{ IRQ_PB1176_UART4 }
+#define PB1176_SSP_IRQ		{ IRQ_DC1176_SSP }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
-AMBA_DEVICE(uart4,	"fpga:uart4",	PB1176_UART4,	NULL);
+APB_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+APB_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+APB_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+APB_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+APB_DEVICE(uart4,	"fpga:uart4",	PB1176_UART4,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:smc",	PB1176_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:wdog",	PB1176_WATCHDOG,	NULL);
-AMBA_DEVICE(gpio0,	"dev:gpio0",	PB1176_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:rtc",	PB1176_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:uart0",	PB1176_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:uart1",	PB1176_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:uart2",	PB1176_UART2,	NULL);
-AMBA_DEVICE(uart3,	"dev:uart3",	PB1176_UART3,	NULL);
-AMBA_DEVICE(ssp0,	"dev:ssp0",	PB1176_SSP,	&ssp0_plat_data);
-AMBA_DEVICE(clcd,	"dev:clcd",	PB1176_CLCD,	&clcd_plat_data);
+AHB_DEVICE(smc,		"dev:smc",	PB1176_SMC,	NULL);
+AHB_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+APB_DEVICE(wdog,	"dev:wdog",	PB1176_WATCHDOG,	NULL);
+APB_DEVICE(gpio0,	"dev:gpio0",	PB1176_GPIO0,	&gpio0_plat_data);
+APB_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+APB_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+APB_DEVICE(rtc,		"dev:rtc",	PB1176_RTC,	NULL);
+APB_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+APB_DEVICE(uart0,	"dev:uart0",	PB1176_UART0,	NULL);
+APB_DEVICE(uart1,	"dev:uart1",	PB1176_UART1,	NULL);
+APB_DEVICE(uart2,	"dev:uart2",	PB1176_UART2,	NULL);
+APB_DEVICE(uart3,	"dev:uart3",	PB1176_UART3,	NULL);
+APB_DEVICE(ssp0,	"dev:ssp0",	PB1176_SSP,	&ssp0_plat_data);
+AHB_DEVICE(clcd,	"dev:clcd",	PB1176_CLCD,	&clcd_plat_data);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&uart0_device,
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 2147335..ae7fe54 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -127,52 +127,52 @@
  * RealView PB11MPCore AMBA devices
  */
 
-#define GPIO2_IRQ		{ IRQ_PB11MP_GPIO2, NO_IRQ }
-#define GPIO3_IRQ		{ IRQ_PB11MP_GPIO3, NO_IRQ }
-#define AACI_IRQ		{ IRQ_TC11MP_AACI, NO_IRQ }
+#define GPIO2_IRQ		{ IRQ_PB11MP_GPIO2 }
+#define GPIO3_IRQ		{ IRQ_PB11MP_GPIO3 }
+#define AACI_IRQ		{ IRQ_TC11MP_AACI }
 #define MMCI0_IRQ		{ IRQ_TC11MP_MMCI0A, IRQ_TC11MP_MMCI0B }
-#define KMI0_IRQ		{ IRQ_TC11MP_KMI0, NO_IRQ }
-#define KMI1_IRQ		{ IRQ_TC11MP_KMI1, NO_IRQ }
-#define PB11MP_SMC_IRQ		{ NO_IRQ, NO_IRQ }
-#define MPMC_IRQ		{ NO_IRQ, NO_IRQ }
-#define PB11MP_CLCD_IRQ		{ IRQ_PB11MP_CLCD, NO_IRQ }
-#define DMAC_IRQ		{ IRQ_PB11MP_DMAC, NO_IRQ }
-#define SCTL_IRQ		{ NO_IRQ, NO_IRQ }
-#define PB11MP_WATCHDOG_IRQ	{ IRQ_PB11MP_WATCHDOG, NO_IRQ }
-#define PB11MP_GPIO0_IRQ	{ IRQ_PB11MP_GPIO0, NO_IRQ }
-#define GPIO1_IRQ		{ IRQ_PB11MP_GPIO1, NO_IRQ }
-#define PB11MP_RTC_IRQ		{ IRQ_TC11MP_RTC, NO_IRQ }
-#define SCI_IRQ			{ IRQ_PB11MP_SCI, NO_IRQ }
-#define PB11MP_UART0_IRQ	{ IRQ_TC11MP_UART0, NO_IRQ }
-#define PB11MP_UART1_IRQ	{ IRQ_TC11MP_UART1, NO_IRQ }
-#define PB11MP_UART2_IRQ	{ IRQ_PB11MP_UART2, NO_IRQ }
-#define PB11MP_UART3_IRQ	{ IRQ_PB11MP_UART3, NO_IRQ }
-#define PB11MP_SSP_IRQ		{ IRQ_PB11MP_SSP, NO_IRQ }
+#define KMI0_IRQ		{ IRQ_TC11MP_KMI0 }
+#define KMI1_IRQ		{ IRQ_TC11MP_KMI1 }
+#define PB11MP_SMC_IRQ		{ }
+#define MPMC_IRQ		{ }
+#define PB11MP_CLCD_IRQ		{ IRQ_PB11MP_CLCD }
+#define DMAC_IRQ		{ IRQ_PB11MP_DMAC }
+#define SCTL_IRQ		{ }
+#define PB11MP_WATCHDOG_IRQ	{ IRQ_PB11MP_WATCHDOG }
+#define PB11MP_GPIO0_IRQ	{ IRQ_PB11MP_GPIO0 }
+#define GPIO1_IRQ		{ IRQ_PB11MP_GPIO1 }
+#define PB11MP_RTC_IRQ		{ IRQ_TC11MP_RTC }
+#define SCI_IRQ			{ IRQ_PB11MP_SCI }
+#define PB11MP_UART0_IRQ	{ IRQ_TC11MP_UART0 }
+#define PB11MP_UART1_IRQ	{ IRQ_TC11MP_UART1 }
+#define PB11MP_UART2_IRQ	{ IRQ_PB11MP_UART2 }
+#define PB11MP_UART3_IRQ	{ IRQ_PB11MP_UART3 }
+#define PB11MP_SSP_IRQ		{ IRQ_PB11MP_SSP }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
-AMBA_DEVICE(uart3,	"fpga:uart3",	PB11MP_UART3,	NULL);
+APB_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+APB_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+APB_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+APB_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+APB_DEVICE(uart3,	"fpga:uart3",	PB11MP_UART3,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:smc",	PB11MP_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:wdog",	PB11MP_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0,	"dev:gpio0",	PB11MP_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:rtc",	PB11MP_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:uart0",	PB11MP_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:uart1",	PB11MP_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:uart2",	PB11MP_UART2,	NULL);
-AMBA_DEVICE(ssp0,	"dev:ssp0",	PB11MP_SSP,	&ssp0_plat_data);
+AHB_DEVICE(smc,		"dev:smc",	PB11MP_SMC,	NULL);
+AHB_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+APB_DEVICE(wdog,	"dev:wdog",	PB11MP_WATCHDOG, NULL);
+APB_DEVICE(gpio0,	"dev:gpio0",	PB11MP_GPIO0,	&gpio0_plat_data);
+APB_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+APB_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+APB_DEVICE(rtc,		"dev:rtc",	PB11MP_RTC,	NULL);
+APB_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+APB_DEVICE(uart0,	"dev:uart0",	PB11MP_UART0,	NULL);
+APB_DEVICE(uart1,	"dev:uart1",	PB11MP_UART1,	NULL);
+APB_DEVICE(uart2,	"dev:uart2",	PB11MP_UART2,	NULL);
+APB_DEVICE(ssp0,	"dev:ssp0",	PB11MP_SSP,	&ssp0_plat_data);
 
 /* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,	"issp:clcd",	PB11MP_CLCD,	&clcd_plat_data);
-AMBA_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
+AHB_DEVICE(clcd,	"issp:clcd",	PB11MP_CLCD,	&clcd_plat_data);
+AHB_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index 25b2e59..5965017 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c
@@ -122,52 +122,52 @@
  * RealView PBA8Core AMBA devices
  */
 
-#define GPIO2_IRQ		{ IRQ_PBA8_GPIO2, NO_IRQ }
-#define GPIO3_IRQ		{ IRQ_PBA8_GPIO3, NO_IRQ }
-#define AACI_IRQ		{ IRQ_PBA8_AACI, NO_IRQ }
+#define GPIO2_IRQ		{ IRQ_PBA8_GPIO2 }
+#define GPIO3_IRQ		{ IRQ_PBA8_GPIO3 }
+#define AACI_IRQ		{ IRQ_PBA8_AACI }
 #define MMCI0_IRQ		{ IRQ_PBA8_MMCI0A, IRQ_PBA8_MMCI0B }
-#define KMI0_IRQ		{ IRQ_PBA8_KMI0, NO_IRQ }
-#define KMI1_IRQ		{ IRQ_PBA8_KMI1, NO_IRQ }
-#define PBA8_SMC_IRQ		{ NO_IRQ, NO_IRQ }
-#define MPMC_IRQ		{ NO_IRQ, NO_IRQ }
-#define PBA8_CLCD_IRQ		{ IRQ_PBA8_CLCD, NO_IRQ }
-#define DMAC_IRQ		{ IRQ_PBA8_DMAC, NO_IRQ }
-#define SCTL_IRQ		{ NO_IRQ, NO_IRQ }
-#define PBA8_WATCHDOG_IRQ	{ IRQ_PBA8_WATCHDOG, NO_IRQ }
-#define PBA8_GPIO0_IRQ		{ IRQ_PBA8_GPIO0, NO_IRQ }
-#define GPIO1_IRQ		{ IRQ_PBA8_GPIO1, NO_IRQ }
-#define PBA8_RTC_IRQ		{ IRQ_PBA8_RTC, NO_IRQ }
-#define SCI_IRQ			{ IRQ_PBA8_SCI, NO_IRQ }
-#define PBA8_UART0_IRQ		{ IRQ_PBA8_UART0, NO_IRQ }
-#define PBA8_UART1_IRQ		{ IRQ_PBA8_UART1, NO_IRQ }
-#define PBA8_UART2_IRQ		{ IRQ_PBA8_UART2, NO_IRQ }
-#define PBA8_UART3_IRQ		{ IRQ_PBA8_UART3, NO_IRQ }
-#define PBA8_SSP_IRQ		{ IRQ_PBA8_SSP, NO_IRQ }
+#define KMI0_IRQ		{ IRQ_PBA8_KMI0 }
+#define KMI1_IRQ		{ IRQ_PBA8_KMI1 }
+#define PBA8_SMC_IRQ		{ }
+#define MPMC_IRQ		{ }
+#define PBA8_CLCD_IRQ		{ IRQ_PBA8_CLCD }
+#define DMAC_IRQ		{ IRQ_PBA8_DMAC }
+#define SCTL_IRQ		{ }
+#define PBA8_WATCHDOG_IRQ	{ IRQ_PBA8_WATCHDOG }
+#define PBA8_GPIO0_IRQ		{ IRQ_PBA8_GPIO0 }
+#define GPIO1_IRQ		{ IRQ_PBA8_GPIO1 }
+#define PBA8_RTC_IRQ		{ IRQ_PBA8_RTC }
+#define SCI_IRQ			{ IRQ_PBA8_SCI }
+#define PBA8_UART0_IRQ		{ IRQ_PBA8_UART0 }
+#define PBA8_UART1_IRQ		{ IRQ_PBA8_UART1 }
+#define PBA8_UART2_IRQ		{ IRQ_PBA8_UART2 }
+#define PBA8_UART3_IRQ		{ IRQ_PBA8_UART3 }
+#define PBA8_SSP_IRQ		{ IRQ_PBA8_SSP }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
-AMBA_DEVICE(uart3,	"fpga:uart3",	PBA8_UART3,	NULL);
+APB_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+APB_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+APB_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+APB_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+APB_DEVICE(uart3,	"fpga:uart3",	PBA8_UART3,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:smc",	PBA8_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:wdog",	PBA8_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0,	"dev:gpio0",	PBA8_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:rtc",	PBA8_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:uart0",	PBA8_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:uart1",	PBA8_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:uart2",	PBA8_UART2,	NULL);
-AMBA_DEVICE(ssp0,	"dev:ssp0",	PBA8_SSP,	&ssp0_plat_data);
+AHB_DEVICE(smc,		"dev:smc",	PBA8_SMC,	NULL);
+AHB_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+APB_DEVICE(wdog,	"dev:wdog",	PBA8_WATCHDOG, NULL);
+APB_DEVICE(gpio0,	"dev:gpio0",	PBA8_GPIO0,	&gpio0_plat_data);
+APB_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+APB_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+APB_DEVICE(rtc,		"dev:rtc",	PBA8_RTC,	NULL);
+APB_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+APB_DEVICE(uart0,	"dev:uart0",	PBA8_UART0,	NULL);
+APB_DEVICE(uart1,	"dev:uart1",	PBA8_UART1,	NULL);
+APB_DEVICE(uart2,	"dev:uart2",	PBA8_UART2,	NULL);
+APB_DEVICE(ssp0,	"dev:ssp0",	PBA8_SSP,	&ssp0_plat_data);
 
 /* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,	"issp:clcd",	PBA8_CLCD,	&clcd_plat_data);
-AMBA_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
+AHB_DEVICE(clcd,	"issp:clcd",	PBA8_CLCD,	&clcd_plat_data);
+AHB_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index ac71564..1cd9956 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -144,52 +144,52 @@
  * RealView PBXCore AMBA devices
  */
 
-#define GPIO2_IRQ		{ IRQ_PBX_GPIO2, NO_IRQ }
-#define GPIO3_IRQ		{ IRQ_PBX_GPIO3, NO_IRQ }
-#define AACI_IRQ		{ IRQ_PBX_AACI, NO_IRQ }
+#define GPIO2_IRQ		{ IRQ_PBX_GPIO2 }
+#define GPIO3_IRQ		{ IRQ_PBX_GPIO3 }
+#define AACI_IRQ		{ IRQ_PBX_AACI }
 #define MMCI0_IRQ		{ IRQ_PBX_MMCI0A, IRQ_PBX_MMCI0B }
-#define KMI0_IRQ		{ IRQ_PBX_KMI0, NO_IRQ }
-#define KMI1_IRQ		{ IRQ_PBX_KMI1, NO_IRQ }
-#define PBX_SMC_IRQ		{ NO_IRQ, NO_IRQ }
-#define MPMC_IRQ		{ NO_IRQ, NO_IRQ }
-#define PBX_CLCD_IRQ		{ IRQ_PBX_CLCD, NO_IRQ }
-#define DMAC_IRQ		{ IRQ_PBX_DMAC, NO_IRQ }
-#define SCTL_IRQ		{ NO_IRQ, NO_IRQ }
-#define PBX_WATCHDOG_IRQ	{ IRQ_PBX_WATCHDOG, NO_IRQ }
-#define PBX_GPIO0_IRQ		{ IRQ_PBX_GPIO0, NO_IRQ }
-#define GPIO1_IRQ		{ IRQ_PBX_GPIO1, NO_IRQ }
-#define PBX_RTC_IRQ		{ IRQ_PBX_RTC, NO_IRQ }
-#define SCI_IRQ			{ IRQ_PBX_SCI, NO_IRQ }
-#define PBX_UART0_IRQ		{ IRQ_PBX_UART0, NO_IRQ }
-#define PBX_UART1_IRQ		{ IRQ_PBX_UART1, NO_IRQ }
-#define PBX_UART2_IRQ		{ IRQ_PBX_UART2, NO_IRQ }
-#define PBX_UART3_IRQ		{ IRQ_PBX_UART3, NO_IRQ }
-#define PBX_SSP_IRQ		{ IRQ_PBX_SSP, NO_IRQ }
+#define KMI0_IRQ		{ IRQ_PBX_KMI0 }
+#define KMI1_IRQ		{ IRQ_PBX_KMI1 }
+#define PBX_SMC_IRQ		{ }
+#define MPMC_IRQ		{ }
+#define PBX_CLCD_IRQ		{ IRQ_PBX_CLCD }
+#define DMAC_IRQ		{ IRQ_PBX_DMAC }
+#define SCTL_IRQ		{ }
+#define PBX_WATCHDOG_IRQ	{ IRQ_PBX_WATCHDOG }
+#define PBX_GPIO0_IRQ		{ IRQ_PBX_GPIO0 }
+#define GPIO1_IRQ		{ IRQ_PBX_GPIO1 }
+#define PBX_RTC_IRQ		{ IRQ_PBX_RTC }
+#define SCI_IRQ			{ IRQ_PBX_SCI }
+#define PBX_UART0_IRQ		{ IRQ_PBX_UART0 }
+#define PBX_UART1_IRQ		{ IRQ_PBX_UART1 }
+#define PBX_UART2_IRQ		{ IRQ_PBX_UART2 }
+#define PBX_UART3_IRQ		{ IRQ_PBX_UART3 }
+#define PBX_SSP_IRQ		{ IRQ_PBX_SSP }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
-AMBA_DEVICE(uart3,	"fpga:uart3",	PBX_UART3,	NULL);
+APB_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+APB_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+APB_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+APB_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+APB_DEVICE(uart3,	"fpga:uart3",	PBX_UART3,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:smc",	PBX_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:wdog",	PBX_WATCHDOG, 	NULL);
-AMBA_DEVICE(gpio0,	"dev:gpio0",	PBX_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:rtc",	PBX_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:uart0",	PBX_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:uart1",	PBX_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:uart2",	PBX_UART2,	NULL);
-AMBA_DEVICE(ssp0,	"dev:ssp0",	PBX_SSP,	&ssp0_plat_data);
+AHB_DEVICE(smc,	"dev:smc",	PBX_SMC,	NULL);
+AHB_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+APB_DEVICE(wdog,	"dev:wdog",	PBX_WATCHDOG, 	NULL);
+APB_DEVICE(gpio0,	"dev:gpio0",	PBX_GPIO0,	&gpio0_plat_data);
+APB_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+APB_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+APB_DEVICE(rtc,		"dev:rtc",	PBX_RTC,	NULL);
+APB_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+APB_DEVICE(uart0,	"dev:uart0",	PBX_UART0,	NULL);
+APB_DEVICE(uart1,	"dev:uart1",	PBX_UART1,	NULL);
+APB_DEVICE(uart2,	"dev:uart2",	PBX_UART2,	NULL);
+APB_DEVICE(ssp0,	"dev:ssp0",	PBX_SSP,	&ssp0_plat_data);
 
 /* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,	"issp:clcd",	PBX_CLCD,	&clcd_plat_data);
-AMBA_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
+AHB_DEVICE(clcd,	"issp:clcd",	PBX_CLCD,	&clcd_plat_data);
+AHB_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
diff --git a/arch/arm/mach-rpc/include/mach/system.h b/arch/arm/mach-rpc/include/mach/system.h
deleted file mode 100644
index 359bab9..0000000
--- a/arch/arm/mach-rpc/include/mach/system.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- *  arch/arm/mach-rpc/include/mach/system.h
- *
- *  Copyright (C) 1996-1999 Russell King.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-s3c2410/include/mach/system.h b/arch/arm/mach-s3c2410/include/mach/system.h
deleted file mode 100644
index 5e215c1..0000000
--- a/arch/arm/mach-s3c2410/include/mach/system.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/* arch/arm/mach-s3c2410/include/mach/system.h
- *
- * Copyright (c) 2003 Simtec Electronics
- *	Ben Dooks <ben@simtec.co.uk>
- *
- * S3C2410 - System function defines and includes
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/io.h>
-#include <mach/hardware.h>
-
-#include <mach/map.h>
-#include <mach/idle.h>
-
-#include <mach/regs-clock.h>
-
-void (*s3c24xx_idle)(void);
-
-void s3c24xx_default_idle(void)
-{
-	unsigned long tmp;
-	int i;
-
-	/* idle the system by using the idle mode which will wait for an
-	 * interrupt to happen before restarting the system.
-	 */
-
-	/* Warning: going into idle state upsets jtag scanning */
-
-	__raw_writel(__raw_readl(S3C2410_CLKCON) | S3C2410_CLKCON_IDLE,
-		     S3C2410_CLKCON);
-
-	/* the samsung port seems to do a loop and then unset idle.. */
-	for (i = 0; i < 50; i++) {
-		tmp += __raw_readl(S3C2410_CLKCON); /* ensure loop not optimised out */
-	}
-
-	/* this bit is not cleared on re-start... */
-
-	__raw_writel(__raw_readl(S3C2410_CLKCON) & ~S3C2410_CLKCON_IDLE,
-		     S3C2410_CLKCON);
-}
-
-static void arch_idle(void)
-{
-	if (s3c24xx_idle != NULL)
-		(s3c24xx_idle)();
-	else
-		s3c24xx_default_idle();
-}
diff --git a/arch/arm/mach-s3c2412/s3c2412.c b/arch/arm/mach-s3c2412/s3c2412.c
index aff6e85..c6eac98 100644
--- a/arch/arm/mach-s3c2412/s3c2412.c
+++ b/arch/arm/mach-s3c2412/s3c2412.c
@@ -32,8 +32,6 @@
 #include <asm/proc-fns.h>
 #include <asm/irq.h>
 
-#include <mach/idle.h>
-
 #include <plat/cpu-freq.h>
 
 #include <mach/regs-clock.h>
@@ -164,7 +162,7 @@
 
 	/* set our idle function */
 
-	s3c24xx_idle = s3c2412_idle;
+	arm_pm_idle = s3c2412_idle;
 
 	/* register our io-tables */
 
diff --git a/arch/arm/mach-s3c2416/s3c2416.c b/arch/arm/mach-s3c2416/s3c2416.c
index 5287d28..08bb035 100644
--- a/arch/arm/mach-s3c2416/s3c2416.c
+++ b/arch/arm/mach-s3c2416/s3c2416.c
@@ -44,7 +44,6 @@
 #include <asm/proc-fns.h>
 #include <asm/irq.h>
 
-#include <mach/idle.h>
 #include <mach/regs-s3c2443-clock.h>
 
 #include <plat/gpio-core.h>
@@ -88,8 +87,6 @@
 {
 	printk(KERN_INFO "S3C2416: Initializing architecture\n");
 
-	/* s3c24xx_idle = s3c2416_idle;	*/
-
 	/* change WDT IRQ number */
 	s3c_device_wdt.resource[1].start = IRQ_S3C2443_WDT;
 	s3c_device_wdt.resource[1].end   = IRQ_S3C2443_WDT;
diff --git a/arch/arm/mach-s3c2440/common.h b/arch/arm/mach-s3c2440/common.h
index db8a98a..0c1eb1d 100644
--- a/arch/arm/mach-s3c2440/common.h
+++ b/arch/arm/mach-s3c2440/common.h
@@ -12,6 +12,6 @@
 #ifndef __ARCH_ARM_MACH_S3C2440_COMMON_H
 #define __ARCH_ARM_MACH_S3C2440_COMMON_H
 
-void s3c2440_restart(char mode, const char *cmd);
+void s3c244x_restart(char mode, const char *cmd);
 
 #endif /* __ARCH_ARM_MACH_S3C2440_COMMON_H */
diff --git a/arch/arm/mach-s3c2440/mach-anubis.c b/arch/arm/mach-s3c2440/mach-anubis.c
index 2456955..19b577b 100644
--- a/arch/arm/mach-s3c2440/mach-anubis.c
+++ b/arch/arm/mach-s3c2440/mach-anubis.c
@@ -487,5 +487,5 @@
 	.init_machine	= anubis_init,
 	.init_irq	= s3c24xx_init_irq,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-at2440evb.c b/arch/arm/mach-s3c2440/mach-at2440evb.c
index d6a9763..d7ae49c 100644
--- a/arch/arm/mach-s3c2440/mach-at2440evb.c
+++ b/arch/arm/mach-s3c2440/mach-at2440evb.c
@@ -222,5 +222,5 @@
 	.init_machine	= at2440evb_init,
 	.init_irq	= s3c24xx_init_irq,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
index 5859e60..9a4a5bc 100644
--- a/arch/arm/mach-s3c2440/mach-gta02.c
+++ b/arch/arm/mach-s3c2440/mach-gta02.c
@@ -601,5 +601,5 @@
 	.init_irq	= s3c24xx_init_irq,
 	.init_machine	= gta02_machine_init,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c
index adbbb85..5d66fb2 100644
--- a/arch/arm/mach-s3c2440/mach-mini2440.c
+++ b/arch/arm/mach-s3c2440/mach-mini2440.c
@@ -701,5 +701,5 @@
 	.init_machine	= mini2440_init,
 	.init_irq	= s3c24xx_init_irq,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-nexcoder.c b/arch/arm/mach-s3c2440/mach-nexcoder.c
index 40eaf84..5198e3e 100644
--- a/arch/arm/mach-s3c2440/mach-nexcoder.c
+++ b/arch/arm/mach-s3c2440/mach-nexcoder.c
@@ -158,5 +158,5 @@
 	.init_machine	= nexcoder_init,
 	.init_irq	= s3c24xx_init_irq,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-osiris.c b/arch/arm/mach-s3c2440/mach-osiris.c
index 4c480ef..c5daeb6 100644
--- a/arch/arm/mach-s3c2440/mach-osiris.c
+++ b/arch/arm/mach-s3c2440/mach-osiris.c
@@ -436,5 +436,5 @@
 	.init_irq	= s3c24xx_init_irq,
 	.init_machine	= osiris_init,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-rx1950.c b/arch/arm/mach-s3c2440/mach-rx1950.c
index 80077f6..6f68abf 100644
--- a/arch/arm/mach-s3c2440/mach-rx1950.c
+++ b/arch/arm/mach-s3c2440/mach-rx1950.c
@@ -822,5 +822,5 @@
 	.init_irq = s3c24xx_init_irq,
 	.init_machine = rx1950_init_machine,
 	.timer = &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-rx3715.c b/arch/arm/mach-s3c2440/mach-rx3715.c
index 20103ba..56af354 100644
--- a/arch/arm/mach-s3c2440/mach-rx3715.c
+++ b/arch/arm/mach-s3c2440/mach-rx3715.c
@@ -213,5 +213,5 @@
 	.init_irq	= rx3715_init_irq,
 	.init_machine	= rx3715_init_machine,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/mach-smdk2440.c b/arch/arm/mach-s3c2440/mach-smdk2440.c
index 1deb60d..83a1036 100644
--- a/arch/arm/mach-s3c2440/mach-smdk2440.c
+++ b/arch/arm/mach-s3c2440/mach-smdk2440.c
@@ -183,5 +183,5 @@
 	.map_io		= smdk2440_map_io,
 	.init_machine	= smdk2440_machine_init,
 	.timer		= &s3c24xx_timer,
-	.restart	= s3c2440_restart,
+	.restart	= s3c244x_restart,
 MACHINE_END
diff --git a/arch/arm/mach-s3c2440/s3c2440.c b/arch/arm/mach-s3c2440/s3c2440.c
index 517623a..2b3dddb 100644
--- a/arch/arm/mach-s3c2440/s3c2440.c
+++ b/arch/arm/mach-s3c2440/s3c2440.c
@@ -35,7 +35,6 @@
 #include <plat/cpu.h>
 #include <plat/s3c244x.h>
 #include <plat/pm.h>
-#include <plat/watchdog-reset.h>
 
 #include <plat/gpio-core.h>
 #include <plat/gpio-cfg.h>
@@ -74,15 +73,3 @@
 	s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1up;
 	s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1up;
 }
-
-void s3c2440_restart(char mode, const char *cmd)
-{
-	if (mode == 's') {
-		soft_restart(0);
-	}
-
-	arch_wdt_reset();
-
-	/* we'll take a jump through zero as a poor second */
-	soft_restart(0);
-}
diff --git a/arch/arm/mach-s3c2440/s3c244x.c b/arch/arm/mach-s3c2440/s3c244x.c
index 36bc60f..d15852f 100644
--- a/arch/arm/mach-s3c2440/s3c244x.c
+++ b/arch/arm/mach-s3c2440/s3c244x.c
@@ -46,6 +46,7 @@
 #include <plat/pm.h>
 #include <plat/pll.h>
 #include <plat/nand-core.h>
+#include <plat/watchdog-reset.h>
 
 static struct map_desc s3c244x_iodesc[] __initdata = {
 	IODESC_ENT(CLKPWR),
@@ -196,3 +197,14 @@
 	.suspend	= s3c244x_suspend,
 	.resume		= s3c244x_resume,
 };
+
+void s3c244x_restart(char mode, const char *cmd)
+{
+	if (mode == 's')
+		soft_restart(0);
+
+	arch_wdt_reset();
+
+	/* we'll take a jump through zero as a poor second */
+	soft_restart(0);
+}
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index dd20c66..dc45123 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -296,5 +296,6 @@
 	select S3C64XX_DEV_SPI0
 	select SAMSUNG_GPIO_EXTRA128
 	select I2C
+	select LEDS_GPIO_REGISTER
 	help
 	  Machine support for the Wolfson Cragganmore S3C6410 variant.
diff --git a/arch/arm/mach-s3c64xx/include/mach/system.h b/arch/arm/mach-s3c64xx/include/mach/system.h
deleted file mode 100644
index 353ed43..0000000
--- a/arch/arm/mach-s3c64xx/include/mach/system.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/* linux/arch/arm/mach-s3c6400/include/mach/system.h
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- *      Ben Dooks <ben@simtec.co.uk>
- *      http://armlinux.simtec.co.uk/
- *
- * S3C6400 - system implementation
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H __FILE__
-
-static void arch_idle(void)
-{
-	/* nothing here yet */
-}
-
-#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s3c64xx/mach-crag6410-module.c b/arch/arm/mach-s3c64xx/mach-crag6410-module.c
index 32a30f3..b6a6772 100644
--- a/arch/arm/mach-s3c64xx/mach-crag6410-module.c
+++ b/arch/arm/mach-s3c64xx/mach-crag6410-module.c
@@ -11,6 +11,7 @@
 #include <linux/export.h>
 #include <linux/interrupt.h>
 #include <linux/i2c.h>
+#include <linux/spi/spi.h>
 
 #include <linux/mfd/wm831x/irq.h>
 #include <linux/mfd/wm831x/gpio.h>
@@ -21,8 +22,25 @@
 #include <sound/wm8962.h>
 #include <sound/wm9081.h>
 
+#include <plat/s3c64xx-spi.h>
+
 #include <mach/crag6410.h>
 
+static struct s3c64xx_spi_csinfo wm0010_spi_csinfo = {
+	.set_level = gpio_set_value,
+	.line = S3C64XX_GPC(3),
+};
+
+static struct spi_board_info wm1253_devs[] = {
+	[0] = {
+		.modalias	= "wm0010",
+		.bus_num	= 0,
+		.chip_select	= 0,
+		.mode		= SPI_MODE_0,
+		.controller_data = &wm0010_spi_csinfo,
+	},
+};
+
 static struct wm5100_pdata wm5100_pdata = {
 	.ldo_ena = S3C64XX_GPN(7),
 	.irq_flags = IRQF_TRIGGER_HIGH,
@@ -159,14 +177,21 @@
 	const char *name;
 	const struct i2c_board_info *i2c_devs;
 	int num_i2c_devs;
+	const struct spi_board_info *spi_devs;
+	int num_spi_devs;
 } gf_mods[] = {
 	{ .id = 0x01, .name = "1250-EV1 Springbank" },
 	{ .id = 0x02, .name = "1251-EV1 Jura" },
 	{ .id = 0x03, .name = "1252-EV1 Glenlivet" },
 	{ .id = 0x11, .name = "6249-EV2 Glenfarclas", },
+	{ .id = 0x14, .name = "6271-EV1 Lochnagar" },
+	{ .id = 0x15, .name = "XXXX-EV1 Bells" },
 	{ .id = 0x21, .name = "1275-EV1 Mortlach" },
 	{ .id = 0x25, .name = "1274-EV1 Glencadam" },
-	{ .id = 0x31, .name = "1253-EV1 Tomatin", },
+	{ .id = 0x31, .name = "1253-EV1 Tomatin",
+	  .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs) },
+	{ .id = 0x32, .name = "XXXX-EV1 Caol Illa" },
+	{ .id = 0x33, .name = "XXXX-EV1 Oban" },
 	{ .id = 0x39, .name = "1254-EV1 Dallas Dhu",
 	  .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
 	{ .id = 0x3a, .name = "1259-EV1 Tobermory",
@@ -198,12 +223,16 @@
 	if (i < ARRAY_SIZE(gf_mods)) {
 		dev_info(&i2c->dev, "%s revision %d\n",
 			 gf_mods[i].name, rev + 1);
+
 		for (j = 0; j < gf_mods[i].num_i2c_devs; j++) {
 			if (!i2c_new_device(i2c->adapter,
 					    &(gf_mods[i].i2c_devs[j])))
 				dev_err(&i2c->dev,
 					"Failed to register dev: %d\n", ret);
 		}
+
+		spi_register_board_info(gf_mods[i].spi_devs,
+					gf_mods[i].num_spi_devs);
 	} else {
 		dev_warn(&i2c->dev, "Unknown module ID 0x%x revision %d\n",
 			 id, rev + 1);
diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c
index 8077f65..e991127 100644
--- a/arch/arm/mach-s3c64xx/mach-crag6410.c
+++ b/arch/arm/mach-s3c64xx/mach-crag6410.c
@@ -19,7 +19,9 @@
 #include <linux/io.h>
 #include <linux/init.h>
 #include <linux/gpio.h>
+#include <linux/leds.h>
 #include <linux/delay.h>
+#include <linux/mmc/host.h>
 #include <linux/regulator/machine.h>
 #include <linux/regulator/fixed.h>
 #include <linux/pwm_backlight.h>
@@ -298,6 +300,7 @@
 };
 
 static struct regulator_consumer_supply wallvdd_consumers[] = {
+	REGULATOR_SUPPLY("SPKVDD", "1-001a"),
 	REGULATOR_SUPPLY("SPKVDD1", "1-001a"),
 	REGULATOR_SUPPLY("SPKVDD2", "1-001a"),
 	REGULATOR_SUPPLY("SPKVDDL", "1-001a"),
@@ -574,11 +577,19 @@
 	.frequency = 400000,
 };
 
+static struct regulator_consumer_supply pvdd_1v2_consumers[] __initdata = {
+	REGULATOR_SUPPLY("DCVDD", "spi0.0"),
+	REGULATOR_SUPPLY("AVDD", "spi0.0"),
+};
+
 static struct regulator_init_data pvdd_1v2 __initdata = {
 	.constraints = {
 		.name = "PVDD_1V2",
-		.always_on = 1,
+		.valid_ops_mask = REGULATOR_CHANGE_STATUS,
 	},
+
+	.consumer_supplies = pvdd_1v2_consumers,
+	.num_consumer_supplies = ARRAY_SIZE(pvdd_1v2_consumers),
 };
 
 static struct regulator_consumer_supply pvdd_1v8_consumers[] __initdata = {
@@ -592,6 +603,7 @@
 	REGULATOR_SUPPLY("AVDD2", "1-001a"),
 	REGULATOR_SUPPLY("DCVDD", "1-001a"),
 	REGULATOR_SUPPLY("AVDD", "1-001a"),
+	REGULATOR_SUPPLY("DBVDD", "spi0.0"),
 };
 
 static struct regulator_init_data pvdd_1v8 __initdata = {
@@ -681,6 +693,7 @@
 static struct s3c_sdhci_platdata crag6410_hsmmc2_pdata = {
 	.max_width		= 4,
 	.cd_type		= S3C_SDHCI_CD_PERMANENT,
+	.host_caps		= MMC_CAP_POWER_OFF_CARD,
 };
 
 static void crag6410_cfg_sdhci0(struct platform_device *dev, int width)
@@ -696,6 +709,55 @@
 	.max_width		= 4,
 	.cd_type		= S3C_SDHCI_CD_INTERNAL,
 	.cfg_gpio		= crag6410_cfg_sdhci0,
+	.host_caps		= MMC_CAP_POWER_OFF_CARD,
+};
+
+static const struct gpio_led gpio_leds[] = {
+	{
+		.name = "d13:green:",
+		.gpio = MMGPIO_GPIO_BASE + 0,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+	{
+		.name = "d14:green:",
+		.gpio = MMGPIO_GPIO_BASE + 1,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+	{
+		.name = "d15:green:",
+		.gpio = MMGPIO_GPIO_BASE + 2,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+	{
+		.name = "d16:green:",
+		.gpio = MMGPIO_GPIO_BASE + 3,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+	{
+		.name = "d17:green:",
+		.gpio = MMGPIO_GPIO_BASE + 4,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+	{
+		.name = "d18:green:",
+		.gpio = MMGPIO_GPIO_BASE + 5,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+	{
+		.name = "d19:green:",
+		.gpio = MMGPIO_GPIO_BASE + 6,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+	{
+		.name = "d20:green:",
+		.gpio = MMGPIO_GPIO_BASE + 7,
+		.default_state = LEDS_GPIO_DEFSTATE_ON,
+	},
+};
+
+static const struct gpio_led_platform_data gpio_leds_pdata = {
+	.leds = gpio_leds,
+	.num_leds = ARRAY_SIZE(gpio_leds),
 };
 
 static void __init crag6410_machine_init(void)
@@ -727,9 +789,12 @@
 	i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
 
 	samsung_keypad_set_platdata(&crag6410_keypad_data);
+	s3c64xx_spi0_set_platdata(&s3c64xx_spi0_pdata, 0, 1);
 
 	platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices));
 
+	gpio_led_register_device(-1, &gpio_leds_pdata);
+
 	regulator_has_full_constraints();
 
 	s3c64xx_pm_init();
diff --git a/arch/arm/mach-s5p64x0/common.c b/arch/arm/mach-s5p64x0/common.c
index 52b89a3..9143f8b 100644
--- a/arch/arm/mach-s5p64x0/common.c
+++ b/arch/arm/mach-s5p64x0/common.c
@@ -146,15 +146,12 @@
 {
 	unsigned long val;
 
-	if (!need_resched()) {
-		val = __raw_readl(S5P64X0_PWR_CFG);
-		val &= ~(0x3 << 5);
-		val |= (0x1 << 5);
-		__raw_writel(val, S5P64X0_PWR_CFG);
+	val = __raw_readl(S5P64X0_PWR_CFG);
+	val &= ~(0x3 << 5);
+	val |= (0x1 << 5);
+	__raw_writel(val, S5P64X0_PWR_CFG);
 
-		cpu_do_idle();
-	}
-	local_irq_enable();
+	cpu_do_idle();
 }
 
 /*
@@ -286,7 +283,7 @@
 	printk(KERN_INFO "S5P64X0(S5P6440/S5P6450): Initializing architecture\n");
 
 	/* set idle function */
-	pm_idle = s5p64x0_idle;
+	arm_pm_idle = s5p64x0_idle;
 
 	return device_register(&s5p64x0_dev);
 }
diff --git a/arch/arm/mach-s5p64x0/dma.c b/arch/arm/mach-s5p64x0/dma.c
index f820c07..f7f68ad 100644
--- a/arch/arm/mach-s5p64x0/dma.c
+++ b/arch/arm/mach-s5p64x0/dma.c
@@ -108,34 +108,22 @@
 	.peri_id = s5p6450_pdma_peri,
 };
 
-struct amba_device s5p64x0_device_pdma = {
-	.dev = {
-		.init_name = "dma-pl330",
-		.dma_mask = &dma_dmamask,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-	},
-	.res = {
-		.start = S5P64X0_PA_PDMA,
-		.end = S5P64X0_PA_PDMA + SZ_4K,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_DMA0, NO_IRQ},
-	.periphid = 0x00041330,
-};
+AMBA_AHB_DEVICE(s5p64x0_pdma, "dma-pl330", 0x00041330, S5P64X0_PA_PDMA,
+	{IRQ_DMA0}, NULL);
 
 static int __init s5p64x0_dma_init(void)
 {
 	if (soc_is_s5p6450()) {
 		dma_cap_set(DMA_SLAVE, s5p6450_pdma_pdata.cap_mask);
 		dma_cap_set(DMA_CYCLIC, s5p6450_pdma_pdata.cap_mask);
-		s5p64x0_device_pdma.dev.platform_data = &s5p6450_pdma_pdata;
+		s5p64x0_pdma_device.dev.platform_data = &s5p6450_pdma_pdata;
 	} else {
 		dma_cap_set(DMA_SLAVE, s5p6440_pdma_pdata.cap_mask);
 		dma_cap_set(DMA_CYCLIC, s5p6440_pdma_pdata.cap_mask);
-		s5p64x0_device_pdma.dev.platform_data = &s5p6440_pdma_pdata;
+		s5p64x0_pdma_device.dev.platform_data = &s5p6440_pdma_pdata;
 	}
 
-	amba_device_register(&s5p64x0_device_pdma, &iomem_resource);
+	amba_device_register(&s5p64x0_pdma_device, &iomem_resource);
 
 	return 0;
 }
diff --git a/arch/arm/mach-s5p64x0/include/mach/system.h b/arch/arm/mach-s5p64x0/include/mach/system.h
deleted file mode 100644
index cf26e09..0000000
--- a/arch/arm/mach-s5p64x0/include/mach/system.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/* linux/arch/arm/mach-s5p64x0/include/mach/system.h
- *
- * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com
- *
- * S5P64X0 - system support header
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H __FILE__
-
-static void arch_idle(void)
-{
-	/* nothing here yet */
-}
-
-#endif /* __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-s5pc100/common.c b/arch/arm/mach-s5pc100/common.c
index c909573..ff71e2d 100644
--- a/arch/arm/mach-s5pc100/common.c
+++ b/arch/arm/mach-s5pc100/common.c
@@ -129,14 +129,6 @@
 	}
 };
 
-static void s5pc100_idle(void)
-{
-	if (!need_resched())
-		cpu_do_idle();
-
-	local_irq_enable();
-}
-
 /*
  * s5pc100_map_io
  *
@@ -210,10 +202,6 @@
 int __init s5pc100_init(void)
 {
 	printk(KERN_INFO "S5PC100: Initializing architecture\n");
-
-	/* set idle function */
-	pm_idle = s5pc100_idle;
-
 	return device_register(&s5pc100_dev);
 }
 
diff --git a/arch/arm/mach-s5pc100/dma.c b/arch/arm/mach-s5pc100/dma.c
index c841f4d3..96b1ab3 100644
--- a/arch/arm/mach-s5pc100/dma.c
+++ b/arch/arm/mach-s5pc100/dma.c
@@ -73,21 +73,8 @@
 	.peri_id = pdma0_peri,
 };
 
-struct amba_device s5pc100_device_pdma0 = {
-	.dev = {
-		.init_name = "dma-pl330.0",
-		.dma_mask = &dma_dmamask,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-		.platform_data = &s5pc100_pdma0_pdata,
-	},
-	.res = {
-		.start = S5PC100_PA_PDMA0,
-		.end = S5PC100_PA_PDMA0 + SZ_4K,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_PDMA0, NO_IRQ},
-	.periphid = 0x00041330,
-};
+AMBA_AHB_DEVICE(s5pc100_pdma0,  "dma-pl330.0", 0x00041330, S5PC100_PA_PDMA0,
+	{IRQ_PDMA0}, &s5pc100_pdma0_pdata);
 
 u8 pdma1_peri[] = {
 	DMACH_UART0_RX,
@@ -127,31 +114,18 @@
 	.peri_id = pdma1_peri,
 };
 
-struct amba_device s5pc100_device_pdma1 = {
-	.dev = {
-		.init_name = "dma-pl330.1",
-		.dma_mask = &dma_dmamask,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-		.platform_data = &s5pc100_pdma1_pdata,
-	},
-	.res = {
-		.start = S5PC100_PA_PDMA1,
-		.end = S5PC100_PA_PDMA1 + SZ_4K,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_PDMA1, NO_IRQ},
-	.periphid = 0x00041330,
-};
+AMBA_AHB_DEVICE(s5pc100_pdma1, "dma-pl330.1", 0x00041330, S5PC100_PA_PDMA1,
+	{IRQ_PDMA1}, &s5pc100_pdma1_pdata);
 
 static int __init s5pc100_dma_init(void)
 {
 	dma_cap_set(DMA_SLAVE, s5pc100_pdma0_pdata.cap_mask);
 	dma_cap_set(DMA_CYCLIC, s5pc100_pdma0_pdata.cap_mask);
-	amba_device_register(&s5pc100_device_pdma0, &iomem_resource);
+	amba_device_register(&s5pc100_pdma0_device, &iomem_resource);
 
 	dma_cap_set(DMA_SLAVE, s5pc100_pdma1_pdata.cap_mask);
 	dma_cap_set(DMA_CYCLIC, s5pc100_pdma1_pdata.cap_mask);
-	amba_device_register(&s5pc100_device_pdma1, &iomem_resource);
+	amba_device_register(&s5pc100_pdma1_device, &iomem_resource);
 
 	return 0;
 }
diff --git a/arch/arm/mach-s5pc100/include/mach/system.h b/arch/arm/mach-s5pc100/include/mach/system.h
deleted file mode 100644
index afc96c2..0000000
--- a/arch/arm/mach-s5pc100/include/mach/system.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/* linux/arch/arm/mach-s5pc100/include/mach/system.h
- *
- * Copyright 2009 Samsung Electronics Co.
- *      Byungho Min <bhmin@samsung.com>
- *
- * S5PC100 - system implementation
- *
- * Based on mach-s3c6400/include/mach/system.h
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H __FILE__
-
-static void arch_idle(void)
-{
-	/* nothing here yet */
-}
-
-#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 2cdc42e..4c4ca1a 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -118,6 +118,10 @@
 	select S3C_DEV_I2C2
 	select S3C_DEV_RTC
 	select S3C_DEV_WDT
+	select S5P_DEV_FIMC0
+	select S5P_DEV_FIMC1
+	select S5P_DEV_FIMC2
+	select S5P_DEV_MFC
 	select SAMSUNG_DEV_IDE
 	select S5PV210_SETUP_I2C1
 	select S5PV210_SETUP_I2C2
@@ -142,6 +146,11 @@
 	select S3C_DEV_I2C2
 	select S3C_DEV_RTC
 	select S3C_DEV_WDT
+	select S5P_DEV_FIMC0
+	select S5P_DEV_FIMC1
+	select S5P_DEV_FIMC2
+	select S5P_DEV_JPEG
+	select S5P_DEV_MFC
 	select SAMSUNG_DEV_ADC
 	select SAMSUNG_DEV_BACKLIGHT
 	select SAMSUNG_DEV_IDE
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index b9ec0c3..09609d5 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -340,6 +340,11 @@
 		.enable		= s5pv210_clk_ip0_ctrl,
 		.ctrlbit	= (1 << 26),
 	}, {
+		.name		= "jpeg",
+		.parent		= &clk_hclk_dsys.clk,
+		.enable		= s5pv210_clk_ip0_ctrl,
+		.ctrlbit	= (1 << 28),
+	}, {
 		.name		= "mfc",
 		.devname	= "s5p-mfc",
 		.parent		= &clk_pclk_psys.clk,
diff --git a/arch/arm/mach-s5pv210/common.c b/arch/arm/mach-s5pv210/common.c
index 9c1bcdc..4c9e902 100644
--- a/arch/arm/mach-s5pv210/common.c
+++ b/arch/arm/mach-s5pv210/common.c
@@ -142,14 +142,6 @@
 	}
 };
 
-static void s5pv210_idle(void)
-{
-	if (!need_resched())
-		cpu_do_idle();
-
-	local_irq_enable();
-}
-
 void s5pv210_restart(char mode, const char *cmd)
 {
 	__raw_writel(0x1, S5P_SWRESET);
@@ -247,10 +239,6 @@
 int __init s5pv210_init(void)
 {
 	printk(KERN_INFO "S5PV210: Initializing architecture\n");
-
-	/* set idle function */
-	pm_idle = s5pv210_idle;
-
 	return device_register(&s5pv210_dev);
 }
 
diff --git a/arch/arm/mach-s5pv210/dma.c b/arch/arm/mach-s5pv210/dma.c
index a6113e0..f6885d2 100644
--- a/arch/arm/mach-s5pv210/dma.c
+++ b/arch/arm/mach-s5pv210/dma.c
@@ -71,21 +71,8 @@
 	.peri_id = pdma0_peri,
 };
 
-struct amba_device s5pv210_device_pdma0 = {
-	.dev = {
-		.init_name = "dma-pl330.0",
-		.dma_mask = &dma_dmamask,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-		.platform_data = &s5pv210_pdma0_pdata,
-	},
-	.res = {
-		.start = S5PV210_PA_PDMA0,
-		.end = S5PV210_PA_PDMA0 + SZ_4K,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_PDMA0, NO_IRQ},
-	.periphid = 0x00041330,
-};
+AMBA_AHB_DEVICE(s5pv210_pdma0, "dma-pl330.0", 0x00041330, S5PV210_PA_PDMA0,
+	{IRQ_PDMA0}, &s5pv210_pdma0_pdata);
 
 u8 pdma1_peri[] = {
 	DMACH_UART0_RX,
@@ -127,31 +114,18 @@
 	.peri_id = pdma1_peri,
 };
 
-struct amba_device s5pv210_device_pdma1 = {
-	.dev = {
-		.init_name = "dma-pl330.1",
-		.dma_mask = &dma_dmamask,
-		.coherent_dma_mask = DMA_BIT_MASK(32),
-		.platform_data = &s5pv210_pdma1_pdata,
-	},
-	.res = {
-		.start = S5PV210_PA_PDMA1,
-		.end = S5PV210_PA_PDMA1 + SZ_4K,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_PDMA1, NO_IRQ},
-	.periphid = 0x00041330,
-};
+AMBA_AHB_DEVICE(s5pv210_pdma1, "dma-pl330.1", 0x00041330, S5PV210_PA_PDMA1,
+	{IRQ_PDMA1}, &s5pv210_pdma1_pdata);
 
 static int __init s5pv210_dma_init(void)
 {
 	dma_cap_set(DMA_SLAVE, s5pv210_pdma0_pdata.cap_mask);
 	dma_cap_set(DMA_CYCLIC, s5pv210_pdma0_pdata.cap_mask);
-	amba_device_register(&s5pv210_device_pdma0, &iomem_resource);
+	amba_device_register(&s5pv210_pdma0_device, &iomem_resource);
 
 	dma_cap_set(DMA_SLAVE, s5pv210_pdma1_pdata.cap_mask);
 	dma_cap_set(DMA_CYCLIC, s5pv210_pdma1_pdata.cap_mask);
-	amba_device_register(&s5pv210_device_pdma1, &iomem_resource);
+	amba_device_register(&s5pv210_pdma1_device, &iomem_resource);
 
 	return 0;
 }
diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h
index 89c34b8..b7c8a19 100644
--- a/arch/arm/mach-s5pv210/include/mach/map.h
+++ b/arch/arm/mach-s5pv210/include/mach/map.h
@@ -90,6 +90,8 @@
 #define S5PV210_PA_FIMC1		0xFB300000
 #define S5PV210_PA_FIMC2		0xFB400000
 
+#define S5PV210_PA_JPEG			0xFB600000
+
 #define S5PV210_PA_SDO			0xF9000000
 #define S5PV210_PA_VP			0xF9100000
 #define S5PV210_PA_MIXER		0xF9200000
@@ -132,6 +134,8 @@
 #define S5P_PA_SYSCON			S5PV210_PA_SYSCON
 #define S5P_PA_TIMER			S5PV210_PA_TIMER
 
+#define S5P_PA_JPEG			S5PV210_PA_JPEG
+
 #define SAMSUNG_PA_ADC			S5PV210_PA_ADC
 #define SAMSUNG_PA_CFCON		S5PV210_PA_CFCON
 #define SAMSUNG_PA_KEYPAD		S5PV210_PA_KEYPAD
diff --git a/arch/arm/mach-s5pv210/include/mach/system.h b/arch/arm/mach-s5pv210/include/mach/system.h
deleted file mode 100644
index bf288ce..0000000
--- a/arch/arm/mach-s5pv210/include/mach/system.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/* linux/arch/arm/mach-s5pv210/include/mach/system.h
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * S5PV210 - system support header
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H __FILE__
-
-static void arch_idle(void)
-{
-	/* nothing here yet */
-}
-
-#endif /* __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c
index 5e734d0..a9ea64e 100644
--- a/arch/arm/mach-s5pv210/mach-aquila.c
+++ b/arch/arm/mach-s5pv210/mach-aquila.c
@@ -616,6 +616,7 @@
 	&s5p_device_fimc0,
 	&s5p_device_fimc1,
 	&s5p_device_fimc2,
+	&s5p_device_fimc_md,
 	&s5pv210_device_iis0,
 	&wm8994_fixed_voltage0,
 	&wm8994_fixed_voltage1,
diff --git a/arch/arm/mach-s5pv210/mach-smdkc110.c b/arch/arm/mach-s5pv210/mach-smdkc110.c
index b323983..dfc2923 100644
--- a/arch/arm/mach-s5pv210/mach-smdkc110.c
+++ b/arch/arm/mach-s5pv210/mach-smdkc110.c
@@ -31,6 +31,7 @@
 #include <plat/iic.h>
 #include <plat/pm.h>
 #include <plat/s5p-time.h>
+#include <plat/mfc.h>
 
 #include "common.h"
 
@@ -94,6 +95,13 @@
 	&s3c_device_i2c2,
 	&s3c_device_rtc,
 	&s3c_device_wdt,
+	&s5p_device_fimc0,
+	&s5p_device_fimc1,
+	&s5p_device_fimc2,
+	&s5p_device_fimc_md,
+	&s5p_device_mfc,
+	&s5p_device_mfc_l,
+	&s5p_device_mfc_r,
 };
 
 static struct i2c_board_info smdkc110_i2c_devs0[] __initdata = {
@@ -117,6 +125,11 @@
 	s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
 }
 
+static void __init smdkc110_reserve(void)
+{
+	s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20);
+}
+
 static void __init smdkc110_machine_init(void)
 {
 	s3c_pm_init();
@@ -145,4 +158,5 @@
 	.init_machine	= smdkc110_machine_init,
 	.timer		= &s5p_timer,
 	.restart	= s5pv210_restart,
+	.reserve	= &smdkc110_reserve,
 MACHINE_END
diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
index dff9ea7..b6c79f0 100644
--- a/arch/arm/mach-s5pv210/mach-smdkv210.c
+++ b/arch/arm/mach-s5pv210/mach-smdkv210.c
@@ -46,6 +46,7 @@
 #include <plat/s5p-time.h>
 #include <plat/backlight.h>
 #include <plat/regs-fb-v4.h>
+#include <plat/mfc.h>
 
 #include "common.h"
 
@@ -223,6 +224,14 @@
 	&s3c_device_rtc,
 	&s3c_device_ts,
 	&s3c_device_wdt,
+	&s5p_device_fimc0,
+	&s5p_device_fimc1,
+	&s5p_device_fimc2,
+	&s5p_device_fimc_md,
+	&s5p_device_jpeg,
+	&s5p_device_mfc,
+	&s5p_device_mfc_l,
+	&s5p_device_mfc_r,
 	&s5pv210_device_ac97,
 	&s5pv210_device_iis0,
 	&s5pv210_device_spdif,
@@ -282,6 +291,11 @@
 	s5p_set_timer_source(S5P_PWM2, S5P_PWM4);
 }
 
+static void __init smdkv210_reserve(void)
+{
+	s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20);
+}
+
 static void __init smdkv210_machine_init(void)
 {
 	s3c_pm_init();
@@ -319,4 +333,5 @@
 	.init_machine	= smdkv210_machine_init,
 	.timer		= &s5p_timer,
 	.restart	= s5pv210_restart,
+	.reserve	= &smdkv210_reserve,
 MACHINE_END
diff --git a/arch/arm/mach-sa1100/include/mach/system.h b/arch/arm/mach-sa1100/include/mach/system.h
deleted file mode 100644
index e17b208..0000000
--- a/arch/arm/mach-sa1100/include/mach/system.h
+++ /dev/null
@@ -1,9 +0,0 @@
-/*
- * arch/arm/mach-sa1100/include/mach/system.h
- *
- * Copyright (c) 1999 Nicolas Pitre <nico@fluxnic.net>
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c
index a851c25..6a2a7f2 100644
--- a/arch/arm/mach-shark/core.c
+++ b/arch/arm/mach-shark/core.c
@@ -149,10 +149,16 @@
 	.init		= shark_timer_init,
 };
 
+static void shark_init_early(void)
+{
+	disable_hlt();
+}
+
 MACHINE_START(SHARK, "Shark")
 	/* Maintainer: Alexander Schulz */
 	.atag_offset	= 0x3000,
 	.map_io		= shark_map_io,
+	.init_early	= shark_init_early,
 	.init_irq	= shark_init_irq,
 	.timer		= &shark_timer,
 	.dma_zone_size	= SZ_4M,
diff --git a/arch/arm/mach-shark/include/mach/system.h b/arch/arm/mach-shark/include/mach/system.h
deleted file mode 100644
index 1b2f2c5..0000000
--- a/arch/arm/mach-shark/include/mach/system.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * arch/arm/mach-shark/include/mach/system.h
- *
- * by Alexander Schulz
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-}
-
-#endif
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c
index eff8a96..068b754 100644
--- a/arch/arm/mach-shmobile/board-ag5evm.c
+++ b/arch/arm/mach-shmobile/board-ag5evm.c
@@ -30,6 +30,7 @@
 #include <linux/serial_sci.h>
 #include <linux/smsc911x.h>
 #include <linux/gpio.h>
+#include <linux/videodev2.h>
 #include <linux/input.h>
 #include <linux/input/sh_keysc.h>
 #include <linux/mmc/host.h>
@@ -37,7 +38,6 @@
 #include <linux/mmc/sh_mobile_sdhi.h>
 #include <linux/mfd/tmio.h>
 #include <linux/sh_clk.h>
-#include <linux/dma-mapping.h>
 #include <video/sh_mobile_lcdc.h>
 #include <video/sh_mipi_dsi.h>
 #include <sound/sh_fsi.h>
@@ -159,19 +159,12 @@
 	},
 };
 
-static struct sh_mmcif_dma sh_mmcif_dma = {
-	.chan_priv_rx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_RX,
-	},
-	.chan_priv_tx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_TX,
-	},
-};
 static struct sh_mmcif_plat_data sh_mmcif_platdata = {
 	.sup_pclk	= 0,
 	.ocr		= MMC_VDD_165_195,
 	.caps		= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
-	.dma		= &sh_mmcif_dma,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device mmc_device = {
@@ -321,12 +314,11 @@
 	},
 };
 
-#define DSI0PHYCR	0xe615006c
 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
 				 void __iomem *base,
 				 int enable)
 {
-	struct clk *pck;
+	struct clk *pck, *phy;
 	int ret;
 
 	pck = clk_get(&pdev->dev, "dsip_clk");
@@ -335,18 +327,27 @@
 		goto sh_mipi_set_dot_clock_pck_err;
 	}
 
+	phy = clk_get(&pdev->dev, "dsiphy_clk");
+	if (IS_ERR(phy)) {
+		ret = PTR_ERR(phy);
+		goto sh_mipi_set_dot_clock_phy_err;
+	}
+
 	if (enable) {
 		clk_set_rate(pck, clk_round_rate(pck,  24000000));
-		__raw_writel(0x2a809010, DSI0PHYCR);
+		clk_set_rate(phy, clk_round_rate(pck, 510000000));
 		clk_enable(pck);
+		clk_enable(phy);
 	} else {
 		clk_disable(pck);
+		clk_disable(phy);
 	}
 
 	ret = 0;
 
+	clk_put(phy);
+sh_mipi_set_dot_clock_phy_err:
 	clk_put(pck);
-
 sh_mipi_set_dot_clock_pck_err:
 	return ret;
 }
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 2ac08b2..cdbbf29 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -295,15 +295,6 @@
 	},
 };
 
-static struct sh_mmcif_dma sh_mmcif_dma = {
-	.chan_priv_rx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_RX,
-	},
-	.chan_priv_tx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_TX,
-	},
-};
-
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
 	.sup_pclk	= 0,
 	.ocr		= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
@@ -311,7 +302,8 @@
 			  MMC_CAP_8_BIT_DATA |
 			  MMC_CAP_NEEDS_POLL,
 	.get_cd		= slot_cn7_get_cd,
-	.dma		= &sh_mmcif_dma,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device sh_mmcif_device = {
diff --git a/arch/arm/mach-shmobile/board-kota2.c b/arch/arm/mach-shmobile/board-kota2.c
index 857ceee..c8e7ca2 100644
--- a/arch/arm/mach-shmobile/board-kota2.c
+++ b/arch/arm/mach-shmobile/board-kota2.c
@@ -143,11 +143,10 @@
 static struct gpio_keys_platform_data gpio_key_info = {
 	.buttons        = gpio_buttons,
 	.nbuttons       = ARRAY_SIZE(gpio_buttons),
-	.poll_interval  = 250, /* polled for now */
 };
 
 static struct platform_device gpio_keys_device = {
-	.name   = "gpio-keys-polled", /* polled for now */
+	.name   = "gpio-keys",
 	.id     = -1,
 	.dev    = {
 		.platform_data  = &gpio_key_info,
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 28d6d1f..b05a5c0 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -43,7 +43,6 @@
 #include <linux/smsc911x.h>
 #include <linux/sh_intc.h>
 #include <linux/tca6416_keypad.h>
-#include <linux/usb/r8a66597.h>
 #include <linux/usb/renesas_usbhs.h>
 #include <linux/dma-mapping.h>
 
@@ -145,11 +144,6 @@
  * 1-2 short | VBUS 5V       | Host
  * open      | external VBUS | Function
  *
- * *1
- * CN31 is used as
- * CONFIG_USB_R8A66597_HCD	Host
- * CONFIG_USB_RENESAS_USBHS	Function
- *
  * CAUTION
  *
  * renesas_usbhs driver can use external interrupt mode
@@ -161,15 +155,6 @@
  * mackerel can not use external interrupt (IRQ7-PORT167) mode on "USB0",
  * because Touchscreen is using IRQ7-PORT40.
  * It is impossible to use IRQ7 demux on this board.
- *
- * We can use external interrupt mode USB-Function on "USB1".
- * USB1 can become Host by r8a66597, and become Function by renesas_usbhs.
- * But don't select both drivers in same time.
- * These uses same IRQ number for request_irq(), and aren't supporting
- * IRQF_SHARED / IORESOURCE_IRQ_SHAREABLE.
- *
- * Actually these are old/new version of USB driver.
- * This mean its register will be broken if it supports shared IRQ,
  */
 
 /*
@@ -208,6 +193,16 @@
  */
 
 /*
+ * FSI - AK4642
+ *
+ * it needs amixer settings for playing
+ *
+ * amixer set "Headphone" on
+ * amixer set "HPOUTL Mixer DACH" on
+ * amixer set "HPOUTR Mixer DACH" on
+ */
+
+/*
  * FIXME !!
  *
  * gpio_no_direction
@@ -676,51 +671,16 @@
  * Use J30 to select between Host and Function. This setting
  * can however not be detected by software. Hotplug of USBHS1
  * is provided via IRQ8.
+ *
+ * Current USB1 works as "USB Host".
+ *  - set J30 "short"
+ *
+ * If you want to use it as "USB gadget",
+ *  - J30 "open"
+ *  - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
+ *  - add .get_vbus = usbhs_get_vbus in usbhs1_private
  */
 #define IRQ8 evt2irq(0x0300)
-
-/* USBHS1 USB Host support via r8a66597_hcd */
-static void usb1_host_port_power(int port, int power)
-{
-	if (!power) /* only power-on is supported for now */
-		return;
-
-	/* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
-	__raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
-}
-
-static struct r8a66597_platdata usb1_host_data = {
-	.on_chip	= 1,
-	.port_power	= usb1_host_port_power,
-};
-
-static struct resource usb1_host_resources[] = {
-	[0] = {
-		.name	= "USBHS1",
-		.start	= 0xe68b0000,
-		.end	= 0xe68b00e6 - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= evt2irq(0x1ce0) /* USB1_USB1I0 */,
-		.flags	= IORESOURCE_IRQ,
-	},
-};
-
-static struct platform_device usb1_host_device = {
-	.name	= "r8a66597_hcd",
-	.id	= 1,
-	.dev = {
-		.dma_mask		= NULL,         /*  not use dma */
-		.coherent_dma_mask	= 0xffffffff,
-		.platform_data		= &usb1_host_data,
-	},
-	.num_resources	= ARRAY_SIZE(usb1_host_resources),
-	.resource	= usb1_host_resources,
-};
-
-/* USBHS1 USB Function support via renesas_usbhs */
-
 #define USB_PHY_MODE		(1 << 4)
 #define USB_PHY_INT_EN		((1 << 3) | (1 << 2))
 #define USB_PHY_ON		(1 << 1)
@@ -776,7 +736,7 @@
 
 static int usbhs1_get_id(struct platform_device *pdev)
 {
-	return USBHS_GADGET;
+	return USBHS_HOST;
 }
 
 static u32 usbhs1_pipe_cfg[] = {
@@ -807,7 +767,6 @@
 			.hardware_exit	= usbhs1_hardware_exit,
 			.get_id		= usbhs1_get_id,
 			.phy_reset	= usbhs_phy_reset,
-			.get_vbus	= usbhs_get_vbus,
 		},
 		.driver_param = {
 			.buswait_bwait	= 4,
@@ -1182,15 +1141,6 @@
 	},
 };
 
-static struct sh_mmcif_dma sh_mmcif_dma = {
-	.chan_priv_rx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_RX,
-	},
-	.chan_priv_tx	= {
-		.slave_id	= SHDMA_SLAVE_MMCIF_TX,
-	},
-};
-
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
 	.sup_pclk	= 0,
 	.ocr		= MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
@@ -1198,7 +1148,8 @@
 			  MMC_CAP_8_BIT_DATA |
 			  MMC_CAP_NEEDS_POLL,
 	.get_cd		= slot_cn7_get_cd,
-	.dma		= &sh_mmcif_dma,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device sh_mmcif_device = {
@@ -1309,7 +1260,6 @@
 	&nor_flash_device,
 	&smc911x_device,
 	&lcdc_device,
-	&usb1_host_device,
 	&usbhs1_device,
 	&usbhs0_device,
 	&leds_device,
@@ -1471,9 +1421,6 @@
 	gpio_pull_down(GPIO_PORT167CR); /* VBUS0_1 pull down */
 	gpio_request(GPIO_FN_IDIN_1_113, NULL);
 
-	/* USB phy tweak to make the r8a66597_hcd host driver work */
-	__raw_writew(0x8a0a, 0xe6058130);       /* USBCR4 */
-
 	/* enable FSI2 port A (ak4643) */
 	gpio_request(GPIO_FN_FSIAIBT,	NULL);
 	gpio_request(GPIO_FN_FSIAILR,	NULL);
diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c
index afbead6..7727cca 100644
--- a/arch/arm/mach-shmobile/clock-sh73a0.c
+++ b/arch/arm/mach-shmobile/clock-sh73a0.c
@@ -365,6 +365,114 @@
 			dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3),
 };
 
+/* DSI DIV */
+static unsigned long dsiphy_recalc(struct clk *clk)
+{
+	u32 value;
+
+	value = __raw_readl(clk->mapping->base);
+
+	/* FIXME */
+	if (!(value & 0x000B8000))
+		return clk->parent->rate;
+
+	value &= 0x3f;
+	value += 1;
+
+	if ((value < 12) ||
+	    (value > 33)) {
+		pr_err("DSIPHY has wrong value (%d)", value);
+		return 0;
+	}
+
+	return clk->parent->rate / value;
+}
+
+static long dsiphy_round_rate(struct clk *clk, unsigned long rate)
+{
+	return clk_rate_mult_range_round(clk, 12, 33, rate);
+}
+
+static void dsiphy_disable(struct clk *clk)
+{
+	u32 value;
+
+	value = __raw_readl(clk->mapping->base);
+	value &= ~0x000B8000;
+
+	__raw_writel(value , clk->mapping->base);
+}
+
+static int dsiphy_enable(struct clk *clk)
+{
+	u32 value;
+	int multi;
+
+	value = __raw_readl(clk->mapping->base);
+	multi = (value & 0x3f) + 1;
+
+	if ((multi < 12) || (multi > 33))
+		return -EIO;
+
+	__raw_writel(value | 0x000B8000, clk->mapping->base);
+
+	return 0;
+}
+
+static int dsiphy_set_rate(struct clk *clk, unsigned long rate)
+{
+	u32 value;
+	int idx;
+
+	idx = rate / clk->parent->rate;
+	if ((idx < 12) || (idx > 33))
+		return -EINVAL;
+
+	idx += -1;
+
+	value = __raw_readl(clk->mapping->base);
+	value = (value & ~0x3f) + idx;
+
+	__raw_writel(value, clk->mapping->base);
+
+	return 0;
+}
+
+static struct clk_ops dsiphy_clk_ops = {
+	.recalc		= dsiphy_recalc,
+	.round_rate	= dsiphy_round_rate,
+	.set_rate	= dsiphy_set_rate,
+	.enable		= dsiphy_enable,
+	.disable	= dsiphy_disable,
+};
+
+static struct clk_mapping dsi0phy_clk_mapping = {
+	.phys	= DSI0PHYCR,
+	.len	= 4,
+};
+
+static struct clk_mapping dsi1phy_clk_mapping = {
+	.phys	= DSI1PHYCR,
+	.len	= 4,
+};
+
+static struct clk dsi0phy_clk = {
+	.ops		= &dsiphy_clk_ops,
+	.parent		= &div6_clks[DIV6_DSI0P], /* late install */
+	.mapping	= &dsi0phy_clk_mapping,
+};
+
+static struct clk dsi1phy_clk = {
+	.ops		= &dsiphy_clk_ops,
+	.parent		= &div6_clks[DIV6_DSI1P], /* late install */
+	.mapping	= &dsi1phy_clk_mapping,
+};
+
+static struct clk *late_main_clks[] = {
+	&dsi0phy_clk,
+	&dsi1phy_clk,
+};
+
 enum { MSTP001,
 	MSTP129, MSTP128, MSTP127, MSTP126, MSTP125, MSTP118, MSTP116, MSTP100,
 	MSTP219,
@@ -429,6 +537,8 @@
 	CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
 	CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
 	CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
+	CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.0", &dsi0phy_clk),
+	CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.1", &dsi1phy_clk),
 
 	/* MSTP32 clocks */
 	CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */
@@ -504,6 +614,9 @@
 	if (!ret)
 		ret = sh_clk_mstp32_register(mstp_clks, MSTP_NR);
 
+	for (k = 0; !ret && (k < ARRAY_SIZE(late_main_clks)); k++)
+		ret = clk_register(late_main_clks[k]);
+
 	clkdev_add_table(lookups, ARRAY_SIZE(lookups));
 
 	if (!ret)
diff --git a/arch/arm/mach-shmobile/include/mach/sh73a0.h b/arch/arm/mach-shmobile/include/mach/sh73a0.h
index 881d515..cad5757 100644
--- a/arch/arm/mach-shmobile/include/mach/sh73a0.h
+++ b/arch/arm/mach-shmobile/include/mach/sh73a0.h
@@ -515,8 +515,8 @@
 	SHDMA_SLAVE_MMCIF_RX,
 };
 
-/* PINT interrupts are located at Linux IRQ 768 and up */
-#define SH73A0_PINT0_IRQ(irq) ((irq) + 768)
-#define SH73A0_PINT1_IRQ(irq) ((irq) + 800)
+/* PINT interrupts are located at Linux IRQ 800 and up */
+#define SH73A0_PINT0_IRQ(irq) ((irq) + 800)
+#define SH73A0_PINT1_IRQ(irq) ((irq) + 832)
 
 #endif /* __ASM_SH73A0_H__ */
diff --git a/arch/arm/mach-shmobile/include/mach/system.h b/arch/arm/mach-shmobile/include/mach/system.h
index 956ac18..3bbcb3f 100644
--- a/arch/arm/mach-shmobile/include/mach/system.h
+++ b/arch/arm/mach-shmobile/include/mach/system.h
@@ -1,11 +1,6 @@
 #ifndef __ASM_ARCH_SYSTEM_H
 #define __ASM_ARCH_SYSTEM_H
 
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
 static inline void arch_reset(char mode, const char *cmd)
 {
 	soft_restart(0);
diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c
index 1eda6b0..9857595 100644
--- a/arch/arm/mach-shmobile/intc-sh73a0.c
+++ b/arch/arm/mach-shmobile/intc-sh73a0.c
@@ -19,6 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
+#include <linux/module.h>
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/sh_intc.h>
@@ -445,6 +446,7 @@
 		setup_irq(gic_spi(1 + k), &sh73a0_irq_pin_cascade[k]);
 
 		n = intcs_evt2irq(to_intc_vect(gic_spi(1 + k)));
+		WARN_ON(irq_alloc_desc_at(n, numa_node_id()) != n);
 		irq_set_chip_and_handler_name(n, &intca_gic_irq_chip,
 					      handle_level_irq, "level");
 		set_irq_flags(n, IRQF_VALID); /* yuck */
diff --git a/arch/arm/mach-shmobile/pfc-r8a7779.c b/arch/arm/mach-shmobile/pfc-r8a7779.c
index 963532f..d14c9b0 100644
--- a/arch/arm/mach-shmobile/pfc-r8a7779.c
+++ b/arch/arm/mach-shmobile/pfc-r8a7779.c
@@ -2120,7 +2120,7 @@
 	    FN_AUDATA3, 0, 0, 0 }
 	},
 	{ PINMUX_CFG_REG_VAR("IPSR4", 0xfffc0030, 32,
-			     3, 1, 1, 1, 1, 1, 1, 3, 3, 1,
+			     3, 1, 1, 1, 1, 1, 1, 3, 3,
 			     1, 1, 1, 1, 1, 1, 3, 3, 3, 2) {
 	    /* IP4_31_29 [3] */
 	    FN_DU1_DB0, FN_VI2_DATA4_VI2_B4, FN_SCL2_B, FN_SD3_DAT0,
diff --git a/arch/arm/mach-shmobile/pfc-sh7372.c b/arch/arm/mach-shmobile/pfc-sh7372.c
index 1bd6585..336093f 100644
--- a/arch/arm/mach-shmobile/pfc-sh7372.c
+++ b/arch/arm/mach-shmobile/pfc-sh7372.c
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/gpio.h>
+#include <mach/irqs.h>
 #include <mach/sh7372.h>
 
 #define CPU_ALL_PORT(fn, pfx, sfx) \
@@ -1594,6 +1595,43 @@
 	{ },
 };
 
+#define EXT_IRQ16L(n) evt2irq(0x200 + ((n) << 5))
+#define EXT_IRQ16H(n) evt2irq(0x3200 + (((n) - 16) << 5))
+static struct pinmux_irq pinmux_irqs[] = {
+	PINMUX_IRQ(EXT_IRQ16L(0), PORT6_FN0, PORT162_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(1), PORT12_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(2), PORT4_FN0, PORT5_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(3), PORT8_FN0, PORT16_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(4), PORT17_FN0, PORT163_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(5), PORT18_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(6), PORT39_FN0, PORT164_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(7), PORT40_FN0, PORT167_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(8), PORT41_FN0, PORT168_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(9), PORT42_FN0, PORT169_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(10), PORT65_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(11), PORT67_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(12), PORT80_FN0, PORT137_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(13), PORT81_FN0, PORT145_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(14), PORT82_FN0, PORT146_FN0),
+	PINMUX_IRQ(EXT_IRQ16L(15), PORT83_FN0, PORT147_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(16), PORT84_FN0, PORT170_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(17), PORT85_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(18), PORT86_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(19), PORT87_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(20), PORT92_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(21), PORT93_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(22), PORT94_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(23), PORT95_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(24), PORT112_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(25), PORT119_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(26), PORT121_FN0, PORT172_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(27), PORT122_FN0, PORT180_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(28), PORT123_FN0, PORT181_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(29), PORT129_FN0, PORT182_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(30), PORT130_FN0, PORT183_FN0),
+	PINMUX_IRQ(EXT_IRQ16H(31), PORT138_FN0, PORT184_FN0),
+};
+
 static struct pinmux_info sh7372_pinmux_info = {
 	.name = "sh7372_pfc",
 	.reserved_id = PINMUX_RESERVED,
@@ -1614,6 +1652,9 @@
 
 	.gpio_data = pinmux_data,
 	.gpio_data_size = ARRAY_SIZE(pinmux_data),
+
+	.gpio_irq = pinmux_irqs,
+	.gpio_irq_size = ARRAY_SIZE(pinmux_irqs),
 };
 
 void sh7372_pinmux_init(void)
diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c
index 0d159d6..2d0d421 100644
--- a/arch/arm/mach-shmobile/smp-sh73a0.c
+++ b/arch/arm/mach-shmobile/smp-sh73a0.c
@@ -80,7 +80,7 @@
 	/* enable cache coherency */
 	modify_scu_cpu_psr(0, 3 << (cpu * 8));
 
-	if (((__raw_readw(__io(PSTR)) >> (4 * cpu)) & 3) == 3)
+	if (((__raw_readl(__io(PSTR)) >> (4 * cpu)) & 3) == 3)
 		__raw_writel(1 << cpu, __io(WUPCR));	/* wake up */
 	else
 		__raw_writel(1 << cpu, __io(SRESCR));	/* reset */
diff --git a/arch/arm/mach-spear3xx/include/mach/system.h b/arch/arm/mach-spear3xx/include/mach/system.h
deleted file mode 100644
index 92cee63..0000000
--- a/arch/arm/mach-spear3xx/include/mach/system.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * arch/arm/mach-spear3xx/include/mach/system.h
- *
- * SPEAr3xx Machine family specific architecture functions
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __MACH_SYSTEM_H
-#define __MACH_SYSTEM_H
-
-#include <plat/system.h>
-
-#endif /* __MACH_SYSTEM_H */
diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c
index a5e46b4..9da50e281 100644
--- a/arch/arm/mach-spear3xx/spear300.c
+++ b/arch/arm/mach-spear3xx/spear300.c
@@ -430,18 +430,8 @@
 	.irq_base	= SPEAR300_GPIO1_INT_BASE,
 };
 
-struct amba_device spear300_gpio1_device = {
-	.dev = {
-		.init_name = "gpio1",
-		.platform_data = &gpio1_plat_data,
-	},
-	.res = {
-		.start = SPEAR300_GPIO_BASE,
-		.end = SPEAR300_GPIO_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {SPEAR300_VIRQ_GPIO1, NO_IRQ},
-};
+AMBA_APB_DEVICE(spear300_gpio1, "gpio1", 0, SPEAR300_GPIO_BASE,
+	{SPEAR300_VIRQ_GPIO1}, &gpio1_plat_data);
 
 /* spear300 routines */
 void __init spear300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c
index 10af45d..b1733c3 100644
--- a/arch/arm/mach-spear3xx/spear3xx.c
+++ b/arch/arm/mach-spear3xx/spear3xx.c
@@ -28,31 +28,12 @@
 	.irq_base	= SPEAR3XX_GPIO_INT_BASE,
 };
 
-struct amba_device spear3xx_gpio_device = {
-	.dev = {
-		.init_name = "gpio",
-		.platform_data = &gpio_plat_data,
-	},
-	.res = {
-		.start = SPEAR3XX_ICM3_GPIO_BASE,
-		.end = SPEAR3XX_ICM3_GPIO_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {SPEAR3XX_IRQ_BASIC_GPIO, NO_IRQ},
-};
+AMBA_APB_DEVICE(spear3xx_gpio, "gpio", 0, SPEAR3XX_ICM3_GPIO_BASE,
+	{SPEAR3XX_IRQ_BASIC_GPIO}, &gpio_plat_data);
 
 /* uart device registration */
-struct amba_device spear3xx_uart_device = {
-	.dev = {
-		.init_name = "uart",
-	},
-	.res = {
-		.start = SPEAR3XX_ICM1_UART_BASE,
-		.end = SPEAR3XX_ICM1_UART_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {SPEAR3XX_IRQ_UART, NO_IRQ},
-};
+AMBA_APB_DEVICE(spear3xx_uart, "uart", 0, SPEAR3XX_ICM1_UART_BASE,
+	{SPEAR3XX_IRQ_UART}, NULL);
 
 /* Do spear3xx familiy common initialization part here */
 void __init spear3xx_init(void)
diff --git a/arch/arm/mach-spear6xx/include/mach/system.h b/arch/arm/mach-spear6xx/include/mach/system.h
deleted file mode 100644
index 0b1d2be..0000000
--- a/arch/arm/mach-spear6xx/include/mach/system.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * arch/arm/mach-spear6xx/include/mach/system.h
- *
- * SPEAr6xx Machine family specific architecture functions
- *
- * Copyright (C) 2009 ST Microelectronics
- * Rajeev Kumar<rajeev-dlh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __MACH_SYSTEM_H
-#define __MACH_SYSTEM_H
-
-#include <plat/system.h>
-
-#endif	/* __MACH_SYSTEM_H */
diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c
index e0f6628..b997b1b 100644
--- a/arch/arm/mach-spear6xx/spear6xx.c
+++ b/arch/arm/mach-spear6xx/spear6xx.c
@@ -34,7 +34,7 @@
 			.end = SPEAR6XX_ICM1_UART0_BASE + SZ_4K - 1,
 			.flags = IORESOURCE_MEM,
 		},
-		.irq = {IRQ_UART_0, NO_IRQ},
+		.irq = {IRQ_UART_0},
 	}, {
 		.dev = {
 			.init_name = "uart1",
@@ -44,7 +44,7 @@
 			.end = SPEAR6XX_ICM1_UART1_BASE + SZ_4K - 1,
 			.flags = IORESOURCE_MEM,
 		},
-		.irq = {IRQ_UART_1, NO_IRQ},
+		.irq = {IRQ_UART_1},
 	}
 };
 
@@ -73,7 +73,7 @@
 			.end = SPEAR6XX_CPU_GPIO_BASE + SZ_4K - 1,
 			.flags = IORESOURCE_MEM,
 		},
-		.irq = {IRQ_LOCAL_GPIO, NO_IRQ},
+		.irq = {IRQ_LOCAL_GPIO},
 	}, {
 		.dev = {
 			.init_name = "gpio1",
@@ -84,7 +84,7 @@
 			.end = SPEAR6XX_ICM3_GPIO_BASE + SZ_4K - 1,
 			.flags = IORESOURCE_MEM,
 		},
-		.irq = {IRQ_BASIC_GPIO, NO_IRQ},
+		.irq = {IRQ_BASIC_GPIO},
 	}, {
 		.dev = {
 			.init_name = "gpio2",
@@ -95,7 +95,7 @@
 			.end = SPEAR6XX_ICM2_GPIO_BASE + SZ_4K - 1,
 			.flags = IORESOURCE_MEM,
 		},
-		.irq = {IRQ_APPL_GPIO, NO_IRQ},
+		.irq = {IRQ_APPL_GPIO},
 	}
 };
 
diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c
index 7a95e0b..e20b419 100644
--- a/arch/arm/mach-tegra/board-dt-tegra20.c
+++ b/arch/arm/mach-tegra/board-dt-tegra20.c
@@ -131,11 +131,7 @@
 }
 
 static const char *tegra20_dt_board_compat[] = {
-	"compulab,trimslice",
-	"nvidia,harmony",
-	"compal,paz00",
-	"nvidia,seaboard",
-	"nvidia,ventana",
+	"nvidia,tegra20",
 	NULL
 };
 
diff --git a/arch/arm/mach-tegra/board-dt-tegra30.c b/arch/arm/mach-tegra/board-dt-tegra30.c
index 3c197e2..6db4df2 100644
--- a/arch/arm/mach-tegra/board-dt-tegra30.c
+++ b/arch/arm/mach-tegra/board-dt-tegra30.c
@@ -47,7 +47,7 @@
 }
 
 static const char *tegra30_dt_board_compat[] = {
-	"nvidia,cardhu",
+	"nvidia,tegra30",
 	NULL
 };
 
diff --git a/arch/arm/mach-tegra/board-harmony-power.c b/arch/arm/mach-tegra/board-harmony-power.c
index 21d1285..c0298b3 100644
--- a/arch/arm/mach-tegra/board-harmony-power.c
+++ b/arch/arm/mach-tegra/board-harmony-power.c
@@ -36,13 +36,14 @@
 
 static struct regulator_init_data ldo0_data = {
 	.constraints = {
-		.min_uV = 1250 * 1000,
+		.min_uV = 3300 * 1000,
 		.max_uV = 3300 * 1000,
 		.valid_modes_mask = (REGULATOR_MODE_NORMAL |
 				     REGULATOR_MODE_STANDBY),
 		.valid_ops_mask = (REGULATOR_CHANGE_MODE |
 				   REGULATOR_CHANGE_STATUS |
 				   REGULATOR_CHANGE_VOLTAGE),
+		.apply_uV = 1,
 	},
 	.num_consumer_supplies = ARRAY_SIZE(tps658621_ldo0_supply),
 	.consumer_supplies = tps658621_ldo0_supply,
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index a2eb901..2db20da 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -27,7 +27,6 @@
 #include <asm/hardware/gic.h>
 
 #include <mach/iomap.h>
-#include <mach/system.h>
 
 #include "board.h"
 #include "clock.h"
@@ -96,6 +95,8 @@
 #ifdef CONFIG_ARCH_TEGRA_2x_SOC
 void __init tegra20_init_early(void)
 {
+	disable_hlt();  /* idle WFI usage needs to be confirmed */
+
 	tegra_init_fuse();
 	tegra2_init_clocks();
 	tegra_clk_init_from_table(tegra20_clk_init_table);
diff --git a/arch/arm/mach-tegra/include/mach/system.h b/arch/arm/mach-tegra/include/mach/system.h
deleted file mode 100644
index a312988..0000000
--- a/arch/arm/mach-tegra/include/mach/system.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * arch/arm/mach-tegra/include/mach/system.h
- *
- * Copyright (C) 2010 Google, Inc.
- *
- * Author:
- *	Colin Cross <ccross@google.com>
- *	Erik Gilling <konkers@google.com>
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- */
-
-#ifndef __MACH_TEGRA_SYSTEM_H
-#define __MACH_TEGRA_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-}
-
-#endif
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index b4c6926..b986560 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -94,19 +94,9 @@
 #endif
 };
 
-static struct amba_device uart0_device = {
-	.dev = {
-		.coherent_dma_mask = ~0,
-		.init_name = "uart0", /* Slow device at 0x3000 offset */
-		.platform_data = &uart0_plat_data,
-	},
-	.res = {
-		.start = U300_UART0_BASE,
-		.end   = U300_UART0_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = { IRQ_U300_UART0, NO_IRQ },
-};
+/* Slow device at 0x3000 offset */
+static AMBA_APB_DEVICE(uart0, "uart0", 0, U300_UART0_BASE,
+	{ IRQ_U300_UART0 }, &uart0_plat_data);
 
 /* The U335 have an additional UART1 on the APP CPU */
 #ifdef CONFIG_MACH_U300_BS335
@@ -118,71 +108,28 @@
 #endif
 };
 
-static struct amba_device uart1_device = {
-	.dev = {
-		.coherent_dma_mask = ~0,
-		.init_name = "uart1", /* Fast device at 0x7000 offset */
-		.platform_data = &uart1_plat_data,
-	},
-	.res = {
-		.start = U300_UART1_BASE,
-		.end   = U300_UART1_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = { IRQ_U300_UART1, NO_IRQ },
-};
+/* Fast device at 0x7000 offset */
+static AMBA_APB_DEVICE(uart1, "uart1", 0, U300_UART1_BASE,
+	{ IRQ_U300_UART1 }, &uart1_plat_data);
 #endif
 
-static struct amba_device pl172_device = {
-	.dev = {
-		.init_name = "pl172", /* AHB device at 0x4000 offset */
-		.platform_data = NULL,
-	},
-	.res = {
-		.start = U300_EMIF_CFG_BASE,
-		.end   = U300_EMIF_CFG_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-};
+/* AHB device at 0x4000 offset */
+static AMBA_APB_DEVICE(pl172, "pl172", 0, U300_EMIF_CFG_BASE, { }, NULL);
 
 
 /*
  * Everything within this next ifdef deals with external devices connected to
  * the APP SPI bus.
  */
-static struct amba_device pl022_device = {
-	.dev = {
-		.coherent_dma_mask = ~0,
-		.init_name = "pl022", /* Fast device at 0x6000 offset */
-	},
-	.res = {
-		.start = U300_SPI_BASE,
-		.end   = U300_SPI_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_U300_SPI, NO_IRQ },
-	/*
-	 * This device has a DMA channel but the Linux driver does not use
-	 * it currently.
-	 */
-};
+/* Fast device at 0x6000 offset */
+static AMBA_APB_DEVICE(pl022, "pl022", 0, U300_SPI_BASE,
+	{ IRQ_U300_SPI }, NULL);
 
-static struct amba_device mmcsd_device = {
-	.dev = {
-		.init_name = "mmci", /* Fast device at 0x1000 offset */
-		.platform_data = NULL, /* Added later */
-	},
-	.res = {
-		.start = U300_MMCSD_BASE,
-		.end   = U300_MMCSD_BASE + SZ_4K - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	.irq = {IRQ_U300_MMCSD_MCIINTR0, IRQ_U300_MMCSD_MCIINTR1 },
-	/*
-	 * This device has a DMA channel but the Linux driver does not use
-	 * it currently.
-	 */
-};
+/* Fast device at 0x1000 offset */
+#define U300_MMCSD_IRQS	{ IRQ_U300_MMCSD_MCIINTR0, IRQ_U300_MMCSD_MCIINTR1 }
+
+static AMBA_APB_DEVICE(mmcsd, "mmci", 0, U300_MMCSD_BASE,
+	U300_MMCSD_IRQS, NULL);
 
 /*
  * The order of device declaration may be important, since some devices
diff --git a/arch/arm/mach-u300/include/mach/system.h b/arch/arm/mach-u300/include/mach/system.h
deleted file mode 100644
index 574d46e..0000000
--- a/arch/arm/mach-u300/include/mach/system.h
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- *
- * arch/arm/mach-u300/include/mach/system.h
- *
- *
- * Copyright (C) 2007-2009 ST-Ericsson AB
- * License terms: GNU General Public License (GPL) version 2
- * System shutdown and reset functions.
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- */
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig
index 52af004..c59e8b8 100644
--- a/arch/arm/mach-ux500/Kconfig
+++ b/arch/arm/mach-ux500/Kconfig
@@ -5,7 +5,7 @@
 	default y
 	select ARM_GIC
 	select HAS_MTU
-	select ARM_ERRATA_753970
+	select PL310_ERRATA_753970
 	select ARM_ERRATA_754322
 	select ARM_ERRATA_764369
 
diff --git a/arch/arm/mach-ux500/devices-common.c b/arch/arm/mach-ux500/devices-common.c
index c563e54..898a645 100644
--- a/arch/arm/mach-ux500/devices-common.c
+++ b/arch/arm/mach-ux500/devices-common.c
@@ -26,29 +26,22 @@
 	struct amba_device *dev;
 	int ret;
 
-	dev = kzalloc(sizeof *dev, GFP_KERNEL);
+	dev = amba_device_alloc(name, base, SZ_4K);
 	if (!dev)
 		return ERR_PTR(-ENOMEM);
 
-	dev->dev.init_name = name;
-
-	dev->res.start = base;
-	dev->res.end = base + SZ_4K - 1;
-	dev->res.flags = IORESOURCE_MEM;
-
 	dev->dma_mask = DMA_BIT_MASK(32);
 	dev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
 
 	dev->irq[0] = irq;
-	dev->irq[1] = NO_IRQ;
 
 	dev->periphid = periphid;
 
 	dev->dev.platform_data = pdata;
 
-	ret = amba_device_register(dev, &iomem_resource);
+	ret = amba_device_add(dev, &iomem_resource);
 	if (ret) {
-		kfree(dev);
+		amba_device_put(dev);
 		return ERR_PTR(ret);
 	}
 
diff --git a/arch/arm/mach-ux500/include/mach/system.h b/arch/arm/mach-ux500/include/mach/system.h
deleted file mode 100644
index 258e5c9..0000000
--- a/arch/arm/mach-ux500/include/mach/system.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 2009 ST-Ericsson.
- *
- * This file is licensed under  the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 02b7b93..4f352e4 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -582,58 +582,58 @@
 	.num_chipselect = 1,
 };
 
-#define AACI_IRQ	{ IRQ_AACI, NO_IRQ }
+#define AACI_IRQ	{ IRQ_AACI }
 #define MMCI0_IRQ	{ IRQ_MMCI0A,IRQ_SIC_MMCI0B }
-#define KMI0_IRQ	{ IRQ_SIC_KMI0, NO_IRQ }
-#define KMI1_IRQ	{ IRQ_SIC_KMI1, NO_IRQ }
+#define KMI0_IRQ	{ IRQ_SIC_KMI0 }
+#define KMI1_IRQ	{ IRQ_SIC_KMI1 }
 
 /*
  * These devices are connected directly to the multi-layer AHB switch
  */
-#define SMC_IRQ		{ NO_IRQ, NO_IRQ }
-#define MPMC_IRQ	{ NO_IRQ, NO_IRQ }
-#define CLCD_IRQ	{ IRQ_CLCDINT, NO_IRQ }
-#define DMAC_IRQ	{ IRQ_DMAINT, NO_IRQ }
+#define SMC_IRQ		{ }
+#define MPMC_IRQ	{ }
+#define CLCD_IRQ	{ IRQ_CLCDINT }
+#define DMAC_IRQ	{ IRQ_DMAINT }
 
 /*
  * These devices are connected via the core APB bridge
  */
-#define SCTL_IRQ	{ NO_IRQ, NO_IRQ }
-#define WATCHDOG_IRQ	{ IRQ_WDOGINT, NO_IRQ }
-#define GPIO0_IRQ	{ IRQ_GPIOINT0, NO_IRQ }
-#define GPIO1_IRQ	{ IRQ_GPIOINT1, NO_IRQ }
-#define RTC_IRQ		{ IRQ_RTCINT, NO_IRQ }
+#define SCTL_IRQ	{ }
+#define WATCHDOG_IRQ	{ IRQ_WDOGINT }
+#define GPIO0_IRQ	{ IRQ_GPIOINT0 }
+#define GPIO1_IRQ	{ IRQ_GPIOINT1 }
+#define RTC_IRQ		{ IRQ_RTCINT }
 
 /*
  * These devices are connected via the DMA APB bridge
  */
-#define SCI_IRQ		{ IRQ_SCIINT, NO_IRQ }
-#define UART0_IRQ	{ IRQ_UARTINT0, NO_IRQ }
-#define UART1_IRQ	{ IRQ_UARTINT1, NO_IRQ }
-#define UART2_IRQ	{ IRQ_UARTINT2, NO_IRQ }
-#define SSP_IRQ		{ IRQ_SSPINT, NO_IRQ }
+#define SCI_IRQ		{ IRQ_SCIINT }
+#define UART0_IRQ	{ IRQ_UARTINT0 }
+#define UART1_IRQ	{ IRQ_UARTINT1 }
+#define UART2_IRQ	{ IRQ_UARTINT2 }
+#define SSP_IRQ		{ IRQ_SSPINT }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,  "fpga:04", AACI,     NULL);
-AMBA_DEVICE(mmc0,  "fpga:05", MMCI0,    &mmc0_plat_data);
-AMBA_DEVICE(kmi0,  "fpga:06", KMI0,     NULL);
-AMBA_DEVICE(kmi1,  "fpga:07", KMI1,     NULL);
+APB_DEVICE(aaci,  "fpga:04", AACI,     NULL);
+APB_DEVICE(mmc0,  "fpga:05", MMCI0,    &mmc0_plat_data);
+APB_DEVICE(kmi0,  "fpga:06", KMI0,     NULL);
+APB_DEVICE(kmi1,  "fpga:07", KMI1,     NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,   "dev:00",  SMC,      NULL);
-AMBA_DEVICE(mpmc,  "dev:10",  MPMC,     NULL);
-AMBA_DEVICE(clcd,  "dev:20",  CLCD,     &clcd_plat_data);
-AMBA_DEVICE(dmac,  "dev:30",  DMAC,     NULL);
-AMBA_DEVICE(sctl,  "dev:e0",  SCTL,     NULL);
-AMBA_DEVICE(wdog,  "dev:e1",  WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4",  GPIO0,    &gpio0_plat_data);
-AMBA_DEVICE(gpio1, "dev:e5",  GPIO1,    &gpio1_plat_data);
-AMBA_DEVICE(rtc,   "dev:e8",  RTC,      NULL);
-AMBA_DEVICE(sci0,  "dev:f0",  SCI,      NULL);
-AMBA_DEVICE(uart0, "dev:f1",  UART0,    NULL);
-AMBA_DEVICE(uart1, "dev:f2",  UART1,    NULL);
-AMBA_DEVICE(uart2, "dev:f3",  UART2,    NULL);
-AMBA_DEVICE(ssp0,  "dev:f4",  SSP,      &ssp0_plat_data);
+AHB_DEVICE(smc,   "dev:00",  SMC,      NULL);
+AHB_DEVICE(mpmc,  "dev:10",  MPMC,     NULL);
+AHB_DEVICE(clcd,  "dev:20",  CLCD,     &clcd_plat_data);
+AHB_DEVICE(dmac,  "dev:30",  DMAC,     NULL);
+APB_DEVICE(sctl,  "dev:e0",  SCTL,     NULL);
+APB_DEVICE(wdog,  "dev:e1",  WATCHDOG, NULL);
+APB_DEVICE(gpio0, "dev:e4",  GPIO0,    &gpio0_plat_data);
+APB_DEVICE(gpio1, "dev:e5",  GPIO1,    &gpio1_plat_data);
+APB_DEVICE(rtc,   "dev:e8",  RTC,      NULL);
+APB_DEVICE(sci0,  "dev:f0",  SCI,      NULL);
+APB_DEVICE(uart0, "dev:f1",  UART0,    NULL);
+APB_DEVICE(uart1, "dev:f2",  UART1,    NULL);
+APB_DEVICE(uart2, "dev:f3",  UART2,    NULL);
+APB_DEVICE(ssp0,  "dev:f4",  SSP,      &ssp0_plat_data);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
diff --git a/arch/arm/mach-versatile/core.h b/arch/arm/mach-versatile/core.h
index 2ef2f55..683e607 100644
--- a/arch/arm/mach-versatile/core.h
+++ b/arch/arm/mach-versatile/core.h
@@ -36,20 +36,10 @@
 extern struct of_dev_auxdata versatile_auxdata_lookup[];
 #endif
 
-#define AMBA_DEVICE(name,busid,base,plat)			\
-static struct amba_device name##_device = {			\
-	.dev		= {					\
-		.coherent_dma_mask = ~0,			\
-		.init_name = busid,				\
-		.platform_data = plat,				\
-	},							\
-	.res		= {					\
-		.start	= VERSATILE_##base##_BASE,		\
-		.end	= (VERSATILE_##base##_BASE) + SZ_4K - 1,\
-		.flags	= IORESOURCE_MEM,			\
-	},							\
-	.dma_mask	= ~0,					\
-	.irq		= base##_IRQ,				\
-}
+#define APB_DEVICE(name, busid, base, plat)	\
+static AMBA_APB_DEVICE(name, busid, 0, VERSATILE_##base##_BASE, base##_IRQ, plat)
+
+#define AHB_DEVICE(name, busid, base, plat)	\
+static AMBA_AHB_DEVICE(name, busid, 0, VERSATILE_##base##_BASE, base##_IRQ, plat)
 
 #endif
diff --git a/arch/arm/mach-versatile/include/mach/system.h b/arch/arm/mach-versatile/include/mach/system.h
deleted file mode 100644
index f3fa347..0000000
--- a/arch/arm/mach-versatile/include/mach/system.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- *  arch/arm/mach-versatile/include/mach/system.h
- *
- *  Copyright (C) 2003 ARM Limited
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-versatile/versatile_pb.c b/arch/arm/mach-versatile/versatile_pb.c
index 9581c19..1973833 100644
--- a/arch/arm/mach-versatile/versatile_pb.c
+++ b/arch/arm/mach-versatile/versatile_pb.c
@@ -58,28 +58,28 @@
 	.irq_base	= IRQ_GPIO3_START,
 };
 
-#define UART3_IRQ	{ IRQ_SIC_UART3, NO_IRQ }
-#define SCI1_IRQ	{ IRQ_SIC_SCI3, NO_IRQ }
+#define UART3_IRQ	{ IRQ_SIC_UART3 }
+#define SCI1_IRQ	{ IRQ_SIC_SCI3 }
 #define MMCI1_IRQ	{ IRQ_MMCI1A, IRQ_SIC_MMCI1B }
 
 /*
  * These devices are connected via the core APB bridge
  */
-#define GPIO2_IRQ	{ IRQ_GPIOINT2, NO_IRQ }
-#define GPIO3_IRQ	{ IRQ_GPIOINT3, NO_IRQ }
+#define GPIO2_IRQ	{ IRQ_GPIOINT2 }
+#define GPIO3_IRQ	{ IRQ_GPIOINT3 }
 
 /*
  * These devices are connected via the DMA APB bridge
  */
 
 /* FPGA Primecells */
-AMBA_DEVICE(uart3, "fpga:09", UART3,    NULL);
-AMBA_DEVICE(sci1,  "fpga:0a", SCI1,     NULL);
-AMBA_DEVICE(mmc1,  "fpga:0b", MMCI1,    &mmc1_plat_data);
+APB_DEVICE(uart3, "fpga:09", UART3,    NULL);
+APB_DEVICE(sci1,  "fpga:0a", SCI1,     NULL);
+APB_DEVICE(mmc1,  "fpga:0b", MMCI1,    &mmc1_plat_data);
 
 /* DevChip Primecells */
-AMBA_DEVICE(gpio2, "dev:e6",  GPIO2,    &gpio2_plat_data);
-AMBA_DEVICE(gpio3, "dev:e7",  GPIO3,    &gpio3_plat_data);
+APB_DEVICE(gpio2, "dev:e6",  GPIO2,    &gpio2_plat_data);
+APB_DEVICE(gpio3, "dev:e7",  GPIO3,    &gpio3_plat_data);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&uart3_device,
diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig
index 9b3d0fb..88c3ba1 100644
--- a/arch/arm/mach-vexpress/Kconfig
+++ b/arch/arm/mach-vexpress/Kconfig
@@ -7,7 +7,7 @@
 	select ARM_GIC
 	select ARM_ERRATA_720789
 	select ARM_ERRATA_751472
-	select ARM_ERRATA_753970
+	select PL310_ERRATA_753970
 	select HAVE_SMP
 	select MIGHT_HAVE_CACHE_L2X0
 
diff --git a/arch/arm/mach-vexpress/core.h b/arch/arm/mach-vexpress/core.h
index f439715..9f0f282 100644
--- a/arch/arm/mach-vexpress/core.h
+++ b/arch/arm/mach-vexpress/core.h
@@ -1,19 +1,2 @@
 #define __MMIO_P2V(x)	(((x) & 0xfffff) | (((x) & 0x0f000000) >> 4) | 0xf8000000)
 #define MMIO_P2V(x)	((void __iomem *)__MMIO_P2V(x))
-
-#define AMBA_DEVICE(name,busid,base,plat)	\
-struct amba_device name##_device = {		\
-	.dev		= {			\
-		.coherent_dma_mask = ~0UL,	\
-		.init_name = busid,		\
-		.platform_data = plat,		\
-	},					\
-	.res		= {			\
-		.start	= base,			\
-		.end	= base + SZ_4K - 1,	\
-		.flags	= IORESOURCE_MEM,	\
-	},					\
-	.dma_mask	= ~0UL,			\
-	.irq		= IRQ_##base,		\
-	/* .dma		= DMA_##base,*/		\
-}
diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index b1e87c1..1b1d2e4 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -109,10 +109,10 @@
 	.remove		= versatile_clcd_remove_dma,
 };
 
-static AMBA_DEVICE(clcd, "ct:clcd", CT_CA9X4_CLCDC, &ct_ca9x4_clcd_data);
-static AMBA_DEVICE(dmc, "ct:dmc", CT_CA9X4_DMC, NULL);
-static AMBA_DEVICE(smc, "ct:smc", CT_CA9X4_SMC, NULL);
-static AMBA_DEVICE(gpio, "ct:gpio", CT_CA9X4_GPIO, NULL);
+static AMBA_AHB_DEVICE(clcd, "ct:clcd", 0, CT_CA9X4_CLCDC, IRQ_CT_CA9X4_CLCDC, &ct_ca9x4_clcd_data);
+static AMBA_APB_DEVICE(dmc, "ct:dmc", 0, CT_CA9X4_DMC, IRQ_CT_CA9X4_DMC, NULL);
+static AMBA_APB_DEVICE(smc, "ct:smc", 0, CT_CA9X4_SMC, IRQ_CT_CA9X4_SMC, NULL);
+static AMBA_APB_DEVICE(gpio, "ct:gpio", 0, CT_CA9X4_GPIO, IRQ_CT_CA9X4_GPIO, NULL);
 
 static struct amba_device *ct_ca9x4_amba_devs[] __initdata = {
 	&clcd_device,
diff --git a/arch/arm/mach-vexpress/include/mach/ct-ca9x4.h b/arch/arm/mach-vexpress/include/mach/ct-ca9x4.h
index a34d3d4..a40468f 100644
--- a/arch/arm/mach-vexpress/include/mach/ct-ca9x4.h
+++ b/arch/arm/mach-vexpress/include/mach/ct-ca9x4.h
@@ -35,7 +35,7 @@
  * Interrupts.  Those in {} are for AMBA devices
  */
 #define IRQ_CT_CA9X4_CLCDC	{ 76 }
-#define IRQ_CT_CA9X4_DMC	{ -1 }
+#define IRQ_CT_CA9X4_DMC	{ 0 }
 #define IRQ_CT_CA9X4_SMC	{ 77, 78 }
 #define IRQ_CT_CA9X4_TIMER0	80
 #define IRQ_CT_CA9X4_TIMER1	81
diff --git a/arch/arm/mach-vexpress/include/mach/system.h b/arch/arm/mach-vexpress/include/mach/system.h
deleted file mode 100644
index f653a8e..0000000
--- a/arch/arm/mach-vexpress/include/mach/system.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- *  arch/arm/mach-vexpress/include/mach/system.h
- *
- *  Copyright (C) 2003 ARM Limited
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c
index b4a28ca..ad64f97 100644
--- a/arch/arm/mach-vexpress/v2m.c
+++ b/arch/arm/mach-vexpress/v2m.c
@@ -266,16 +266,16 @@
 	.status		= v2m_mmci_status,
 };
 
-static AMBA_DEVICE(aaci,  "mb:aaci",  V2M_AACI, NULL);
-static AMBA_DEVICE(mmci,  "mb:mmci",  V2M_MMCI, &v2m_mmci_data);
-static AMBA_DEVICE(kmi0,  "mb:kmi0",  V2M_KMI0, NULL);
-static AMBA_DEVICE(kmi1,  "mb:kmi1",  V2M_KMI1, NULL);
-static AMBA_DEVICE(uart0, "mb:uart0", V2M_UART0, NULL);
-static AMBA_DEVICE(uart1, "mb:uart1", V2M_UART1, NULL);
-static AMBA_DEVICE(uart2, "mb:uart2", V2M_UART2, NULL);
-static AMBA_DEVICE(uart3, "mb:uart3", V2M_UART3, NULL);
-static AMBA_DEVICE(wdt,   "mb:wdt",   V2M_WDT, NULL);
-static AMBA_DEVICE(rtc,   "mb:rtc",   V2M_RTC, NULL);
+static AMBA_APB_DEVICE(aaci,  "mb:aaci",  0, V2M_AACI, IRQ_V2M_AACI, NULL);
+static AMBA_APB_DEVICE(mmci,  "mb:mmci",  0, V2M_MMCI, IRQ_V2M_MMCI, &v2m_mmci_data);
+static AMBA_APB_DEVICE(kmi0,  "mb:kmi0",  0, V2M_KMI0, IRQ_V2M_KMI0, NULL);
+static AMBA_APB_DEVICE(kmi1,  "mb:kmi1",  0, V2M_KMI1, IRQ_V2M_KMI1, NULL);
+static AMBA_APB_DEVICE(uart0, "mb:uart0", 0, V2M_UART0, IRQ_V2M_UART0, NULL);
+static AMBA_APB_DEVICE(uart1, "mb:uart1", 0, V2M_UART1, IRQ_V2M_UART1, NULL);
+static AMBA_APB_DEVICE(uart2, "mb:uart2", 0, V2M_UART2, IRQ_V2M_UART2, NULL);
+static AMBA_APB_DEVICE(uart3, "mb:uart3", 0, V2M_UART3, IRQ_V2M_UART3, NULL);
+static AMBA_APB_DEVICE(wdt,   "mb:wdt",   0, V2M_WDT, IRQ_V2M_WDT, NULL);
+static AMBA_APB_DEVICE(rtc,   "mb:rtc",   0, V2M_RTC, IRQ_V2M_RTC, NULL);
 
 static struct amba_device *v2m_amba_devs[] __initdata = {
 	&aaci_device,
diff --git a/arch/arm/mach-vt8500/include/mach/system.h b/arch/arm/mach-vt8500/include/mach/system.h
index d6c757e..58fa801 100644
--- a/arch/arm/mach-vt8500/include/mach/system.h
+++ b/arch/arm/mach-vt8500/include/mach/system.h
@@ -7,11 +7,6 @@
 /* PM Software Reset request register */
 #define VT8500_PMSR_VIRT	0xf8130060
 
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
 static inline void arch_reset(char mode, const char *cmd)
 {
 	writel(1, VT8500_PMSR_VIRT);
diff --git a/arch/arm/mach-w90x900/dev.c b/arch/arm/mach-w90x900/dev.c
index 78110be..db82568 100644
--- a/arch/arm/mach-w90x900/dev.c
+++ b/arch/arm/mach-w90x900/dev.c
@@ -530,6 +530,7 @@
 
 void __init nuc900_board_init(struct platform_device **device, int size)
 {
+	disable_hlt();
 	platform_add_devices(device, size);
 	platform_add_devices(nuc900_public_dev, ARRAY_SIZE(nuc900_public_dev));
 	spi_register_board_info(nuc900_spi_board_info,
diff --git a/arch/arm/mach-w90x900/include/mach/system.h b/arch/arm/mach-w90x900/include/mach/system.h
deleted file mode 100644
index 2aaeb93..0000000
--- a/arch/arm/mach-w90x900/include/mach/system.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * arch/arm/mach-w90x900/include/mach/system.h
- *
- * Copyright (c) 2008 Nuvoton technology corporation
- * All rights reserved.
- *
- * Wan ZongShun <mcuos.com@gmail.com>
- *
- * Based on arch/arm/mach-s3c2410/include/mach/system.h
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-static void arch_idle(void)
-{
-}
diff --git a/arch/arm/mach-zynq/include/mach/system.h b/arch/arm/mach-zynq/include/mach/system.h
deleted file mode 100644
index 8e88e0b..0000000
--- a/arch/arm/mach-zynq/include/mach/system.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/* arch/arm/mach-zynq/include/mach/system.h
- *
- *  Copyright (C) 2011 Xilinx
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef __MACH_SYSTEM_H__
-#define __MACH_SYSTEM_H__
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 1a3ca24..7edef91 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -631,7 +631,8 @@
 
 config ARM_LPAE
 	bool "Support for the Large Physical Address Extension"
-	depends on MMU && CPU_V7
+	depends on MMU && CPU_32v7 && !CPU_32v6 && !CPU_32v5 && \
+		!CPU_32v4 && !CPU_32v3
 	help
 	  Say Y if you have an ARMv7 processor supporting the LPAE page
 	  table format and you would like to access memory beyond the
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index 7a24d39..a655d3d 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -55,7 +55,7 @@
 	cmp	r1, #2				@ see what cache we have at this level
 	blt	skip				@ skip if no cache, or just i-cache
 #ifdef CONFIG_PREEMPT
-	save_and_disable_irqs r9		@ make cssr&csidr read atomic
+	save_and_disable_irqs_notrace r9	@ make cssr&csidr read atomic
 #endif
 	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
 	isb					@ isb to sych the new cssr&csidr
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 0404ccb..f1c8486 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -230,9 +230,7 @@
 	mcreq	p15, 0, r10, c15, c0, 1		@ write diagnostic register
 #endif
 #ifdef CONFIG_ARM_ERRATA_743622
-	teq	r6, #0x20			@ present in r2p0
-	teqne	r6, #0x21			@ present in r2p1
-	teqne	r6, #0x22			@ present in r2p2
+	teq	r5, #0x00200000			@ only present in r2p*
 	mrceq	p15, 0, r10, c15, c0, 1		@ read diagnostic register
 	orreq	r10, r10, #1 << 6		@ set bit #6
 	mcreq	p15, 0, r10, c15, c0, 1		@ write diagnostic register
diff --git a/arch/arm/plat-mxc/include/mach/system.h b/arch/arm/plat-mxc/include/mach/system.h
deleted file mode 100644
index 13ad0df..0000000
--- a/arch/arm/plat-mxc/include/mach/system.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- *  Copyright (C) 1999 ARM Limited
- *  Copyright (C) 2000 Deep Blue Solutions Ltd
- *  Copyright 2004-2008 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef __ASM_ARCH_MXC_SYSTEM_H__
-#define __ASM_ARCH_MXC_SYSTEM_H__
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif /* __ASM_ARCH_MXC_SYSTEM_H__ */
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index 06383b5..4de7d1e 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -69,6 +69,7 @@
 	omap_vram_reserve_sdram_memblock();
 	omap_dsp_reserve_sdram_memblock();
 	omap_secure_ram_reserve_memblock();
+	omap_barrier_reserve_memblock();
 }
 
 void __init omap_init_consistent_dma_size(void)
diff --git a/arch/arm/plat-omap/include/plat/board-ams-delta.h b/arch/arm/plat-omap/include/plat/board-ams-delta.h
index 51b102d..ad6f865 100644
--- a/arch/arm/plat-omap/include/plat/board-ams-delta.h
+++ b/arch/arm/plat-omap/include/plat/board-ams-delta.h
@@ -28,33 +28,8 @@
 
 #if defined (CONFIG_MACH_AMS_DELTA)
 
-#define AMS_DELTA_LATCH1_PHYS		0x01000000
-#define AMS_DELTA_LATCH1_VIRT		0xEA000000
-#define AMS_DELTA_MODEM_PHYS		0x04000000
-#define AMS_DELTA_MODEM_VIRT		0xEB000000
-#define AMS_DELTA_LATCH2_PHYS		0x08000000
-#define AMS_DELTA_LATCH2_VIRT		0xEC000000
-
-#define AMS_DELTA_LATCH1_LED_CAMERA	0x01
-#define AMS_DELTA_LATCH1_LED_ADVERT	0x02
-#define AMS_DELTA_LATCH1_LED_EMAIL	0x04
-#define AMS_DELTA_LATCH1_LED_HANDSFREE	0x08
-#define AMS_DELTA_LATCH1_LED_VOICEMAIL	0x10
-#define AMS_DELTA_LATCH1_LED_VOICE	0x20
-
-#define AMS_DELTA_LATCH2_LCD_VBLEN	0x0001
-#define AMS_DELTA_LATCH2_LCD_NDISP	0x0002
-#define AMS_DELTA_LATCH2_NAND_NCE	0x0004
-#define AMS_DELTA_LATCH2_NAND_NRE	0x0008
-#define AMS_DELTA_LATCH2_NAND_NWP	0x0010
-#define AMS_DELTA_LATCH2_NAND_NWE	0x0020
-#define AMS_DELTA_LATCH2_NAND_ALE	0x0040
-#define AMS_DELTA_LATCH2_NAND_CLE	0x0080
-#define AMD_DELTA_LATCH2_KEYBRD_PWR	0x0100
-#define AMD_DELTA_LATCH2_KEYBRD_DATA	0x0200
 #define AMD_DELTA_LATCH2_SCARD_RSTIN	0x0400
 #define AMD_DELTA_LATCH2_SCARD_CMDVCC	0x0800
-#define AMS_DELTA_LATCH2_MODEM_NRESET	0x1000
 #define AMS_DELTA_LATCH2_MODEM_CODEC	0x2000
 
 #define AMS_DELTA_GPIO_PIN_KEYBRD_DATA	0
@@ -66,9 +41,29 @@
 #define AMS_DELTA_GPIO_PIN_CONFIG	11
 #define AMS_DELTA_GPIO_PIN_NAND_RB	12
 
+#define AMS_DELTA_GPIO_PIN_LCD_VBLEN		240
+#define AMS_DELTA_GPIO_PIN_LCD_NDISP		241
+#define AMS_DELTA_GPIO_PIN_NAND_NCE		242
+#define AMS_DELTA_GPIO_PIN_NAND_NRE		243
+#define AMS_DELTA_GPIO_PIN_NAND_NWP		244
+#define AMS_DELTA_GPIO_PIN_NAND_NWE		245
+#define AMS_DELTA_GPIO_PIN_NAND_ALE		246
+#define AMS_DELTA_GPIO_PIN_NAND_CLE		247
+#define AMS_DELTA_GPIO_PIN_KEYBRD_PWR		248
+#define AMS_DELTA_GPIO_PIN_KEYBRD_DATAOUT	249
+#define AMS_DELTA_GPIO_PIN_SCARD_RSTIN		250
+#define AMS_DELTA_GPIO_PIN_SCARD_CMDVCC		251
+#define AMS_DELTA_GPIO_PIN_MODEM_NRESET		252
+#define AMS_DELTA_GPIO_PIN_MODEM_CODEC		253
+
+#define AMS_DELTA_LATCH2_GPIO_BASE	AMS_DELTA_GPIO_PIN_LCD_VBLEN
+#define AMS_DELTA_LATCH2_NGPIO		16
+
 #ifndef __ASSEMBLY__
-void ams_delta_latch1_write(u8 mask, u8 value);
-void ams_delta_latch2_write(u16 mask, u16 value);
+void ams_delta_latch_write(int base, int ngpio, u16 mask, u16 value);
+#define ams_delta_latch2_write(mask, value) \
+	ams_delta_latch_write(AMS_DELTA_LATCH2_GPIO_BASE, \
+			AMS_DELTA_LATCH2_NGPIO, (mask), (value))
 #endif
 
 #endif /* CONFIG_MACH_AMS_DELTA */
diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h
index 2efd645..37bbbbb 100644
--- a/arch/arm/plat-omap/include/plat/irqs.h
+++ b/arch/arm/plat-omap/include/plat/irqs.h
@@ -428,8 +428,16 @@
 #define OMAP_GPMC_NR_IRQS	8
 #define OMAP_GPMC_IRQ_END	(OMAP_GPMC_IRQ_BASE + OMAP_GPMC_NR_IRQS)
 
+/* PRCM IRQ handler */
+#ifdef CONFIG_ARCH_OMAP2PLUS
+#define OMAP_PRCM_IRQ_BASE	(OMAP_GPMC_IRQ_END)
+#define OMAP_PRCM_NR_IRQS	64
+#define OMAP_PRCM_IRQ_END	(OMAP_PRCM_IRQ_BASE + OMAP_PRCM_NR_IRQS)
+#else
+#define OMAP_PRCM_IRQ_END	OMAP_GPMC_IRQ_END
+#endif
 
-#define NR_IRQS			OMAP_GPMC_IRQ_END
+#define NR_IRQS			OMAP_PRCM_IRQ_END
 
 #define OMAP_IRQ_BIT(irq)	(1 << ((irq) % 32))
 
diff --git a/arch/arm/plat-omap/include/plat/omap-secure.h b/arch/arm/plat-omap/include/plat/omap-secure.h
index 3047ff9..8c7994c 100644
--- a/arch/arm/plat-omap/include/plat/omap-secure.h
+++ b/arch/arm/plat-omap/include/plat/omap-secure.h
@@ -10,4 +10,10 @@
 { }
 #endif
 
+#ifdef CONFIG_OMAP4_ERRATA_I688
+extern int omap_barrier_reserve_memblock(void);
+#else
+static inline void omap_barrier_reserve_memblock(void)
+{ }
+#endif
 #endif /* __OMAP_SECURE_H__ */
diff --git a/arch/arm/plat-omap/include/plat/system.h b/arch/arm/plat-omap/include/plat/system.h
deleted file mode 100644
index 8e5ebd7..0000000
--- a/arch/arm/plat-omap/include/plat/system.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/*
- * Copied from arch/arm/mach-sa1100/include/mach/system.h
- * Copyright (c) 1999 Nicolas Pitre <nico@fluxnic.net>
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-#include <asm/proc-fns.h>
-
-static inline void arch_idle(void)
-{
-	cpu_do_idle();
-}
-
-#endif
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index 6ee9049..cc3f11b 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -160,6 +160,7 @@
 		DEBUG_LL_OMAP3(3, igep0020);
 		DEBUG_LL_OMAP3(3, igep0030);
 		DEBUG_LL_OMAP3(3, nokia_rm680);
+		DEBUG_LL_OMAP3(3, nokia_rm696);
 		DEBUG_LL_OMAP3(3, nokia_rx51);
 		DEBUG_LL_OMAP3(3, omap3517evm);
 		DEBUG_LL_OMAP3(3, omap3_beagle);
diff --git a/arch/arm/plat-s3c24xx/cpu.c b/arch/arm/plat-s3c24xx/cpu.c
index 21f1fda..32a0993 100644
--- a/arch/arm/plat-s3c24xx/cpu.c
+++ b/arch/arm/plat-s3c24xx/cpu.c
@@ -32,6 +32,7 @@
 #include <linux/io.h>
 
 #include <mach/hardware.h>
+#include <mach/regs-clock.h>
 #include <asm/irq.h>
 #include <asm/cacheflush.h>
 
@@ -190,8 +191,34 @@
 	return __raw_readl(S3C2410_GSTATUS1);
 }
 
+static void s3c24xx_default_idle(void)
+{
+	unsigned long tmp;
+	int i;
+
+	/* idle the system by using the idle mode which will wait for an
+	 * interrupt to happen before restarting the system.
+	 */
+
+	/* Warning: going into idle state upsets jtag scanning */
+
+	__raw_writel(__raw_readl(S3C2410_CLKCON) | S3C2410_CLKCON_IDLE,
+		     S3C2410_CLKCON);
+
+	/* the samsung port seems to do a loop and then unset idle.. */
+	for (i = 0; i < 50; i++)
+		tmp += __raw_readl(S3C2410_CLKCON); /* ensure loop not optimised out */
+
+	/* this bit is not cleared on re-start... */
+
+	__raw_writel(__raw_readl(S3C2410_CLKCON) & ~S3C2410_CLKCON_IDLE,
+		     S3C2410_CLKCON);
+}
+
 void __init s3c24xx_init_io(struct map_desc *mach_desc, int size)
 {
+	arm_pm_idle = s3c24xx_default_idle;
+
 	/* initialise the io descriptors we need for initialisation */
 	iotable_init(mach_desc, size);
 	iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc));
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index 9fe3534..2bab4c9 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -1249,7 +1249,7 @@
 	struct s3c2410_dma_chan *cp = s3c2410_chans + dma_channels - 1;
 	int channel;
 
-	for (channel = dma_channels - 1; channel >= 0; cp++, channel--)
+	for (channel = dma_channels - 1; channel >= 0; cp--, channel--)
 		s3c2410_dma_resume_chan(cp);
 }
 
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c
index f10768e..d21d744 100644
--- a/arch/arm/plat-samsung/devs.c
+++ b/arch/arm/plat-samsung/devs.c
@@ -1409,7 +1409,7 @@
 
 #ifdef CONFIG_S3C_DEV_USB_HSOTG
 static struct resource s3c_usb_hsotg_resources[] = {
-	[0] = DEFINE_RES_MEM(S3C_PA_USB_HSOTG, SZ_16K),
+	[0] = DEFINE_RES_MEM(S3C_PA_USB_HSOTG, SZ_128K),
 	[1] = DEFINE_RES_IRQ(IRQ_OTG),
 };
 
diff --git a/arch/arm/plat-spear/include/plat/system.h b/arch/arm/plat-spear/include/plat/system.h
deleted file mode 100644
index 86c6f83..0000000
--- a/arch/arm/plat-spear/include/plat/system.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * arch/arm/plat-spear/include/plat/system.h
- *
- * SPEAr platform specific architecture functions
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __PLAT_SYSTEM_H
-#define __PLAT_SYSTEM_H
-
-static inline void arch_idle(void)
-{
-	/*
-	 * This should do all the clock switching
-	 * and wait for interrupt tricks
-	 */
-	cpu_do_idle();
-}
-
-#endif /* __PLAT_SYSTEM_H */
diff --git a/arch/arm/plat-spear/time.c b/arch/arm/plat-spear/time.c
index 0c77e42..abb5bde 100644
--- a/arch/arm/plat-spear/time.c
+++ b/arch/arm/plat-spear/time.c
@@ -145,11 +145,13 @@
 static int clockevent_next_event(unsigned long cycles,
 				 struct clock_event_device *clk_event_dev)
 {
-	u16 val;
+	u16 val = readw(gpt_base + CR(CLKEVT));
+
+	if (val & CTRL_ENABLE)
+		writew(val & ~CTRL_ENABLE, gpt_base + CR(CLKEVT));
 
 	writew(cycles, gpt_base + LOAD(CLKEVT));
 
-	val = readw(gpt_base + CR(CLKEVT));
 	val |= CTRL_ENABLE | CTRL_INT_ENABLE;
 	writew(val, gpt_base + CR(CLKEVT));
 
diff --git a/arch/c6x/boot/Makefile b/arch/c6x/boot/Makefile
index ecca820..6891257 100644
--- a/arch/c6x/boot/Makefile
+++ b/arch/c6x/boot/Makefile
@@ -13,7 +13,7 @@
 endif
 
 $(obj)/%.dtb: $(src)/dts/%.dts FORCE
-	$(call cmd,dtc)
+	$(call if_changed_dep,dtc)
 
 quiet_cmd_cp = CP      $< $@$2
 	cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)
diff --git a/arch/c6x/include/asm/processor.h b/arch/c6x/include/asm/processor.h
index 8154c4e..77ecbde 100644
--- a/arch/c6x/include/asm/processor.h
+++ b/arch/c6x/include/asm/processor.h
@@ -122,8 +122,8 @@
 
 extern unsigned long get_wchan(struct task_struct *p);
 
-#define KSTK_EIP(tsk)	(task_pt_regs(task)->pc)
-#define	KSTK_ESP(tsk)	(task_pt_regs(task)->sp)
+#define KSTK_EIP(task)	(task_pt_regs(task)->pc)
+#define KSTK_ESP(task)	(task_pt_regs(task)->sp)
 
 #define cpu_relax()		do { } while (0)
 
diff --git a/arch/m68k/include/asm/mcf_pgtable.h b/arch/m68k/include/asm/mcf_pgtable.h
index 756bde4..3c79368 100644
--- a/arch/m68k/include/asm/mcf_pgtable.h
+++ b/arch/m68k/include/asm/mcf_pgtable.h
@@ -78,7 +78,8 @@
 				 | CF_PAGE_READABLE \
 				 | CF_PAGE_WRITABLE \
 				 | CF_PAGE_EXEC \
-				 | CF_PAGE_SYSTEM)
+				 | CF_PAGE_SYSTEM \
+				 | CF_PAGE_SHARED)
 
 #define PAGE_COPY	__pgprot(CF_PAGE_VALID \
 				 | CF_PAGE_ACCESSED \
diff --git a/arch/m68k/mm/mcfmmu.c b/arch/m68k/mm/mcfmmu.c
index babd5a9..875b800 100644
--- a/arch/m68k/mm/mcfmmu.c
+++ b/arch/m68k/mm/mcfmmu.c
@@ -87,7 +87,7 @@
 
 int cf_tlb_miss(struct pt_regs *regs, int write, int dtlb, int extension_word)
 {
-	unsigned long flags, mmuar;
+	unsigned long flags, mmuar, mmutr;
 	struct mm_struct *mm;
 	pgd_t *pgd;
 	pmd_t *pmd;
@@ -137,9 +137,10 @@
 	if (!pte_dirty(*pte) && !KMAPAREA(mmuar))
 		set_pte(pte, pte_wrprotect(*pte));
 
-	mmu_write(MMUTR, (mmuar & PAGE_MASK) | (asid << MMUTR_IDN) |
-		(((int)(pte->pte) & (int)CF_PAGE_MMUTR_MASK)
-		>> CF_PAGE_MMUTR_SHIFT) | MMUTR_V);
+	mmutr = (mmuar & PAGE_MASK) | (asid << MMUTR_IDN) | MMUTR_V;
+	if ((mmuar < TASK_UNMAPPED_BASE) || (mmuar >= TASK_SIZE))
+		mmutr |= (pte->pte & CF_PAGE_MMUTR_MASK) >> CF_PAGE_MMUTR_SHIFT;
+	mmu_write(MMUTR, mmutr);
 
 	mmu_write(MMUDR, (pte_val(*pte) & PAGE_MASK) |
 		((pte->pte) & CF_PAGE_MMUDR_MASK) | MMUDR_SZ_8KB | MMUDR_X);
diff --git a/arch/m68k/platform/coldfire/entry.S b/arch/m68k/platform/coldfire/entry.S
index 863889f..281e38c 100644
--- a/arch/m68k/platform/coldfire/entry.S
+++ b/arch/m68k/platform/coldfire/entry.S
@@ -136,7 +136,7 @@
 	movel	%sp,%d1			/* get thread_info pointer */
 	andl	#-THREAD_SIZE,%d1	/* at base of kernel stack */
 	movel	%d1,%a0
-	movel	%a0@(TINFO_FLAGS),%d1	/* get thread_info->flags */
+	moveb	%a0@(TINFO_FLAGS+3),%d1	/* thread_info->flags (low 8 bits) */
 	jne	Lwork_to_do		/* still work to do */
 
 Lreturn:
@@ -148,8 +148,6 @@
 	btst	#TIF_NEED_RESCHED,%d1
 	jne	reschedule
 
-	/* GERG: do we need something here for TRACEing?? */
-
 Lsignal_return:
 	subql	#4,%sp			/* dummy return address */
 	SAVE_SWITCH_STACK
diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c
index 7da4d00..a7193ae 100644
--- a/arch/mips/alchemy/common/time.c
+++ b/arch/mips/alchemy/common/time.c
@@ -146,7 +146,7 @@
 	cd->shift = 32;
 	cd->mult = div_sc(32768, NSEC_PER_SEC, cd->shift);
 	cd->max_delta_ns = clockevent_delta2ns(0xffffffff, cd);
-	cd->min_delta_ns = clockevent_delta2ns(8, cd);	/* ~0.25ms */
+	cd->min_delta_ns = clockevent_delta2ns(9, cd);	/* ~0.28ms */
 	clockevents_register_device(cd);
 	setup_irq(m2int, &au1x_rtcmatch2_irqaction);
 
diff --git a/arch/mips/ath79/dev-wmac.c b/arch/mips/ath79/dev-wmac.c
index 24f5469..e215070 100644
--- a/arch/mips/ath79/dev-wmac.c
+++ b/arch/mips/ath79/dev-wmac.c
@@ -96,7 +96,7 @@
 {
 	if (soc_is_ar913x())
 		ar913x_wmac_setup();
-	if (soc_is_ar933x())
+	else if (soc_is_ar933x())
 		ar933x_wmac_setup();
 	else
 		BUG();
diff --git a/arch/mips/configs/nlm_xlp_defconfig b/arch/mips/configs/nlm_xlp_defconfig
index 4479fd6..28c6b27 100644
--- a/arch/mips/configs/nlm_xlp_defconfig
+++ b/arch/mips/configs/nlm_xlp_defconfig
@@ -8,7 +8,7 @@
 # CONFIG_SECCOMP is not set
 CONFIG_USE_OF=y
 CONFIG_EXPERIMENTAL=y
-CONFIG_CROSS_COMPILE="mips-linux-gnu-"
+CONFIG_CROSS_COMPILE=""
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_SYSVIPC=y
 CONFIG_POSIX_MQUEUE=y
@@ -22,7 +22,7 @@
 CONFIG_CGROUPS=y
 CONFIG_NAMESPACES=y
 CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE="usr/dev_file_list usr/rootfs.xlp"
+CONFIG_INITRAMFS_SOURCE=""
 CONFIG_RD_BZIP2=y
 CONFIG_RD_LZMA=y
 CONFIG_INITRAMFS_COMPRESSION_LZMA=y
diff --git a/arch/mips/configs/nlm_xlr_defconfig b/arch/mips/configs/nlm_xlr_defconfig
index 7c68666..d0b857d 100644
--- a/arch/mips/configs/nlm_xlr_defconfig
+++ b/arch/mips/configs/nlm_xlr_defconfig
@@ -8,7 +8,7 @@
 CONFIG_PREEMPT_VOLUNTARY=y
 CONFIG_KEXEC=y
 CONFIG_EXPERIMENTAL=y
-CONFIG_CROSS_COMPILE="mips-linux-gnu-"
+CONFIG_CROSS_COMPILE=""
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_SYSVIPC=y
 CONFIG_POSIX_MQUEUE=y
@@ -22,7 +22,7 @@
 CONFIG_NAMESPACES=y
 CONFIG_SCHED_AUTOGROUP=y
 CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE="usr/dev_file_list usr/rootfs.xlr"
+CONFIG_INITRAMFS_SOURCE=""
 CONFIG_RD_BZIP2=y
 CONFIG_RD_LZMA=y
 CONFIG_INITRAMFS_COMPRESSION_GZIP=y
diff --git a/arch/mips/configs/powertv_defconfig b/arch/mips/configs/powertv_defconfig
index 3b0b6e8..7fda0ce 100644
--- a/arch/mips/configs/powertv_defconfig
+++ b/arch/mips/configs/powertv_defconfig
@@ -6,7 +6,7 @@
 CONFIG_PREEMPT=y
 # CONFIG_SECCOMP is not set
 CONFIG_EXPERIMENTAL=y
-CONFIG_CROSS_COMPILE="mips-linux-"
+CONFIG_CROSS_COMPILE=""
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_LOG_BUF_SHIFT=16
diff --git a/arch/mips/include/asm/mach-au1x00/gpio-au1300.h b/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
index 556e1be..fb9975c 100644
--- a/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
+++ b/arch/mips/include/asm/mach-au1x00/gpio-au1300.h
@@ -11,6 +11,9 @@
 #include <asm/io.h>
 #include <asm/mach-au1x00/au1000.h>
 
+struct gpio;
+struct gpio_chip;
+
 /* with the current GPIC design, up to 128 GPIOs are possible.
  * The only implementation so far is in the Au1300, which has 75 externally
  * available GPIOs.
@@ -203,7 +206,22 @@
 	return 0;
 }
 
-static inline void gpio_free(unsigned int gpio)
+static inline int gpio_request_one(unsigned gpio,
+					unsigned long flags, const char *label)
+{
+	return 0;
+}
+
+static inline int gpio_request_array(struct gpio *array, size_t num)
+{
+	return 0;
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+}
+
+static inline void gpio_free_array(struct gpio *array, size_t num)
 {
 }
 
diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
index d417909..da9bd7d 100644
--- a/arch/mips/include/asm/page.h
+++ b/arch/mips/include/asm/page.h
@@ -39,9 +39,6 @@
 #define HPAGE_MASK	(~(HPAGE_SIZE - 1))
 #define HUGETLB_PAGE_ORDER	(HPAGE_SHIFT - PAGE_SHIFT)
 #else /* !CONFIG_HUGETLB_PAGE */
-# ifndef BUILD_BUG
-#  define BUILD_BUG() do { extern void __build_bug(void); __build_bug(); } while (0)
-# endif
 #define HPAGE_SHIFT	({BUILD_BUG(); 0; })
 #define HPAGE_SIZE	({BUILD_BUG(); 0; })
 #define HPAGE_MASK	({BUILD_BUG(); 0; })
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c
index 58fe71a..d5e950a 100644
--- a/arch/mips/kernel/smp-bmips.c
+++ b/arch/mips/kernel/smp-bmips.c
@@ -8,7 +8,6 @@
  * SMP support for BMIPS
  */
 
-#include <linux/version.h>
 #include <linux/init.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index cc4a3f1..d79ae54 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1135,7 +1135,7 @@
 		printk(KERN_DEBUG "YIELD Scheduler Exception\n");
 		break;
 	case 5:
-		printk(KERN_DEBUG "Gating Storage Schedulier Exception\n");
+		printk(KERN_DEBUG "Gating Storage Scheduler Exception\n");
 		break;
 	default:
 		printk(KERN_DEBUG "*** UNKNOWN THREAD EXCEPTION %d ***\n",
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index a81176f..924da5e 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -69,7 +69,6 @@
 	RODATA
 
 	/* writeable */
-	_sdata = .;				/* Start of data section */
 	.data : {	/* Data */
 		. = . + DATAOFFSET;		/* for CONFIG_MAPPED_KERNEL */
 
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c
index 937cf33..69ebd58 100644
--- a/arch/mips/mm/fault.c
+++ b/arch/mips/mm/fault.c
@@ -42,6 +42,8 @@
 	const int field = sizeof(unsigned long) * 2;
 	siginfo_t info;
 	int fault;
+	unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE |
+						 (write ? FAULT_FLAG_WRITE : 0);
 
 #if 0
 	printk("Cpu%d[%s:%d:%0*lx:%ld:%0*lx]\n", raw_smp_processor_id(),
@@ -91,6 +93,7 @@
 	if (in_atomic() || !mm)
 		goto bad_area_nosemaphore;
 
+retry:
 	down_read(&mm->mmap_sem);
 	vma = find_vma(mm, address);
 	if (!vma)
@@ -144,7 +147,11 @@
 	 * make sure we exit gracefully rather than endlessly redo
 	 * the fault.
 	 */
-	fault = handle_mm_fault(mm, vma, address, write ? FAULT_FLAG_WRITE : 0);
+	fault = handle_mm_fault(mm, vma, address, flags);
+
+	if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current))
+		return;
+
 	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);
 	if (unlikely(fault & VM_FAULT_ERROR)) {
 		if (fault & VM_FAULT_OOM)
@@ -153,12 +160,27 @@
 			goto do_sigbus;
 		BUG();
 	}
-	if (fault & VM_FAULT_MAJOR) {
-		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address);
-		tsk->maj_flt++;
-	} else {
-		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address);
-		tsk->min_flt++;
+	if (flags & FAULT_FLAG_ALLOW_RETRY) {
+		if (fault & VM_FAULT_MAJOR) {
+			perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1,
+						  regs, address);
+			tsk->maj_flt++;
+		} else {
+			perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1,
+						  regs, address);
+			tsk->min_flt++;
+		}
+		if (fault & VM_FAULT_RETRY) {
+			flags &= ~FAULT_FLAG_ALLOW_RETRY;
+
+			/*
+			 * No need to up_read(&mm->mmap_sem) as we would
+			 * have already released it in __lock_page_or_retry
+			 * in mm/filemap.c.
+			 */
+
+			goto retry;
+		}
 	}
 
 	up_read(&mm->mmap_sem);
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index aec2b11..1552150 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -279,7 +279,6 @@
 {
 	/* Propagate hose info into the subordinate devices.  */
 
-	struct list_head *ln;
 	struct pci_dev *dev = bus->self;
 
 	if (pci_probe_only && dev &&
@@ -288,9 +287,7 @@
 		pcibios_fixup_device_resources(dev, bus);
 	}
 
-	for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) {
-		dev = pci_dev_b(ln);
-
+	list_for_each_entry(dev, &bus->devices, bus_list) {
 		if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI)
 			pcibios_fixup_device_resources(dev, bus);
 	}
diff --git a/arch/mips/pmc-sierra/yosemite/ht-irq.c b/arch/mips/pmc-sierra/yosemite/ht-irq.c
index 86b98e9..62ead66 100644
--- a/arch/mips/pmc-sierra/yosemite/ht-irq.c
+++ b/arch/mips/pmc-sierra/yosemite/ht-irq.c
@@ -35,16 +35,6 @@
  */
 void __init titan_ht_pcibios_fixup_bus(struct pci_bus *bus)
 {
-	struct pci_bus *current_bus = bus;
-	struct pci_dev *devices;
-	struct list_head *devices_link;
-
-	list_for_each(devices_link, &(current_bus->devices)) {
-		devices = pci_dev_b(devices_link);
-		if (devices == NULL)
-			continue;
-	}
-
 	/*
 	 * PLX and SPKT related changes go here
 	 */
diff --git a/arch/mips/txx9/generic/7segled.c b/arch/mips/txx9/generic/7segled.c
index 8e93b21..4642f56 100644
--- a/arch/mips/txx9/generic/7segled.c
+++ b/arch/mips/txx9/generic/7segled.c
@@ -102,7 +102,7 @@
 			break;
 		}
 		dev->id = i;
-		dev->dev = &tx_7segled_subsys;
+		dev->bus = &tx_7segled_subsys;
 		error = device_register(dev);
 		if (!error) {
 			device_create_file(dev, &dev_attr_ascii);
diff --git a/arch/openrisc/include/asm/ptrace.h b/arch/openrisc/include/asm/ptrace.h
index 054537c..e612ce4 100644
--- a/arch/openrisc/include/asm/ptrace.h
+++ b/arch/openrisc/include/asm/ptrace.h
@@ -77,7 +77,6 @@
 	long  syscallno;	/* Syscall number (used by strace) */
 	long dummy;		/* Cheap alignment fix */
 };
-#endif /* __ASSEMBLY__ */
 
 /* TODO: Rename this to REDZONE because that's what it is */
 #define STACK_FRAME_OVERHEAD  128  /* size of minimum stack frame */
@@ -87,6 +86,13 @@
 #define user_stack_pointer(regs)	((unsigned long)(regs)->sp)
 #define profile_pc(regs)		instruction_pointer(regs)
 
+static inline long regs_return_value(struct pt_regs *regs)
+{
+	return regs->gpr[11];
+}
+
+#endif /* __ASSEMBLY__ */
+
 /*
  * Offsets used by 'ptrace' system call interface.
  */
diff --git a/arch/openrisc/kernel/init_task.c b/arch/openrisc/kernel/init_task.c
index 45744a38..ca53408 100644
--- a/arch/openrisc/kernel/init_task.c
+++ b/arch/openrisc/kernel/init_task.c
@@ -17,6 +17,7 @@
 
 #include <linux/init_task.h>
 #include <linux/mqueue.h>
+#include <linux/export.h>
 
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
diff --git a/arch/openrisc/kernel/irq.c b/arch/openrisc/kernel/irq.c
index 59b3023..4bfead2 100644
--- a/arch/openrisc/kernel/irq.c
+++ b/arch/openrisc/kernel/irq.c
@@ -23,6 +23,7 @@
 #include <linux/irq.h>
 #include <linux/seq_file.h>
 #include <linux/kernel_stat.h>
+#include <linux/export.h>
 
 #include <linux/irqflags.h>
 
diff --git a/arch/openrisc/kernel/ptrace.c b/arch/openrisc/kernel/ptrace.c
index 656b94b..7259047 100644
--- a/arch/openrisc/kernel/ptrace.c
+++ b/arch/openrisc/kernel/ptrace.c
@@ -188,11 +188,9 @@
 		 */
 		ret = -1L;
 
-	/* Are these regs right??? */
-	if (unlikely(current->audit_context))
-		audit_syscall_entry(audit_arch(), regs->syscallno,
-				    regs->gpr[3], regs->gpr[4],
-				    regs->gpr[5], regs->gpr[6]);
+	audit_syscall_entry(audit_arch(), regs->syscallno,
+			    regs->gpr[3], regs->gpr[4],
+			    regs->gpr[5], regs->gpr[6]);
 
 	return ret ? : regs->syscallno;
 }
@@ -201,9 +199,7 @@
 {
 	int step;
 
-	if (unlikely(current->audit_context))
-		audit_syscall_exit(AUDITSC_RESULT(regs->gpr[11]),
-				   regs->gpr[11]);
+	audit_syscall_exit(regs);
 
 	step = test_thread_flag(TIF_SINGLESTEP);
 	if (step || test_thread_flag(TIF_SYSCALL_TRACE))
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 55cca1d..19ab7b2 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -31,7 +31,11 @@
 UTS_MACHINE	:= parisc64
 CHECKFLAGS	+= -D__LP64__=1 -m64
 WIDTH		:= 64
+
+# FIXME: if no default set, should really try to locate dynamically
+ifeq ($(CROSS_COMPILE),)
 CROSS_COMPILE	:= hppa64-linux-gnu-
+endif
 else # 32-bit
 WIDTH		:=
 endif
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 4f80cf1..3e57a00 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -1213,7 +1213,7 @@
 	stw	r3,_TRAP(r1)
 2:	addi	r3,r1,STACK_FRAME_OVERHEAD
 	mr	r4,r9
-	bl	do_signal
+	bl	do_notify_resume
 	REST_NVGPRS(r1)
 	b	recheck
 
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index d834425..866462c 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -751,12 +751,16 @@
 
 	andi.	r0,r4,_TIF_NEED_RESCHED
 	beq	1f
+	li	r5,1
+	TRACE_AND_RESTORE_IRQ(r5);
 	bl	.schedule
 	b	.ret_from_except_lite
 
 1:	bl	.save_nvgprs
+	li	r5,1
+	TRACE_AND_RESTORE_IRQ(r5);
 	addi	r3,r1,STACK_FRAME_OVERHEAD
-	bl	.do_signal
+	bl	.do_notify_resume
 	b	.ret_from_except
 
 unrecov_restore:
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 3844ca7..15c5a4f 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -774,8 +774,8 @@
 program_check_common:
 	EXCEPTION_PROLOG_COMMON(0x700, PACA_EXGEN)
 	bl	.save_nvgprs
-	addi	r3,r1,STACK_FRAME_OVERHEAD
 	DISABLE_INTS
+	addi	r3,r1,STACK_FRAME_OVERHEAD
 	bl	.program_check_exception
 	b	.ret_from_except
 
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index 2300426..ac6e437 100644
--- a/arch/powerpc/kernel/signal.c
+++ b/arch/powerpc/kernel/signal.c
@@ -11,6 +11,7 @@
 
 #include <linux/tracehook.h>
 #include <linux/signal.h>
+#include <linux/key.h>
 #include <asm/hw_breakpoint.h>
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -113,8 +114,9 @@
 	}
 }
 
-static int do_signal_pending(sigset_t *oldset, struct pt_regs *regs)
+static int do_signal(struct pt_regs *regs)
 {
+	sigset_t *oldset;
 	siginfo_t info;
 	int signr;
 	struct k_sigaction ka;
@@ -123,7 +125,7 @@
 
 	if (current_thread_info()->local_flags & _TLF_RESTORE_SIGMASK)
 		oldset = &current->saved_sigmask;
-	else if (!oldset)
+	else
 		oldset = &current->blocked;
 
 	signr = get_signal_to_deliver(&info, &ka, regs, NULL);
@@ -191,14 +193,16 @@
 	return ret;
 }
 
-void do_signal(struct pt_regs *regs, unsigned long thread_info_flags)
+void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
 {
 	if (thread_info_flags & _TIF_SIGPENDING)
-		do_signal_pending(NULL, regs);
+		do_signal(regs);
 
 	if (thread_info_flags & _TIF_NOTIFY_RESUME) {
 		clear_thread_flag(TIF_NOTIFY_RESUME);
 		tracehook_notify_resume(regs);
+		if (current->replacement_session_keyring)
+			key_replace_session_keyring();
 	}
 }
 
diff --git a/arch/powerpc/kernel/signal.h b/arch/powerpc/kernel/signal.h
index 6c0ddfc..8dde973 100644
--- a/arch/powerpc/kernel/signal.h
+++ b/arch/powerpc/kernel/signal.h
@@ -12,7 +12,7 @@
 
 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
 
-extern void do_signal(struct pt_regs *regs, unsigned long thread_info_flags);
+extern void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags);
 
 extern void __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs,
 				  size_t frame_size, int is_32);
diff --git a/arch/powerpc/platforms/wsp/smp.c b/arch/powerpc/platforms/wsp/smp.c
index 71bd105..0ba103a 100644
--- a/arch/powerpc/platforms/wsp/smp.c
+++ b/arch/powerpc/platforms/wsp/smp.c
@@ -71,7 +71,7 @@
 
 static int __init smp_a2_probe(void)
 {
-	return cpus_weight(cpu_possible_map);
+	return num_possible_cpus();
 }
 
 static struct smp_ops_t a2_smp_ops = {
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index d172758..6d99a5f 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -227,6 +227,9 @@
 config SYSVIPC_COMPAT
 	def_bool y if COMPAT && SYSVIPC
 
+config KEYS_COMPAT
+	def_bool y if COMPAT && KEYS
+
 config AUDIT_ARCH
 	def_bool y
 
diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h
index 2e49748..234f1d8 100644
--- a/arch/s390/include/asm/compat.h
+++ b/arch/s390/include/asm/compat.h
@@ -172,13 +172,6 @@
 	return is_32bit_task();
 }
 
-#else
-
-static inline int is_compat_task(void)
-{
-	return 0;
-}
-
 #endif
 
 static inline void __user *arch_compat_alloc_user_space(long len)
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 18c51df..ff605a3 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -662,7 +662,7 @@
 ENTRY(sys32_poll_wrapper)
 	llgtr	%r2,%r2			# struct pollfd *
 	llgfr	%r3,%r3			# unsigned int
-	lgfr	%r4,%r4			# long
+	lgfr	%r4,%r4			# int
 	jg	sys_poll		# branch to system call
 
 ENTRY(sys32_setresgid16_wrapper)
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index 39f8fd4..c383ce4 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -11,7 +11,6 @@
 #include <linux/module.h>
 #include <linux/gfp.h>
 #include <linux/slab.h>
-#include <linux/crash_dump.h>
 #include <linux/bootmem.h>
 #include <linux/elf.h>
 #include <asm/ipl.h>
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 3201ae4..e795933 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -29,7 +29,6 @@
 #include <asm/irq.h>
 #include <asm/timer.h>
 #include <asm/nmi.h>
-#include <asm/compat.h>
 #include <asm/smp.h>
 #include "entry.h"
 
@@ -76,7 +75,6 @@
 	if (test_thread_flag(TIF_MCCK_PENDING)) {
 		local_mcck_enable();
 		local_irq_enable();
-		s390_handle_mcck();
 		return;
 	}
 	trace_hardirqs_on();
@@ -93,10 +91,12 @@
 	for (;;) {
 		tick_nohz_idle_enter();
 		rcu_idle_enter();
-		while (!need_resched())
+		while (!need_resched() && !test_thread_flag(TIF_MCCK_PENDING))
 			default_idle();
 		rcu_idle_exit();
 		tick_nohz_idle_exit();
+		if (test_thread_flag(TIF_MCCK_PENDING))
+			s390_handle_mcck();
 		preempt_enable_no_resched();
 		schedule();
 		preempt_disable();
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 9d82ed4..61f9548 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -20,8 +20,8 @@
 #include <linux/regset.h>
 #include <linux/tracehook.h>
 #include <linux/seccomp.h>
+#include <linux/compat.h>
 #include <trace/syscall.h>
-#include <asm/compat.h>
 #include <asm/segment.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 354de07..3b2efc8 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -46,6 +46,7 @@
 #include <linux/kexec.h>
 #include <linux/crash_dump.h>
 #include <linux/memory.h>
+#include <linux/compat.h>
 
 #include <asm/ipl.h>
 #include <asm/uaccess.h>
@@ -59,7 +60,6 @@
 #include <asm/ptrace.h>
 #include <asm/sections.h>
 #include <asm/ebcdic.h>
-#include <asm/compat.h>
 #include <asm/kvm_virtio.h>
 #include <asm/diag.h>
 
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index a8ba840..2d421d9 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -30,7 +30,6 @@
 #include <asm/ucontext.h>
 #include <asm/uaccess.h>
 #include <asm/lowcore.h>
-#include <asm/compat.h>
 #include "entry.h"
 
 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index fa02f44..14da278 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -113,11 +113,14 @@
 static int s390_next_ktime(ktime_t expires,
 			   struct clock_event_device *evt)
 {
+	struct timespec ts;
 	u64 nsecs;
 
-	nsecs = ktime_to_ns(ktime_sub(expires, ktime_get_monotonic_offset()));
+	ts.tv_sec = ts.tv_nsec = 0;
+	monotonic_to_bootbased(&ts);
+	nsecs = ktime_to_ns(ktime_add(timespec_to_ktime(ts), expires));
 	do_div(nsecs, 125);
-	S390_lowcore.clock_comparator = TOD_UNIX_EPOCH + (nsecs << 9);
+	S390_lowcore.clock_comparator = sched_clock_base_cc + (nsecs << 9);
 	set_clock_comparator(S390_lowcore.clock_comparator);
 	return 0;
 }
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 354dd39..e8fcd92 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -36,7 +36,6 @@
 #include <asm/pgtable.h>
 #include <asm/irq.h>
 #include <asm/mmu_context.h>
-#include <asm/compat.h>
 #include "../kernel/entry.h"
 
 #ifndef CONFIG_64BIT
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index 5d63301..5023661 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -223,16 +223,38 @@
 #ifdef CONFIG_MEMORY_HOTPLUG
 int arch_add_memory(int nid, u64 start, u64 size)
 {
-	struct pglist_data *pgdat;
+	unsigned long zone_start_pfn, zone_end_pfn, nr_pages;
+	unsigned long start_pfn = PFN_DOWN(start);
+	unsigned long size_pages = PFN_DOWN(size);
 	struct zone *zone;
 	int rc;
 
-	pgdat = NODE_DATA(nid);
-	zone = pgdat->node_zones + ZONE_MOVABLE;
 	rc = vmem_add_mapping(start, size);
 	if (rc)
 		return rc;
-	rc = __add_pages(nid, zone, PFN_DOWN(start), PFN_DOWN(size));
+	for_each_zone(zone) {
+		if (zone_idx(zone) != ZONE_MOVABLE) {
+			/* Add range within existing zone limits */
+			zone_start_pfn = zone->zone_start_pfn;
+			zone_end_pfn = zone->zone_start_pfn +
+				       zone->spanned_pages;
+		} else {
+			/* Add remaining range to ZONE_MOVABLE */
+			zone_start_pfn = start_pfn;
+			zone_end_pfn = start_pfn + size_pages;
+		}
+		if (start_pfn < zone_start_pfn || start_pfn >= zone_end_pfn)
+			continue;
+		nr_pages = (start_pfn + size_pages > zone_end_pfn) ?
+			   zone_end_pfn - start_pfn : size_pages;
+		rc = __add_pages(nid, zone, start_pfn, nr_pages);
+		if (rc)
+			break;
+		start_pfn += nr_pages;
+		size_pages -= nr_pages;
+		if (!size_pages)
+			break;
+	}
 	if (rc)
 		vmem_remove_mapping(start, size);
 	return rc;
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index f09c748..a0155c0 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -29,8 +29,8 @@
 #include <linux/mman.h>
 #include <linux/module.h>
 #include <linux/random.h>
+#include <linux/compat.h>
 #include <asm/pgalloc.h>
-#include <asm/compat.h>
 
 static unsigned long stack_maxrandom_size(void)
 {
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 9a4d02f..51b0738 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -574,7 +574,7 @@
 	page = pfn_to_page(__pa(table) >> PAGE_SHIFT);
 	mp = (struct gmap_pgtable *) page->index;
 	BUG_ON(!list_empty(&mp->mapper));
-	pgtable_page_ctor(page);
+	pgtable_page_dtor(page);
 	atomic_set(&page->_mapcount, -1);
 	kfree(mp);
 	__free_page(page);
diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c
index 0838154..24b1ee4 100644
--- a/arch/sh/boards/board-sh7757lcr.c
+++ b/arch/sh/boards/board-sh7757lcr.c
@@ -169,6 +169,11 @@
 		.end    = 0xfee00fff,
 		.flags  = IORESOURCE_MEM,
 	}, {
+		/* TSU */
+		.start  = 0xfee01800,
+		.end    = 0xfee01fff,
+		.flags  = IORESOURCE_MEM,
+	}, {
 		.start  = 316,
 		.end    = 316,
 		.flags  = IORESOURCE_IRQ,
@@ -210,20 +215,13 @@
 	},
 };
 
-static struct sh_mmcif_dma sh7757lcr_mmcif_dma = {
-	.chan_priv_tx	= {
-		.slave_id = SHDMA_SLAVE_MMCIF_TX,
-	},
-	.chan_priv_rx	= {
-		.slave_id = SHDMA_SLAVE_MMCIF_RX,
-	}
-};
-
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
-	.dma		= &sh7757lcr_mmcif_dma,
 	.sup_pclk	= 0x0f,
-	.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
+	.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA |
+			  MMC_CAP_NONREMOVABLE,
 	.ocr		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.slave_id_tx	= SHDMA_SLAVE_MMCIF_TX,
+	.slave_id_rx	= SHDMA_SLAVE_MMCIF_RX,
 };
 
 static struct platform_device sh_mmcif_device = {
diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c
index 6418e95..ebd0f81 100644
--- a/arch/sh/boards/mach-ap325rxa/setup.c
+++ b/arch/sh/boards/mach-ap325rxa/setup.c
@@ -22,6 +22,7 @@
 #include <linux/i2c.h>
 #include <linux/smsc911x.h>
 #include <linux/gpio.h>
+#include <linux/videodev2.h>
 #include <media/ov772x.h>
 #include <media/soc_camera.h>
 #include <media/soc_camera_platform.h>
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 1e146fc..59daae2 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -29,9 +29,11 @@
 #include <linux/input.h>
 #include <linux/input/sh_keysc.h>
 #include <linux/sh_eth.h>
+#include <linux/videodev2.h>
 #include <video/sh_mobile_lcdc.h>
 #include <sound/sh_fsi.h>
 #include <media/sh_mobile_ceu.h>
+#include <media/soc_camera.h>
 #include <media/tw9910.h>
 #include <media/mt9t112.h>
 #include <asm/heartbeat.h>
diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c
index 2a18b06..5b382e1 100644
--- a/arch/sh/boards/mach-kfr2r09/setup.c
+++ b/arch/sh/boards/mach-kfr2r09/setup.c
@@ -22,6 +22,7 @@
 #include <linux/input/sh_keysc.h>
 #include <linux/i2c.h>
 #include <linux/usb/r8a66597.h>
+#include <linux/videodev2.h>
 #include <media/rj54n1cb0c.h>
 #include <media/soc_camera.h>
 #include <media/sh_mobile_ceu.h>
diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index 68c3d6f..d37ba27 100644
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -21,9 +21,11 @@
 #include <linux/delay.h>
 #include <linux/clk.h>
 #include <linux/gpio.h>
+#include <linux/videodev2.h>
 #include <video/sh_mobile_lcdc.h>
 #include <media/sh_mobile_ceu.h>
 #include <media/ov772x.h>
+#include <media/soc_camera.h>
 #include <media/tw9910.h>
 #include <asm/clock.h>
 #include <asm/machvec.h>
diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index 1fc5d47..59f4db8 100644
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -24,6 +24,7 @@
 #include <linux/input/sh_keysc.h>
 #include <linux/usb/r8a66597.h>
 #include <linux/sh_eth.h>
+#include <linux/videodev2.h>
 #include <video/sh_mobile_lcdc.h>
 #include <media/sh_mobile_ceu.h>
 #include <sound/sh_fsi.h>
diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c
index fa7b978..fb8f1499 100644
--- a/arch/sh/drivers/pci/pci-sh7780.c
+++ b/arch/sh/drivers/pci/pci-sh7780.c
@@ -74,7 +74,7 @@
 	{ SH4_PCIINT_MLCK,	"master lock error" },
 	{ SH4_PCIINT_TABT,	"target-target abort" },
 	{ SH4_PCIINT_TRET,	"target retry time out" },
-	{ SH4_PCIINT_MFDE,	"master function disable erorr" },
+	{ SH4_PCIINT_MFDE,	"master function disable error" },
 	{ SH4_PCIINT_PRTY,	"address parity error" },
 	{ SH4_PCIINT_SERR,	"SERR" },
 	{ SH4_PCIINT_TWDP,	"data parity error for target write" },
diff --git a/arch/sh/include/asm/device.h b/arch/sh/include/asm/device.h
index a1c9c0d..071bcb4 100644
--- a/arch/sh/include/asm/device.h
+++ b/arch/sh/include/asm/device.h
@@ -3,9 +3,10 @@
  *
  * This file is released under the GPLv2
  */
+#ifndef __ASM_SH_DEVICE_H
+#define __ASM_SH_DEVICE_H
 
-struct dev_archdata {
-};
+#include <asm-generic/device.h>
 
 struct platform_device;
 /* allocate contiguous memory chunk and fill in struct resource */
@@ -14,5 +15,4 @@
 
 void plat_early_device_setup(void);
 
-struct pdev_archdata {
-};
+#endif /* __ASM_SH_DEVICE_H */
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
index b3c039a..70bd966 100644
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
@@ -343,7 +343,7 @@
 	CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[HWBLK_CEU1]),
 	CLKDEV_CON_ID("beu1", &mstp_clks[HWBLK_BEU1]),
 	CLKDEV_CON_ID("2ddmac0", &mstp_clks[HWBLK_2DDMAC]),
-	CLKDEV_CON_ID("spu0", &mstp_clks[HWBLK_SPU]),
+	CLKDEV_DEV_ID("sh_fsi.0", &mstp_clks[HWBLK_SPU]),
 	CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]),
 	CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]),
 	CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU0]),
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
index a7b2da6..2875e8b 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
@@ -133,7 +133,7 @@
 	[0] = {
 		.start	= 0xfe002000,
 		.end	= 0xfe0020ff,
-		.flags	= IORESOURCE_MEM,
+		.flags	= IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
 	},
 	[1] = {
 		.start	= 86,
@@ -661,6 +661,25 @@
 	.resource	= spi0_resources,
 };
 
+static struct resource spi1_resources[] = {
+	{
+		.start	= 0xffd8ee70,
+		.end	= 0xffd8eeff,
+		.flags	= IORESOURCE_MEM | IORESOURCE_MEM_8BIT,
+	},
+	{
+		.start	= 54,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device spi1_device = {
+	.name	= "sh_spi",
+	.id	= 1,
+	.num_resources	= ARRAY_SIZE(spi1_resources),
+	.resource	= spi1_resources,
+};
+
 static struct resource usb_ehci_resources[] = {
 	[0] = {
 		.start	= 0xfe4f1000,
@@ -720,6 +739,7 @@
 	&dma2_device,
 	&dma3_device,
 	&spi0_device,
+	&spi1_device,
 	&usb_ehci_device,
 	&usb_ohci_device,
 };
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 3147a9a..f624174 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -63,7 +63,7 @@
 	mp_ops->prepare_cpus(max_cpus);
 
 #ifndef CONFIG_HOTPLUG_CPU
-	init_cpu_present(&cpu_possible_map);
+	init_cpu_present(cpu_possible_mask);
 #endif
 }
 
diff --git a/arch/sh/kernel/topology.c b/arch/sh/kernel/topology.c
index 4649a6f..772caff 100644
--- a/arch/sh/kernel/topology.c
+++ b/arch/sh/kernel/topology.c
@@ -27,7 +27,7 @@
 	 * Presently all SH-X3 SMP cores are multi-cores, so just keep it
 	 * simple until we have a method for determining topology..
 	 */
-	return cpu_possible_map;
+	return *cpu_possible_mask;
 }
 
 const struct cpumask *cpu_coregroup_mask(unsigned int cpu)
diff --git a/arch/sh/mm/cache-sh2a.c b/arch/sh/mm/cache-sh2a.c
index ae08cbb..949e2d3 100644
--- a/arch/sh/mm/cache-sh2a.c
+++ b/arch/sh/mm/cache-sh2a.c
@@ -23,6 +23,7 @@
 #define MAX_OCACHE_PAGES	32
 #define MAX_ICACHE_PAGES	32
 
+#ifdef CONFIG_CACHE_WRITEBACK
 static void sh2a_flush_oc_line(unsigned long v, int way)
 {
 	unsigned long addr = (v & 0x000007f0) | (way << 11);
@@ -34,6 +35,7 @@
 		__raw_writel(data, CACHE_OC_ADDRESS_ARRAY | addr);
 	}
 }
+#endif
 
 static void sh2a_invalidate_line(unsigned long cache_addr, unsigned long v)
 {
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index fd84387..39e4909 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -315,6 +315,13 @@
 	current->mm->free_area_cache = TASK_UNMAPPED_BASE;
 	current->mm->cached_hole_size = 0;
 
+	retval = setup_arg_pages(bprm, IA32_STACK_TOP, EXSTACK_DEFAULT);
+	if (retval < 0) {
+		/* Someone check-me: is this error path enough? */
+		send_sig(SIGKILL, current, 0);
+		return retval;
+	}
+
 	install_exec_creds(bprm);
 	current->flags &= ~PF_FORKNOEXEC;
 
@@ -410,13 +417,6 @@
 
 	set_brk(current->mm->start_brk, current->mm->brk);
 
-	retval = setup_arg_pages(bprm, IA32_STACK_TOP, EXSTACK_DEFAULT);
-	if (retval < 0) {
-		/* Someone check-me: is this error path enough? */
-		send_sig(SIGKILL, current, 0);
-		return retval;
-	}
-
 	current->mm->start_stack =
 		(unsigned long)create_aout_tables((char __user *)bprm->p, bprm);
 	/* start thread */
diff --git a/arch/x86/include/asm/i387.h b/arch/x86/include/asm/i387.h
index a850b4d..2479049 100644
--- a/arch/x86/include/asm/i387.h
+++ b/arch/x86/include/asm/i387.h
@@ -29,10 +29,11 @@
 extern void fpu_init(void);
 extern void mxcsr_feature_mask_init(void);
 extern int init_fpu(struct task_struct *child);
-extern void __math_state_restore(struct task_struct *);
 extern void math_state_restore(void);
 extern int dump_fpu(struct pt_regs *, struct user_i387_struct *);
 
+DECLARE_PER_CPU(struct task_struct *, fpu_owner_task);
+
 extern user_regset_active_fn fpregs_active, xfpregs_active;
 extern user_regset_get_fn fpregs_get, xfpregs_get, fpregs_soft_get,
 				xstateregs_get;
@@ -269,6 +270,16 @@
 
 static inline int restore_fpu_checking(struct task_struct *tsk)
 {
+	/* AMD K7/K8 CPUs don't save/restore FDP/FIP/FOP unless an exception
+	   is pending.  Clear the x87 state here by setting it to fixed
+	   values. "m" is a random variable that should be in L1 */
+	alternative_input(
+		ASM_NOP8 ASM_NOP2,
+		"emms\n\t"	  	/* clear stack tags */
+		"fildl %P[addr]",	/* set F?P to defined value */
+		X86_FEATURE_FXSAVE_LEAK,
+		[addr] "m" (tsk->thread.fpu.has_fpu));
+
 	return fpu_restore_checking(&tsk->thread.fpu);
 }
 
@@ -279,19 +290,21 @@
  */
 static inline int __thread_has_fpu(struct task_struct *tsk)
 {
-	return tsk->thread.has_fpu;
+	return tsk->thread.fpu.has_fpu;
 }
 
 /* Must be paired with an 'stts' after! */
 static inline void __thread_clear_has_fpu(struct task_struct *tsk)
 {
-	tsk->thread.has_fpu = 0;
+	tsk->thread.fpu.has_fpu = 0;
+	percpu_write(fpu_owner_task, NULL);
 }
 
 /* Must be paired with a 'clts' before! */
 static inline void __thread_set_has_fpu(struct task_struct *tsk)
 {
-	tsk->thread.has_fpu = 1;
+	tsk->thread.fpu.has_fpu = 1;
+	percpu_write(fpu_owner_task, tsk);
 }
 
 /*
@@ -336,30 +349,36 @@
  * We don't do that yet, so "fpu_lazy_restore()" always returns
  * false, but some day..
  */
-#define fpu_lazy_restore(tsk) (0)
-#define fpu_lazy_state_intact(tsk) do { } while (0)
+static inline int fpu_lazy_restore(struct task_struct *new, unsigned int cpu)
+{
+	return new == percpu_read_stable(fpu_owner_task) &&
+		cpu == new->thread.fpu.last_cpu;
+}
 
-static inline fpu_switch_t switch_fpu_prepare(struct task_struct *old, struct task_struct *new)
+static inline fpu_switch_t switch_fpu_prepare(struct task_struct *old, struct task_struct *new, int cpu)
 {
 	fpu_switch_t fpu;
 
 	fpu.preload = tsk_used_math(new) && new->fpu_counter > 5;
 	if (__thread_has_fpu(old)) {
-		if (__save_init_fpu(old))
-			fpu_lazy_state_intact(old);
-		__thread_clear_has_fpu(old);
-		old->fpu_counter++;
+		if (!__save_init_fpu(old))
+			cpu = ~0;
+		old->thread.fpu.last_cpu = cpu;
+		old->thread.fpu.has_fpu = 0;	/* But leave fpu_owner_task! */
 
 		/* Don't change CR0.TS if we just switch! */
 		if (fpu.preload) {
+			new->fpu_counter++;
 			__thread_set_has_fpu(new);
 			prefetch(new->thread.fpu.state);
 		} else
 			stts();
 	} else {
 		old->fpu_counter = 0;
+		old->thread.fpu.last_cpu = ~0;
 		if (fpu.preload) {
-			if (fpu_lazy_restore(new))
+			new->fpu_counter++;
+			if (fpu_lazy_restore(new, cpu))
 				fpu.preload = 0;
 			else
 				prefetch(new->thread.fpu.state);
@@ -377,8 +396,10 @@
  */
 static inline void switch_fpu_finish(struct task_struct *new, fpu_switch_t fpu)
 {
-	if (fpu.preload)
-		__math_state_restore(new);
+	if (fpu.preload) {
+		if (unlikely(restore_fpu_checking(new)))
+			__thread_fpu_end(new);
+	}
 }
 
 /*
@@ -451,8 +472,10 @@
 		__save_init_fpu(me);
 		__thread_clear_has_fpu(me);
 		/* We do 'stts()' in kernel_fpu_end() */
-	} else
+	} else {
+		percpu_write(fpu_owner_task, NULL);
 		clts();
+	}
 }
 
 static inline void kernel_fpu_end(void)
diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h
index 096c975..461ce43 100644
--- a/arch/x86/include/asm/perf_event.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -242,4 +242,12 @@
 static inline void perf_events_lapic_init(void)	{ }
 #endif
 
+#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_AMD)
+ extern void amd_pmu_enable_virt(void);
+ extern void amd_pmu_disable_virt(void);
+#else
+ static inline void amd_pmu_enable_virt(void) { }
+ static inline void amd_pmu_disable_virt(void) { }
+#endif
+
 #endif /* _ASM_X86_PERF_EVENT_H */
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index f7c89e2..58545c9 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -374,6 +374,8 @@
 };
 
 struct fpu {
+	unsigned int last_cpu;
+	unsigned int has_fpu;
 	union thread_xstate *state;
 };
 
@@ -454,7 +456,6 @@
 	unsigned long		trap_no;
 	unsigned long		error_code;
 	/* floating point and extended processor state */
-	unsigned long		has_fpu;
 	struct fpu		fpu;
 #ifdef CONFIG_X86_32
 	/* Virtual 86 mode info */
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index d43cad7..c0f7d68 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1044,6 +1044,9 @@
 
 DEFINE_PER_CPU(unsigned int, irq_count) = -1;
 
+DEFINE_PER_CPU(struct task_struct *, fpu_owner_task);
+EXPORT_PER_CPU_SYMBOL(fpu_owner_task);
+
 /*
  * Special IST stacks which the CPU switches to when it calls
  * an IST-marked descriptor entry. Up to 7 stacks (hardware
@@ -1111,6 +1114,8 @@
 
 DEFINE_PER_CPU(struct task_struct *, current_task) = &init_task;
 EXPORT_PER_CPU_SYMBOL(current_task);
+DEFINE_PER_CPU(struct task_struct *, fpu_owner_task);
+EXPORT_PER_CPU_SYMBOL(fpu_owner_task);
 
 #ifdef CONFIG_CC_STACKPROTECTOR
 DEFINE_PER_CPU_ALIGNED(struct stack_canary, stack_canary);
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index 6b45e5e..73d08ed 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -326,8 +326,7 @@
 	l3->indices = (max(max3(sc0, sc1, sc2), sc3) << 10) - 1;
 }
 
-static void __cpuinit amd_init_l3_cache(struct _cpuid4_info_regs *this_leaf,
-					int index)
+static void __cpuinit amd_init_l3_cache(struct _cpuid4_info_regs *this_leaf, int index)
 {
 	int node;
 
@@ -725,14 +724,16 @@
 #define CPUID4_INFO_IDX(x, y)	(&((per_cpu(ici_cpuid4_info, x))[y]))
 
 #ifdef CONFIG_SMP
-static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index)
+
+static int __cpuinit cache_shared_amd_cpu_map_setup(unsigned int cpu, int index)
 {
-	struct _cpuid4_info	*this_leaf, *sibling_leaf;
-	unsigned long num_threads_sharing;
-	int index_msb, i, sibling;
+	struct _cpuid4_info *this_leaf;
+	int ret, i, sibling;
 	struct cpuinfo_x86 *c = &cpu_data(cpu);
 
-	if ((index == 3) && (c->x86_vendor == X86_VENDOR_AMD)) {
+	ret = 0;
+	if (index == 3) {
+		ret = 1;
 		for_each_cpu(i, cpu_llc_shared_mask(cpu)) {
 			if (!per_cpu(ici_cpuid4_info, i))
 				continue;
@@ -743,8 +744,35 @@
 				set_bit(sibling, this_leaf->shared_cpu_map);
 			}
 		}
-		return;
+	} else if ((c->x86 == 0x15) && ((index == 1) || (index == 2))) {
+		ret = 1;
+		for_each_cpu(i, cpu_sibling_mask(cpu)) {
+			if (!per_cpu(ici_cpuid4_info, i))
+				continue;
+			this_leaf = CPUID4_INFO_IDX(i, index);
+			for_each_cpu(sibling, cpu_sibling_mask(cpu)) {
+				if (!cpu_online(sibling))
+					continue;
+				set_bit(sibling, this_leaf->shared_cpu_map);
+			}
+		}
 	}
+
+	return ret;
+}
+
+static void __cpuinit cache_shared_cpu_map_setup(unsigned int cpu, int index)
+{
+	struct _cpuid4_info *this_leaf, *sibling_leaf;
+	unsigned long num_threads_sharing;
+	int index_msb, i;
+	struct cpuinfo_x86 *c = &cpu_data(cpu);
+
+	if (c->x86_vendor == X86_VENDOR_AMD) {
+		if (cache_shared_amd_cpu_map_setup(cpu, index))
+			return;
+	}
+
 	this_leaf = CPUID4_INFO_IDX(cpu, index);
 	num_threads_sharing = 1 + this_leaf->base.eax.split.num_threads_sharing;
 
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 786e76a..e4eeaaf 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -528,6 +528,7 @@
 
 	sprintf(name, "threshold_bank%i", bank);
 
+#ifdef CONFIG_SMP
 	if (cpu_data(cpu).cpu_core_id && shared_bank[bank]) {	/* symlink */
 		i = cpumask_first(cpu_llc_shared_mask(cpu));
 
@@ -553,6 +554,7 @@
 
 		goto out;
 	}
+#endif
 
 	b = kzalloc(sizeof(struct threshold_bank), GFP_KERNEL);
 	if (!b) {
diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h
index 8944062..c30c807 100644
--- a/arch/x86/kernel/cpu/perf_event.h
+++ b/arch/x86/kernel/cpu/perf_event.h
@@ -147,7 +147,9 @@
 	/*
 	 * AMD specific bits
 	 */
-	struct amd_nb		*amd_nb;
+	struct amd_nb			*amd_nb;
+	/* Inverted mask of bits to clear in the perf_ctr ctrl registers */
+	u64				perf_ctr_virt_mask;
 
 	void				*kfree_on_online;
 };
@@ -417,9 +419,11 @@
 static inline void __x86_pmu_enable_event(struct hw_perf_event *hwc,
 					  u64 enable_mask)
 {
+	u64 disable_mask = __this_cpu_read(cpu_hw_events.perf_ctr_virt_mask);
+
 	if (hwc->extra_reg.reg)
 		wrmsrl(hwc->extra_reg.reg, hwc->extra_reg.config);
-	wrmsrl(hwc->config_base, hwc->config | enable_mask);
+	wrmsrl(hwc->config_base, (hwc->config | enable_mask) & ~disable_mask);
 }
 
 void x86_pmu_enable_all(int added);
diff --git a/arch/x86/kernel/cpu/perf_event_amd.c b/arch/x86/kernel/cpu/perf_event_amd.c
index 0397b23..67250a5 100644
--- a/arch/x86/kernel/cpu/perf_event_amd.c
+++ b/arch/x86/kernel/cpu/perf_event_amd.c
@@ -1,4 +1,5 @@
 #include <linux/perf_event.h>
+#include <linux/export.h>
 #include <linux/types.h>
 #include <linux/init.h>
 #include <linux/slab.h>
@@ -357,7 +358,9 @@
 	struct amd_nb *nb;
 	int i, nb_id;
 
-	if (boot_cpu_data.x86_max_cores < 2)
+	cpuc->perf_ctr_virt_mask = AMD_PERFMON_EVENTSEL_HOSTONLY;
+
+	if (boot_cpu_data.x86_max_cores < 2 || boot_cpu_data.x86 == 0x15)
 		return;
 
 	nb_id = amd_get_nb_id(cpu);
@@ -587,9 +590,9 @@
 	.put_event_constraints	= amd_put_event_constraints,
 
 	.cpu_prepare		= amd_pmu_cpu_prepare,
-	.cpu_starting		= amd_pmu_cpu_starting,
 	.cpu_dead		= amd_pmu_cpu_dead,
 #endif
+	.cpu_starting		= amd_pmu_cpu_starting,
 };
 
 __init int amd_pmu_init(void)
@@ -621,3 +624,33 @@
 
 	return 0;
 }
+
+void amd_pmu_enable_virt(void)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+
+	cpuc->perf_ctr_virt_mask = 0;
+
+	/* Reload all events */
+	x86_pmu_disable_all();
+	x86_pmu_enable_all(0);
+}
+EXPORT_SYMBOL_GPL(amd_pmu_enable_virt);
+
+void amd_pmu_disable_virt(void)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+
+	/*
+	 * We only mask out the Host-only bit so that host-only counting works
+	 * when SVM is disabled. If someone sets up a guest-only counter when
+	 * SVM is disabled the Guest-only bits still gets set and the counter
+	 * will not count anything.
+	 */
+	cpuc->perf_ctr_virt_mask = AMD_PERFMON_EVENTSEL_HOSTONLY;
+
+	/* Reload all events */
+	x86_pmu_disable_all();
+	x86_pmu_enable_all(0);
+}
+EXPORT_SYMBOL_GPL(amd_pmu_disable_virt);
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 3fe8239..1333d98 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -1532,10 +1532,17 @@
 	pushq_cfi %rdx
 
 	/*
+	 * If %cs was not the kernel segment, then the NMI triggered in user
+	 * space, which means it is definitely not nested.
+	 */
+	cmpl $__KERNEL_CS, 16(%rsp)
+	jne first_nmi
+
+	/*
 	 * Check the special variable on the stack to see if NMIs are
 	 * executing.
 	 */
-	cmp $1, -8(%rsp)
+	cmpl $1, -8(%rsp)
 	je nested_nmi
 
 	/*
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index ac0417b..73465aa 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -360,7 +360,6 @@
 static enum ucode_state
 request_microcode_user(int cpu, const void __user *buf, size_t size)
 {
-	pr_info("AMD microcode update via /dev/cpu/microcode not supported\n");
 	return UCODE_ERROR;
 }
 
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index 80bfe1a..c08d1ff 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -214,6 +214,7 @@
 
 	task_user_gs(p) = get_user_gs(regs);
 
+	p->fpu_counter = 0;
 	p->thread.io_bitmap_ptr = NULL;
 	tsk = current;
 	err = -ENOMEM;
@@ -303,7 +304,7 @@
 
 	/* never put a printk in __switch_to... printk() calls wake_up*() indirectly */
 
-	fpu = switch_fpu_prepare(prev_p, next_p);
+	fpu = switch_fpu_prepare(prev_p, next_p, cpu);
 
 	/*
 	 * Reload esp0.
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 1fd94bc..cfa5c90 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -286,6 +286,7 @@
 
 	set_tsk_thread_flag(p, TIF_FORK);
 
+	p->fpu_counter = 0;
 	p->thread.io_bitmap_ptr = NULL;
 
 	savesegment(gs, p->thread.gsindex);
@@ -388,7 +389,7 @@
 	unsigned fsindex, gsindex;
 	fpu_switch_t fpu;
 
-	fpu = switch_fpu_prepare(prev_p, next_p);
+	fpu = switch_fpu_prepare(prev_p, next_p, cpu);
 
 	/*
 	 * Reload esp0, LDT and the page table pointer:
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 77da5b4..4bbe04d 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -571,37 +571,6 @@
 }
 
 /*
- * This gets called with the process already owning the
- * FPU state, and with CR0.TS cleared. It just needs to
- * restore the FPU register state.
- */
-void __math_state_restore(struct task_struct *tsk)
-{
-	/* We need a safe address that is cheap to find and that is already
-	   in L1. We've just brought in "tsk->thread.has_fpu", so use that */
-#define safe_address (tsk->thread.has_fpu)
-
-	/* AMD K7/K8 CPUs don't save/restore FDP/FIP/FOP unless an exception
-	   is pending.  Clear the x87 state here by setting it to fixed
-	   values. safe_address is a random variable that should be in L1 */
-	alternative_input(
-		ASM_NOP8 ASM_NOP2,
-		"emms\n\t"	  	/* clear stack tags */
-		"fildl %P[addr]",	/* set F?P to defined value */
-		X86_FEATURE_FXSAVE_LEAK,
-		[addr] "m" (safe_address));
-
-	/*
-	 * Paranoid restore. send a SIGSEGV if we fail to restore the state.
-	 */
-	if (unlikely(restore_fpu_checking(tsk))) {
-		__thread_fpu_end(tsk);
-		force_sig(SIGSEGV, tsk);
-		return;
-	}
-}
-
-/*
  * 'math_state_restore()' saves the current math information in the
  * old math state array, and gets the new ones from the current task
  *
@@ -631,7 +600,14 @@
 	}
 
 	__thread_fpu_begin(tsk);
-	__math_state_restore(tsk);
+	/*
+	 * Paranoid restore. send a SIGSEGV if we fail to restore the state.
+	 */
+	if (unlikely(restore_fpu_checking(tsk))) {
+		__thread_fpu_end(tsk);
+		force_sig(SIGSEGV, tsk);
+		return;
+	}
 
 	tsk->fpu_counter++;
 }
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 5fa553b..e385214 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -29,6 +29,7 @@
 #include <linux/ftrace_event.h>
 #include <linux/slab.h>
 
+#include <asm/perf_event.h>
 #include <asm/tlbflush.h>
 #include <asm/desc.h>
 #include <asm/kvm_para.h>
@@ -575,6 +576,8 @@
 		wrmsrl(MSR_AMD64_TSC_RATIO, TSC_RATIO_DEFAULT);
 
 	cpu_svm_disable();
+
+	amd_pmu_disable_virt();
 }
 
 static int svm_hardware_enable(void *garbage)
@@ -622,6 +625,8 @@
 
 	svm_init_erratum_383();
 
+	amd_pmu_enable_virt();
+
 	return 0;
 }
 
diff --git a/arch/x86/lib/delay.c b/arch/x86/lib/delay.c
index fc45ba8..e395693 100644
--- a/arch/x86/lib/delay.c
+++ b/arch/x86/lib/delay.c
@@ -48,9 +48,9 @@
 }
 
 /* TSC based delay: */
-static void delay_tsc(unsigned long loops)
+static void delay_tsc(unsigned long __loops)
 {
-	unsigned long bclock, now;
+	u32 bclock, now, loops = __loops;
 	int cpu;
 
 	preempt_disable();
diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c
index f581a18..8ecbb4b 100644
--- a/arch/x86/mm/hugetlbpage.c
+++ b/arch/x86/mm/hugetlbpage.c
@@ -333,13 +333,15 @@
 		 * Lookup failure means no vma is above this address,
 		 * i.e. return with success:
 		 */
-		if (!(vma = find_vma_prev(mm, addr, &prev_vma)))
+		vma = find_vma(mm, addr);
+		if (!vma)
 			return addr;
 
 		/*
 		 * new region fits between prev_vma->vm_end and
 		 * vma->vm_start, use it:
 		 */
+		prev_vma = vma->vm_prev;
 		if (addr + len <= vma->vm_start &&
 		            (!prev_vma || (addr >= prev_vma->vm_end))) {
 			/* remember the address as a hint for next time */
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index a312e76..49a5cb5 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -60,6 +60,16 @@
 			DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."),
 		},
 	},
+	/* https://bugzilla.kernel.org/show_bug.cgi?id=42619 */
+	{
+		.callback = set_use_crs,
+		.ident = "MSI MS-7253",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
+			DMI_MATCH(DMI_BOARD_NAME, "MS-7253"),
+			DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies, LTD"),
+		},
+	},
 
 	/* Now for the blacklist.. */
 
@@ -282,9 +292,6 @@
 	int i;
 	struct resource *res, *root, *conflict;
 
-	if (!pci_use_crs)
-		return;
-
 	coalesce_windows(info, IORESOURCE_MEM);
 	coalesce_windows(info, IORESOURCE_IO);
 
@@ -336,8 +343,13 @@
 	acpi_walk_resources(device->handle, METHOD_NAME__CRS, setup_resource,
 				&info);
 
-	add_resources(&info);
-	return;
+	if (pci_use_crs) {
+		add_resources(&info);
+
+		return;
+	}
+
+	kfree(info.name);
 
 name_alloc_fail:
 	kfree(info.res);
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 12eb07b..4172af8 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1141,7 +1141,9 @@
 
 	/* Prevent unwanted bits from being set in PTEs. */
 	__supported_pte_mask &= ~_PAGE_GLOBAL;
+#if 0
 	if (!xen_initial_domain())
+#endif
 		__supported_pte_mask &= ~(_PAGE_PWT | _PAGE_PCD);
 
 	__supported_pte_mask |= _PAGE_IOMAP;
@@ -1204,10 +1206,6 @@
 
 	pgd = (pgd_t *)xen_start_info->pt_base;
 
-	if (!xen_initial_domain())
-		__supported_pte_mask &= ~(_PAGE_PWT | _PAGE_PCD);
-
-	__supported_pte_mask |= _PAGE_IOMAP;
 	/* Don't do the full vcpu_info placement stuff until we have a
 	   possible map and a non-dummy shared_info. */
 	per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0];
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 58a0e46..95c1cf6 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -415,13 +415,13 @@
 static pteval_t xen_pte_val(pte_t pte)
 {
 	pteval_t pteval = pte.pte;
-
+#if 0
 	/* If this is a WC pte, convert back from Xen WC to Linux WC */
 	if ((pteval & (_PAGE_PAT | _PAGE_PCD | _PAGE_PWT)) == _PAGE_PAT) {
 		WARN_ON(!pat_enabled);
 		pteval = (pteval & ~_PAGE_PAT) | _PAGE_PWT;
 	}
-
+#endif
 	if (xen_initial_domain() && (pteval & _PAGE_IOMAP))
 		return pteval;
 
@@ -463,7 +463,7 @@
 static pte_t xen_make_pte(pteval_t pte)
 {
 	phys_addr_t addr = (pte & PTE_PFN_MASK);
-
+#if 0
 	/* If Linux is trying to set a WC pte, then map to the Xen WC.
 	 * If _PAGE_PAT is set, then it probably means it is really
 	 * _PAGE_PSE, so avoid fiddling with the PAT mapping and hope
@@ -476,7 +476,7 @@
 		if ((pte & (_PAGE_PCD | _PAGE_PWT)) == _PAGE_PWT)
 			pte = (pte & ~(_PAGE_PCD | _PAGE_PWT)) | _PAGE_PAT;
 	}
-
+#endif
 	/*
 	 * Unprivileged domains are allowed to do IOMAPpings for
 	 * PCI passthrough, but not map ISA space.  The ISA
diff --git a/block/partitions/ldm.c b/block/partitions/ldm.c
index bd8ae78..e507cfb 100644
--- a/block/partitions/ldm.c
+++ b/block/partitions/ldm.c
@@ -2,7 +2,7 @@
  * ldm - Support for Windows Logical Disk Manager (Dynamic Disks)
  *
  * Copyright (C) 2001,2002 Richard Russon <ldm@flatcap.org>
- * Copyright (c) 2001-2007 Anton Altaparmakov
+ * Copyright (c) 2001-2012 Anton Altaparmakov
  * Copyright (C) 2001,2002 Jakob Kemi <jakob.kemi@telia.com>
  *
  * Documentation is available at http://www.linux-ntfs.org/doku.php?id=downloads 
@@ -1341,20 +1341,17 @@
 		ldm_error("REC value (%d) exceeds NUM value (%d)", rec, f->num);
 		return false;
 	}
-
 	if (f->map & (1 << rec)) {
 		ldm_error ("Duplicate VBLK, part %d.", rec);
 		f->map &= 0x7F;			/* Mark the group as broken */
 		return false;
 	}
-
 	f->map |= (1 << rec);
-
+	if (!rec)
+		memcpy(f->data, data, VBLK_SIZE_HEAD);
 	data += VBLK_SIZE_HEAD;
 	size -= VBLK_SIZE_HEAD;
-
-	memcpy (f->data+rec*(size-VBLK_SIZE_HEAD)+VBLK_SIZE_HEAD, data, size);
-
+	memcpy(f->data + VBLK_SIZE_HEAD + rec * size, data, size);
 	return true;
 }
 
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index 54eaf96..01c2cf4 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -497,37 +497,22 @@
 }
 
 /**
- *	amba_device_register - register an AMBA device
- *	@dev: AMBA device to register
- *	@parent: parent memory resource
+ *	amba_device_add - add a previously allocated AMBA device structure
+ *	@dev: AMBA device allocated by amba_device_alloc
+ *	@parent: resource parent for this devices resources
  *
- *	Setup the AMBA device, reading the cell ID if present.
- *	Claim the resource, and register the AMBA device with
- *	the Linux device manager.
+ *	Claim the resource, and read the device cell ID if not already
+ *	initialized.  Register the AMBA device with the Linux device
+ *	manager.
  */
-int amba_device_register(struct amba_device *dev, struct resource *parent)
+int amba_device_add(struct amba_device *dev, struct resource *parent)
 {
 	u32 size;
 	void __iomem *tmp;
 	int i, ret;
 
-	device_initialize(&dev->dev);
-
-	/*
-	 * Copy from device_add
-	 */
-	if (dev->dev.init_name) {
-		dev_set_name(&dev->dev, "%s", dev->dev.init_name);
-		dev->dev.init_name = NULL;
-	}
-
-	dev->dev.release = amba_device_release;
-	dev->dev.bus = &amba_bustype;
-	dev->dev.dma_mask = &dev->dma_mask;
-	dev->res.name = dev_name(&dev->dev);
-
-	if (!dev->dev.coherent_dma_mask && dev->dma_mask)
-		dev_warn(&dev->dev, "coherent dma mask is unset\n");
+	WARN_ON(dev->irq[0] == (unsigned int)-1);
+	WARN_ON(dev->irq[1] == (unsigned int)-1);
 
 	ret = request_resource(parent, &dev->res);
 	if (ret)
@@ -582,9 +567,9 @@
 	if (ret)
 		goto err_release;
 
-	if (dev->irq[0] != NO_IRQ)
+	if (dev->irq[0] && dev->irq[0] != NO_IRQ)
 		ret = device_create_file(&dev->dev, &dev_attr_irq0);
-	if (ret == 0 && dev->irq[1] != NO_IRQ)
+	if (ret == 0 && dev->irq[1] && dev->irq[1] != NO_IRQ)
 		ret = device_create_file(&dev->dev, &dev_attr_irq1);
 	if (ret == 0)
 		return ret;
@@ -596,6 +581,74 @@
  err_out:
 	return ret;
 }
+EXPORT_SYMBOL_GPL(amba_device_add);
+
+static void amba_device_initialize(struct amba_device *dev, const char *name)
+{
+	device_initialize(&dev->dev);
+	if (name)
+		dev_set_name(&dev->dev, "%s", name);
+	dev->dev.release = amba_device_release;
+	dev->dev.bus = &amba_bustype;
+	dev->dev.dma_mask = &dev->dma_mask;
+	dev->res.name = dev_name(&dev->dev);
+}
+
+/**
+ *	amba_device_alloc - allocate an AMBA device
+ *	@name: sysfs name of the AMBA device
+ *	@base: base of AMBA device
+ *	@size: size of AMBA device
+ *
+ *	Allocate and initialize an AMBA device structure.  Returns %NULL
+ *	on failure.
+ */
+struct amba_device *amba_device_alloc(const char *name, resource_size_t base,
+	size_t size)
+{
+	struct amba_device *dev;
+
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (dev) {
+		amba_device_initialize(dev, name);
+		dev->res.start = base;
+		dev->res.end = base + size - 1;
+		dev->res.flags = IORESOURCE_MEM;
+	}
+
+	return dev;
+}
+EXPORT_SYMBOL_GPL(amba_device_alloc);
+
+/**
+ *	amba_device_register - register an AMBA device
+ *	@dev: AMBA device to register
+ *	@parent: parent memory resource
+ *
+ *	Setup the AMBA device, reading the cell ID if present.
+ *	Claim the resource, and register the AMBA device with
+ *	the Linux device manager.
+ */
+int amba_device_register(struct amba_device *dev, struct resource *parent)
+{
+	amba_device_initialize(dev, dev->dev.init_name);
+	dev->dev.init_name = NULL;
+
+	if (!dev->dev.coherent_dma_mask && dev->dma_mask)
+		dev_warn(&dev->dev, "coherent dma mask is unset\n");
+
+	return amba_device_add(dev, parent);
+}
+
+/**
+ *	amba_device_put - put an AMBA device
+ *	@dev: AMBA device to put
+ */
+void amba_device_put(struct amba_device *dev)
+{
+	put_device(&dev->dev);
+}
+EXPORT_SYMBOL_GPL(amba_device_put);
 
 /**
  *	amba_device_unregister - unregister an AMBA device
diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index 5d1d076..e8cd652 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -1206,9 +1206,9 @@
 	
  out_unmap_both:
 	pci_set_drvdata(dev, NULL);
-	pci_iounmap(dev, card->config_regs);
- out_unmap_config:
 	pci_iounmap(dev, card->buffers);
+ out_unmap_config:
+	pci_iounmap(dev, card->config_regs);
  out_release_regions:
 	pci_release_regions(dev);
  out:
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 9baf11e..744f078 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3832,7 +3832,7 @@
 	bio.bi_size = size;
 	bio.bi_bdev = bdev;
 	bio.bi_sector = 0;
-	bio.bi_flags = BIO_QUIET;
+	bio.bi_flags = (1 << BIO_QUIET);
 	init_completion(&complete);
 	bio.bi_private = &complete;
 	bio.bi_end_io = floppy_rb0_complete;
diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c
index c1dc4d8..1f3c1a7 100644
--- a/drivers/block/nvme.c
+++ b/drivers/block/nvme.c
@@ -41,6 +41,8 @@
 #include <linux/types.h>
 #include <linux/version.h>
 
+#include <asm-generic/io-64-nonatomic-lo-hi.h>
+
 #define NVME_Q_DEPTH 1024
 #define SQ_SIZE(depth)		(depth * sizeof(struct nvme_command))
 #define CQ_SIZE(depth)		(depth * sizeof(struct nvme_completion))
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index f00f596..789c9b5 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -102,6 +102,7 @@
 
 	/* Broadcom BCM20702A0 */
 	{ USB_DEVICE(0x0a5c, 0x21e3) },
+	{ USB_DEVICE(0x0a5c, 0x21f3) },
 	{ USB_DEVICE(0x413c, 0x8197) },
 
 	{ }	/* Terminating entry */
@@ -726,9 +727,6 @@
 		usb_fill_bulk_urb(urb, data->udev, pipe,
 				skb->data, skb->len, btusb_tx_complete, skb);
 
-		if (skb->priority >= HCI_PRIO_MAX - 1)
-			urb->transfer_flags  = URB_ISO_ASAP;
-
 		hdev->stat.acl_tx++;
 		break;
 
diff --git a/drivers/cpuidle/Kconfig b/drivers/cpuidle/Kconfig
index 7dbc4a8..78a666d 100644
--- a/drivers/cpuidle/Kconfig
+++ b/drivers/cpuidle/Kconfig
@@ -1,7 +1,7 @@
 
 config CPU_IDLE
 	bool "CPU idle PM support"
-	default ACPI
+	default y if ACPI || PPC_PSERIES
 	help
 	  CPU idle is a generic framework for supporting software-controlled
 	  idle processor power management.  It includes modular cross-platform
diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c
index 597235a..0d40cf6 100644
--- a/drivers/crypto/mv_cesa.c
+++ b/drivers/crypto/mv_cesa.c
@@ -714,6 +714,7 @@
 {
 	struct mv_req_hash_ctx *ctx = ahash_request_ctx(req);
 
+	ahash_request_set_crypt(req, NULL, req->result, 0);
 	mv_update_hash_req_ctx(ctx, 1, 0);
 	return mv_handle_req(&req->base);
 }
diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c
index aa08497..73f55e200 100644
--- a/drivers/edac/i3200_edac.c
+++ b/drivers/edac/i3200_edac.c
@@ -15,6 +15,8 @@
 #include <linux/io.h>
 #include "edac_core.h"
 
+#include <asm-generic/io-64-nonatomic-lo-hi.h>
+
 #define I3200_REVISION        "1.1"
 
 #define EDAC_MOD_STR        "i3200_edac"
@@ -101,19 +103,6 @@
 
 static int nr_channels;
 
-#ifndef readq
-static inline __u64 readq(const volatile void __iomem *addr)
-{
-	const volatile u32 __iomem *p = addr;
-	u32 low, high;
-
-	low = readl(p);
-	high = readl(p + 1);
-
-	return low + ((u64)high << 32);
-}
-#endif
-
 static int how_many_channels(struct pci_dev *pdev)
 {
 	unsigned char capid0_8b; /* 8th byte of CAPID0 */
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
index d620b07..618bd4d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c
@@ -28,6 +28,7 @@
 #include "drmP.h"
 #include "drm_crtc_helper.h"
 
+#include <drm/exynos_drm.h>
 #include "exynos_drm_drv.h"
 #include "exynos_drm_encoder.h"
 
@@ -44,8 +45,9 @@
 /* convert exynos_video_timings to drm_display_mode */
 static inline void
 convert_to_display_mode(struct drm_display_mode *mode,
-			struct fb_videomode *timing)
+			struct exynos_drm_panel_info *panel)
 {
+	struct fb_videomode *timing = &panel->timing;
 	DRM_DEBUG_KMS("%s\n", __FILE__);
 
 	mode->clock = timing->pixclock / 1000;
@@ -60,6 +62,8 @@
 	mode->vsync_start = mode->vdisplay + timing->upper_margin;
 	mode->vsync_end = mode->vsync_start + timing->vsync_len;
 	mode->vtotal = mode->vsync_end + timing->lower_margin;
+	mode->width_mm = panel->width_mm;
+	mode->height_mm = panel->height_mm;
 
 	if (timing->vmode & FB_VMODE_INTERLACED)
 		mode->flags |= DRM_MODE_FLAG_INTERLACE;
@@ -148,16 +152,18 @@
 		connector->display_info.raw_edid = edid;
 	} else {
 		struct drm_display_mode *mode = drm_mode_create(connector->dev);
-		struct fb_videomode *timing;
+		struct exynos_drm_panel_info *panel;
 
-		if (display_ops->get_timing)
-			timing = display_ops->get_timing(manager->dev);
+		if (display_ops->get_panel)
+			panel = display_ops->get_panel(manager->dev);
 		else {
 			drm_mode_destroy(connector->dev, mode);
 			return 0;
 		}
 
-		convert_to_display_mode(mode, timing);
+		convert_to_display_mode(mode, panel);
+		connector->display_info.width_mm = mode->width_mm;
+		connector->display_info.height_mm = mode->height_mm;
 
 		mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
 		drm_mode_set_name(mode);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
index 661a035..d08a558 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_core.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -193,6 +193,9 @@
 			return err;
 		}
 
+		/* setup possible_clones. */
+		exynos_drm_encoder_setup(drm_dev);
+
 		/*
 		 * if any specific driver such as fimd or hdmi driver called
 		 * exynos_drm_subdrv_register() later than drm_load(),
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index e3861ac..de81883 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -307,9 +307,6 @@
 		 */
 		event->pipe = exynos_crtc->pipe;
 
-		list_add_tail(&event->base.link,
-				&dev_priv->pageflip_event_list);
-
 		ret = drm_vblank_get(dev, exynos_crtc->pipe);
 		if (ret) {
 			DRM_DEBUG("failed to acquire vblank counter\n");
@@ -318,6 +315,9 @@
 			goto out;
 		}
 
+		list_add_tail(&event->base.link,
+				&dev_priv->pageflip_event_list);
+
 		crtc->fb = fb;
 		ret = exynos_drm_crtc_update(crtc);
 		if (ret) {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 35889ca..58820eb 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -33,6 +33,7 @@
 
 #include "exynos_drm_drv.h"
 #include "exynos_drm_crtc.h"
+#include "exynos_drm_encoder.h"
 #include "exynos_drm_fbdev.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_gem.h"
@@ -99,6 +100,9 @@
 	if (ret)
 		goto err_vblank;
 
+	/* setup possible_clones. */
+	exynos_drm_encoder_setup(dev);
+
 	/*
 	 * create and configure fb helper and also exynos specific
 	 * fbdev object.
@@ -141,16 +145,21 @@
 }
 
 static void exynos_drm_preclose(struct drm_device *dev,
-					struct drm_file *file_priv)
+					struct drm_file *file)
 {
-	struct exynos_drm_private *dev_priv = dev->dev_private;
+	DRM_DEBUG_DRIVER("%s\n", __FILE__);
 
-	/*
-	 * drm framework frees all events at release time,
-	 * so private event list should be cleared.
-	 */
-	if (!list_empty(&dev_priv->pageflip_event_list))
-		INIT_LIST_HEAD(&dev_priv->pageflip_event_list);
+}
+
+static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file)
+{
+	DRM_DEBUG_DRIVER("%s\n", __FILE__);
+
+	if (!file->driver_priv)
+		return;
+
+	kfree(file->driver_priv);
+	file->driver_priv = NULL;
 }
 
 static void exynos_drm_lastclose(struct drm_device *dev)
@@ -195,6 +204,7 @@
 	.unload			= exynos_drm_unload,
 	.preclose		= exynos_drm_preclose,
 	.lastclose		= exynos_drm_lastclose,
+	.postclose		= exynos_drm_postclose,
 	.get_vblank_counter	= drm_vblank_count,
 	.enable_vblank		= exynos_drm_crtc_enable_vblank,
 	.disable_vblank		= exynos_drm_crtc_disable_vblank,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index e685e1e..13540de 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -136,7 +136,7 @@
  * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI.
  * @is_connected: check for that display is connected or not.
  * @get_edid: get edid modes from display driver.
- * @get_timing: get timing object from display driver.
+ * @get_panel: get panel object from display driver.
  * @check_timing: check if timing is valid or not.
  * @power_on: display device on or off.
  */
@@ -145,7 +145,7 @@
 	bool (*is_connected)(struct device *dev);
 	int (*get_edid)(struct device *dev, struct drm_connector *connector,
 				u8 *edid, int len);
-	void *(*get_timing)(struct device *dev);
+	void *(*get_panel)(struct device *dev);
 	int (*check_timing)(struct device *dev, void *timing);
 	int (*power_on)(struct device *dev, int mode);
 };
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index 86b93dd..ef4754f 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -195,6 +195,40 @@
 	.destroy = exynos_drm_encoder_destroy,
 };
 
+static unsigned int exynos_drm_encoder_clones(struct drm_encoder *encoder)
+{
+	struct drm_encoder *clone;
+	struct drm_device *dev = encoder->dev;
+	struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder);
+	struct exynos_drm_display_ops *display_ops =
+				exynos_encoder->manager->display_ops;
+	unsigned int clone_mask = 0;
+	int cnt = 0;
+
+	list_for_each_entry(clone, &dev->mode_config.encoder_list, head) {
+		switch (display_ops->type) {
+		case EXYNOS_DISPLAY_TYPE_LCD:
+		case EXYNOS_DISPLAY_TYPE_HDMI:
+			clone_mask |= (1 << (cnt++));
+			break;
+		default:
+			continue;
+		}
+	}
+
+	return clone_mask;
+}
+
+void exynos_drm_encoder_setup(struct drm_device *dev)
+{
+	struct drm_encoder *encoder;
+
+	DRM_DEBUG_KMS("%s\n", __FILE__);
+
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
+		encoder->possible_clones = exynos_drm_encoder_clones(encoder);
+}
+
 struct drm_encoder *
 exynos_drm_encoder_create(struct drm_device *dev,
 			   struct exynos_drm_manager *manager,
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
index 97b087a..eb7d231 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.h
@@ -30,6 +30,7 @@
 
 struct exynos_drm_manager;
 
+void exynos_drm_encoder_setup(struct drm_device *dev);
 struct drm_encoder *exynos_drm_encoder_create(struct drm_device *dev,
 					       struct exynos_drm_manager *mgr,
 					       unsigned int possible_crtcs);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
index d7ae29d..3508700 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
@@ -195,66 +195,6 @@
 	return ret;
 }
 
-static bool
-exynos_drm_fbdev_is_samefb(struct drm_framebuffer *fb,
-			    struct drm_fb_helper_surface_size *sizes)
-{
-	if (fb->width != sizes->surface_width)
-		return false;
-	if (fb->height != sizes->surface_height)
-		return false;
-	if (fb->bits_per_pixel != sizes->surface_bpp)
-		return false;
-	if (fb->depth != sizes->surface_depth)
-		return false;
-
-	return true;
-}
-
-static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper,
-				      struct drm_fb_helper_surface_size *sizes)
-{
-	struct drm_device *dev = helper->dev;
-	struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper);
-	struct exynos_drm_gem_obj *exynos_gem_obj;
-	struct drm_framebuffer *fb = helper->fb;
-	struct drm_mode_fb_cmd2 mode_cmd = { 0 };
-	unsigned long size;
-
-	DRM_DEBUG_KMS("%s\n", __FILE__);
-
-	if (exynos_drm_fbdev_is_samefb(fb, sizes))
-		return 0;
-
-	mode_cmd.width = sizes->surface_width;
-	mode_cmd.height = sizes->surface_height;
-	mode_cmd.pitches[0] = sizes->surface_width * (sizes->surface_bpp >> 3);
-	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
-							  sizes->surface_depth);
-
-	if (exynos_fbdev->exynos_gem_obj)
-		exynos_drm_gem_destroy(exynos_fbdev->exynos_gem_obj);
-
-	if (fb->funcs->destroy)
-		fb->funcs->destroy(fb);
-
-	size = mode_cmd.pitches[0] * mode_cmd.height;
-	exynos_gem_obj = exynos_drm_gem_create(dev, size);
-	if (IS_ERR(exynos_gem_obj))
-		return PTR_ERR(exynos_gem_obj);
-
-	exynos_fbdev->exynos_gem_obj = exynos_gem_obj;
-
-	helper->fb = exynos_drm_framebuffer_init(dev, &mode_cmd,
-			&exynos_gem_obj->base);
-	if (IS_ERR_OR_NULL(helper->fb)) {
-		DRM_ERROR("failed to create drm framebuffer.\n");
-		return PTR_ERR(helper->fb);
-	}
-
-	return exynos_drm_fbdev_update(helper, helper->fb);
-}
-
 static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
 				   struct drm_fb_helper_surface_size *sizes)
 {
@@ -262,6 +202,10 @@
 
 	DRM_DEBUG_KMS("%s\n", __FILE__);
 
+	/*
+	 * with !helper->fb, it means that this funcion is called first time
+	 * and after that, the helper->fb would be used as clone mode.
+	 */
 	if (!helper->fb) {
 		ret = exynos_drm_fbdev_create(helper, sizes);
 		if (ret < 0) {
@@ -274,12 +218,6 @@
 		 * because register_framebuffer() should be called.
 		 */
 		ret = 1;
-	} else {
-		ret = exynos_drm_fbdev_recreate(helper, sizes);
-		if (ret < 0) {
-			DRM_ERROR("failed to reconfigure fbdev\n");
-			return ret;
-		}
 	}
 
 	return ret;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index b6a737d..360adf2 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -89,7 +89,7 @@
 	bool				suspended;
 	struct mutex			lock;
 
-	struct fb_videomode		*timing;
+	struct exynos_drm_panel_info *panel;
 };
 
 static bool fimd_display_is_connected(struct device *dev)
@@ -101,13 +101,13 @@
 	return true;
 }
 
-static void *fimd_get_timing(struct device *dev)
+static void *fimd_get_panel(struct device *dev)
 {
 	struct fimd_context *ctx = get_fimd_context(dev);
 
 	DRM_DEBUG_KMS("%s\n", __FILE__);
 
-	return ctx->timing;
+	return ctx->panel;
 }
 
 static int fimd_check_timing(struct device *dev, void *timing)
@@ -131,7 +131,7 @@
 static struct exynos_drm_display_ops fimd_display_ops = {
 	.type = EXYNOS_DISPLAY_TYPE_LCD,
 	.is_connected = fimd_display_is_connected,
-	.get_timing = fimd_get_timing,
+	.get_panel = fimd_get_panel,
 	.check_timing = fimd_check_timing,
 	.power_on = fimd_display_power_on,
 };
@@ -193,7 +193,8 @@
 static void fimd_commit(struct device *dev)
 {
 	struct fimd_context *ctx = get_fimd_context(dev);
-	struct fb_videomode *timing = ctx->timing;
+	struct exynos_drm_panel_info *panel = ctx->panel;
+	struct fb_videomode *timing = &panel->timing;
 	u32 val;
 
 	if (ctx->suspended)
@@ -604,7 +605,12 @@
 	}
 
 	if (is_checked) {
-		drm_vblank_put(drm_dev, crtc);
+		/*
+		 * call drm_vblank_put only in case that drm_vblank_get was
+		 * called.
+		 */
+		if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0)
+			drm_vblank_put(drm_dev, crtc);
 
 		/*
 		 * don't off vblank if vblank_disable_allowed is 1,
@@ -781,7 +787,7 @@
 	struct fimd_context *ctx;
 	struct exynos_drm_subdrv *subdrv;
 	struct exynos_drm_fimd_pdata *pdata;
-	struct fb_videomode *timing;
+	struct exynos_drm_panel_info *panel;
 	struct resource *res;
 	int win;
 	int ret = -EINVAL;
@@ -794,9 +800,9 @@
 		return -EINVAL;
 	}
 
-	timing = &pdata->timing;
-	if (!timing) {
-		dev_err(dev, "timing is null.\n");
+	panel = &pdata->panel;
+	if (!panel) {
+		dev_err(dev, "panel is null.\n");
 		return -EINVAL;
 	}
 
@@ -858,16 +864,16 @@
 		goto err_req_irq;
 	}
 
-	ctx->clkdiv = fimd_calc_clkdiv(ctx, timing);
+	ctx->clkdiv = fimd_calc_clkdiv(ctx, &panel->timing);
 	ctx->vidcon0 = pdata->vidcon0;
 	ctx->vidcon1 = pdata->vidcon1;
 	ctx->default_win = pdata->default_win;
-	ctx->timing = timing;
+	ctx->panel = panel;
 
-	timing->pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv;
+	panel->timing.pixclock = clk_get_rate(ctx->lcd_clk) / ctx->clkdiv;
 
 	DRM_DEBUG_KMS("pixel clock = %d, clkdiv = %d\n",
-			timing->pixclock, ctx->clkdiv);
+			panel->timing.pixclock, ctx->clkdiv);
 
 	subdrv = &ctx->subdrv;
 
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index ac24cff..93846e8 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -712,7 +712,12 @@
 	}
 
 	if (is_checked)
-		drm_vblank_put(drm_dev, crtc);
+		/*
+		 * call drm_vblank_put only in case that drm_vblank_get was
+		 * called.
+		 */
+		if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0)
+			drm_vblank_put(drm_dev, crtc);
 
 	spin_unlock_irqrestore(&drm_dev->event_lock, flags);
 }
@@ -779,15 +784,15 @@
 	mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST,
 		MXR_STATUS_BURST_MASK);
 
-	/* setting default layer priority: layer1 > video > layer0
+	/* setting default layer priority: layer1 > layer0 > video
 	 * because typical usage scenario would be
+	 * layer1 - OSD
 	 * layer0 - framebuffer
 	 * video - video overlay
-	 * layer1 - OSD
 	 */
-	val  = MXR_LAYER_CFG_GRP0_VAL(1);
-	val |= MXR_LAYER_CFG_VP_VAL(2);
-	val |= MXR_LAYER_CFG_GRP1_VAL(3);
+	val = MXR_LAYER_CFG_GRP1_VAL(3);
+	val |= MXR_LAYER_CFG_GRP0_VAL(2);
+	val |= MXR_LAYER_CFG_VP_VAL(1);
 	mixer_reg_write(res, MXR_LAYER_CFG, val);
 
 	/* setting background color */
@@ -1044,7 +1049,7 @@
 					platform_get_drvdata(pdev);
 	struct mixer_context *ctx = (struct mixer_context *)drm_hdmi_ctx->ctx;
 
-	dev_info(dev, "remove sucessful\n");
+	dev_info(dev, "remove successful\n");
 
 	mixer_resource_poweroff(ctx);
 	mixer_resources_cleanup(ctx);
diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c
index 4a5b099..53404af 100644
--- a/drivers/gpu/drm/gma500/cdv_device.c
+++ b/drivers/gpu/drm/gma500/cdv_device.c
@@ -321,6 +321,8 @@
 	cdv_get_core_freq(dev);
 	gma_intel_opregion_init(dev);
 	psb_intel_init_bios(dev);
+	REG_WRITE(PORT_HOTPLUG_EN, 0);
+	REG_WRITE(PORT_HOTPLUG_STAT, REG_READ(PORT_HOTPLUG_STAT));
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index 830dfdd6b..be61673 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -247,7 +247,6 @@
 	.fb_imageblit = cfb_imageblit,
 	.fb_pan_display = psbfb_pan,
 	.fb_mmap = psbfb_mmap,
-	.fb_sync = psbfb_sync,
 	.fb_ioctl = psbfb_ioctl,
 };
 
diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c
index 5d5330f..aff194f 100644
--- a/drivers/gpu/drm/gma500/gtt.c
+++ b/drivers/gpu/drm/gma500/gtt.c
@@ -446,10 +446,9 @@
 	pg->gtt_start = pci_resource_start(dev->pdev, PSB_GTT_RESOURCE);
 	gtt_pages = pci_resource_len(dev->pdev, PSB_GTT_RESOURCE)
 								>> PAGE_SHIFT;
-	/* Some CDV firmware doesn't report this currently. In which case the
-	   system has 64 gtt pages */
+	/* CDV doesn't report this. In which case the system has 64 gtt pages */
 	if (pg->gtt_start == 0 || gtt_pages == 0) {
-		dev_err(dev->dev, "GTT PCI BAR not initialized.\n");
+		dev_dbg(dev->dev, "GTT PCI BAR not initialized.\n");
 		gtt_pages = 64;
 		pg->gtt_start = dev_priv->pge_ctl;
 	}
@@ -461,10 +460,10 @@
 
 	if (pg->gatt_pages == 0 || pg->gatt_start == 0) {
 		static struct resource fudge;	/* Preferably peppermint */
-		/* This can occur on CDV SDV systems. Fudge it in this case.
+		/* This can occur on CDV systems. Fudge it in this case.
 		   We really don't care what imaginary space is being allocated
 		   at this point */
-		dev_err(dev->dev, "GATT PCI BAR not initialized.\n");
+		dev_dbg(dev->dev, "GATT PCI BAR not initialized.\n");
 		pg->gatt_start = 0x40000000;
 		pg->gatt_pages = (128 * 1024 * 1024) >> PAGE_SHIFT;
 		/* This is a little confusing but in fact the GTT is providing
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index c3afb78..03c53fc 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3028,6 +3028,20 @@
 #define  DISP_TILE_SURFACE_SWIZZLING	(1<<13)
 #define  DISP_FBC_WM_DIS		(1<<15)
 
+/* GEN7 chicken */
+#define GEN7_COMMON_SLICE_CHICKEN1		0x7010
+# define GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC	((1<<10) | (1<<26))
+
+#define GEN7_L3CNTLREG1				0xB01C
+#define  GEN7_WA_FOR_GEN7_L3_CONTROL			0x3C4FFF8C
+
+#define GEN7_L3_CHICKEN_MODE_REGISTER		0xB030
+#define  GEN7_WA_L3_CHICKEN_MODE				0x20000000
+
+/* WaCatErrorRejectionIssue */
+#define GEN7_SQ_CHICKEN_MBCUNIT_CONFIG		0x9030
+#define  GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB	(1<<11)
+
 /* PCH */
 
 /* south display engine interrupt */
@@ -3618,6 +3632,7 @@
 #define    GT_FIFO_NUM_RESERVED_ENTRIES		20
 
 #define GEN6_UCGCTL2				0x9404
+# define GEN6_RCZUNIT_CLOCK_GATE_DISABLE		(1 << 13)
 # define GEN6_RCPBUNIT_CLOCK_GATE_DISABLE		(1 << 12)
 # define GEN6_RCCUNIT_CLOCK_GATE_DISABLE		(1 << 11)
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 00fbff5..f851db7 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4680,8 +4680,17 @@
 
 	crtc = intel_get_crtc_for_plane(dev, plane);
 	clock = crtc->mode.clock;
+	if (!clock) {
+		*sprite_wm = 0;
+		return false;
+	}
 
 	line_time_us = (sprite_width * 1000) / clock;
+	if (!line_time_us) {
+		*sprite_wm = 0;
+		return false;
+	}
+
 	line_count = (latency_ns / line_time_us + 1000) / 1000;
 	line_size = sprite_width * pixel_size;
 
@@ -6175,7 +6184,7 @@
 	int i;
 
 	/* The clocks have to be on to load the palette. */
-	if (!crtc->enabled)
+	if (!crtc->enabled || !intel_crtc->active)
 		return;
 
 	/* use legacy palette for Ironlake */
@@ -6561,7 +6570,7 @@
 	mode_cmd.height = mode->vdisplay;
 	mode_cmd.pitches[0] = intel_framebuffer_pitch_for_width(mode_cmd.width,
 								bpp);
-	mode_cmd.pixel_format = 0;
+	mode_cmd.pixel_format = drm_mode_legacy_fb_format(bpp, depth);
 
 	return intel_framebuffer_create(dev, &mode_cmd, obj);
 }
@@ -8184,8 +8193,8 @@
 	I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */
 
 	if (intel_enable_rc6(dev_priv->dev))
-		rc6_mask = GEN6_RC_CTL_RC6p_ENABLE |
-			GEN6_RC_CTL_RC6_ENABLE;
+		rc6_mask = GEN6_RC_CTL_RC6_ENABLE |
+			((IS_GEN7(dev_priv->dev)) ? GEN6_RC_CTL_RC6p_ENABLE : 0);
 
 	I915_WRITE(GEN6_RC_CONTROL,
 		   rc6_mask |
@@ -8463,12 +8472,32 @@
 	I915_WRITE(WM2_LP_ILK, 0);
 	I915_WRITE(WM1_LP_ILK, 0);
 
+	/* According to the spec, bit 13 (RCZUNIT) must be set on IVB.
+	 * This implements the WaDisableRCZUnitClockGating workaround.
+	 */
+	I915_WRITE(GEN6_UCGCTL2, GEN6_RCZUNIT_CLOCK_GATE_DISABLE);
+
 	I915_WRITE(ILK_DSPCLK_GATE, IVB_VRHUNIT_CLK_GATE);
 
 	I915_WRITE(IVB_CHICKEN3,
 		   CHICKEN3_DGMG_REQ_OUT_FIX_DISABLE |
 		   CHICKEN3_DGMG_DONE_FIX_DISABLE);
 
+	/* Apply the WaDisableRHWOOptimizationForRenderHang workaround. */
+	I915_WRITE(GEN7_COMMON_SLICE_CHICKEN1,
+		   GEN7_CSC1_RHWO_OPT_DISABLE_IN_RCC);
+
+	/* WaApplyL3ControlAndL3ChickenMode requires those two on Ivy Bridge */
+	I915_WRITE(GEN7_L3CNTLREG1,
+			GEN7_WA_FOR_GEN7_L3_CONTROL);
+	I915_WRITE(GEN7_L3_CHICKEN_MODE_REGISTER,
+			GEN7_WA_L3_CHICKEN_MODE);
+
+	/* This is required by WaCatErrorRejectionIssue */
+	I915_WRITE(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG,
+			I915_READ(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG) |
+			GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB);
+
 	for_each_pipe(pipe) {
 		I915_WRITE(DSPCNTR(pipe),
 			   I915_READ(DSPCNTR(pipe)) |
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 1ab842c..5361915 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -301,7 +301,7 @@
 
 	I915_WRITE_CTL(ring,
 			((ring->size - PAGE_SIZE) & RING_NR_PAGES)
-			| RING_REPORT_64K | RING_VALID);
+			| RING_VALID);
 
 	/* If the head is still not zero, the ring is dead */
 	if ((I915_READ_CTL(ring) & RING_VALID) == 0 ||
@@ -1132,18 +1132,6 @@
 	struct drm_device *dev = ring->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	unsigned long end;
-	u32 head;
-
-	/* If the reported head position has wrapped or hasn't advanced,
-	 * fallback to the slow and accurate path.
-	 */
-	head = intel_read_status_page(ring, 4);
-	if (head > ring->head) {
-		ring->head = head;
-		ring->space = ring_space(ring);
-		if (ring->space >= n)
-			return 0;
-	}
 
 	trace_i915_ring_wait_begin(ring);
 	if (drm_core_check_feature(dev, DRIVER_GEM))
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 9be353b..f58254a 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -3223,6 +3223,7 @@
 	r = evergreen_startup(rdev);
 	if (r) {
 		DRM_ERROR("evergreen startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index db09065..2509c50 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1547,6 +1547,7 @@
 	r = cayman_startup(rdev);
 	if (r) {
 		DRM_ERROR("cayman startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 	return r;
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 18cd84f..333cde9 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -3928,6 +3928,8 @@
 
 int r100_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCI)
 		r100_pci_gart_disable(rdev);
@@ -3947,7 +3949,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r100_startup(rdev);
+	r = r100_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r100_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 3fc0d29..6829638 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -1431,6 +1431,8 @@
 
 int r300_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -1452,7 +1454,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r300_startup(rdev);
+	r = r300_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r300_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index 666e28f..b143230 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -291,6 +291,8 @@
 
 int r420_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -316,7 +318,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r420_startup(rdev);
+	r = r420_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r420_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 4ae1615..25084e8 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -218,6 +218,8 @@
 
 int r520_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -237,7 +239,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return r520_startup(rdev);
+	r = r520_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int r520_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 4f08e5e..17ca72c 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2362,6 +2362,9 @@
 	uint64_t addr = semaphore->gpu_addr;
 	unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL;
 
+	if (rdev->family < CHIP_CAYMAN)
+		sel |= PACKET3_SEM_WAIT_ON_SIGNAL;
+
 	radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1));
 	radeon_ring_write(ring, addr & 0xffffffff);
 	radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel);
@@ -2529,6 +2532,7 @@
 	r = r600_startup(rdev);
 	if (r) {
 		DRM_ERROR("r600 startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 
diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.c b/drivers/gpu/drm/radeon/r600_blit_shaders.c
index 2d1f6c5..73e2c7c 100644
--- a/drivers/gpu/drm/radeon/r600_blit_shaders.c
+++ b/drivers/gpu/drm/radeon/r600_blit_shaders.c
@@ -314,6 +314,10 @@
 	0x00000000, /* VGT_VTX_CNT_EN */
 
 	0xc0016900,
+	0x000000d4,
+	0x00000000, /* SX_MISC */
+
+	0xc0016900,
 	0x000002c8,
 	0x00000000, /* VGT_STRMOUT_BUFFER_EN */
 
@@ -626,6 +630,10 @@
 	0x00000000, /* VGT_VTX_CNT_EN */
 
 	0xc0016900,
+	0x000000d4,
+	0x00000000, /* SX_MISC */
+
+	0xc0016900,
 	0x000002c8,
 	0x00000000, /* VGT_STRMOUT_BUFFER_EN */
 
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 38ce5d0..387fcc9 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -1304,6 +1304,7 @@
 	h0 = G_038004_TEX_HEIGHT(word1) + 1;
 	d0 = G_038004_TEX_DEPTH(word1);
 	nfaces = 1;
+	array = 0;
 	switch (G_038000_DIM(word0)) {
 	case V_038000_SQ_TEX_DIM_1D:
 	case V_038000_SQ_TEX_DIM_2D:
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index 3ee1fd7..9b23670 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -831,6 +831,7 @@
 #define	PACKET3_STRMOUT_BUFFER_UPDATE			0x34
 #define	PACKET3_INDIRECT_BUFFER_MP			0x38
 #define	PACKET3_MEM_SEMAPHORE				0x39
+#              define PACKET3_SEM_WAIT_ON_SIGNAL    (0x1 << 12)
 #              define PACKET3_SEM_SEL_SIGNAL	    (0x6 << 29)
 #              define PACKET3_SEM_SEL_WAIT	    (0x7 << 29)
 #define	PACKET3_MPEG_INDEX				0x3A
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 9e72dae..1f53ae7 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -3020,6 +3020,9 @@
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	uint32_t bios_2_scratch;
 
+	if (ASIC_IS_DCE4(rdev))
+		return;
+
 	if (rdev->family >= CHIP_R600)
 		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
 	else
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index e7cb3ab..8c9a811 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -1057,7 +1057,7 @@
 		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
 			return MODE_OK;
 		else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {
-			if (ASIC_IS_DCE3(rdev)) {
+			if (0) {
 				/* HDMI 1.3+ supports max clock of 340 Mhz */
 				if (mode->clock > 340000)
 					return MODE_CLOCK_HIGH;
@@ -1117,13 +1117,23 @@
 	    (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
 		struct drm_display_mode *mode;
 
-		if (!radeon_dig_connector->edp_on)
-			atombios_set_edp_panel_power(connector,
-						     ATOM_TRANSMITTER_ACTION_POWER_ON);
-		ret = radeon_ddc_get_modes(radeon_connector);
-		if (!radeon_dig_connector->edp_on)
-			atombios_set_edp_panel_power(connector,
-						     ATOM_TRANSMITTER_ACTION_POWER_OFF);
+		if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+			if (!radeon_dig_connector->edp_on)
+				atombios_set_edp_panel_power(connector,
+							     ATOM_TRANSMITTER_ACTION_POWER_ON);
+			ret = radeon_ddc_get_modes(radeon_connector);
+			if (!radeon_dig_connector->edp_on)
+				atombios_set_edp_panel_power(connector,
+							     ATOM_TRANSMITTER_ACTION_POWER_OFF);
+		} else {
+			/* need to setup ddc on the bridge */
+			if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
+			    ENCODER_OBJECT_ID_NONE) {
+				if (encoder)
+					radeon_atom_ext_encoder_setup_ddc(encoder);
+			}
+			ret = radeon_ddc_get_modes(radeon_connector);
+		}
 
 		if (ret > 0) {
 			if (encoder) {
@@ -1134,7 +1144,6 @@
 			return ret;
 		}
 
-		encoder = radeon_best_single_encoder(connector);
 		if (!encoder)
 			return 0;
 
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 435a3d9..e64bec4 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -453,6 +453,10 @@
 	int r;
 
 	radeon_mutex_lock(&rdev->cs_mutex);
+	if (!rdev->accel_working) {
+		radeon_mutex_unlock(&rdev->cs_mutex);
+		return -EBUSY;
+	}
 	/* initialize parser */
 	memset(&parser, 0, sizeof(struct radeon_cs_parser));
 	parser.filp = filp;
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 8c49fef..3d31433 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1078,15 +1078,21 @@
 	.create_handle = radeon_user_framebuffer_create_handle,
 };
 
-void
+int
 radeon_framebuffer_init(struct drm_device *dev,
 			struct radeon_framebuffer *rfb,
 			struct drm_mode_fb_cmd2 *mode_cmd,
 			struct drm_gem_object *obj)
 {
+	int ret;
 	rfb->obj = obj;
-	drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs);
+	ret = drm_framebuffer_init(dev, &rfb->base, &radeon_fb_funcs);
+	if (ret) {
+		rfb->obj = NULL;
+		return ret;
+	}
 	drm_helper_mode_fill_fb_struct(&rfb->base, mode_cmd);
+	return 0;
 }
 
 static struct drm_framebuffer *
@@ -1096,6 +1102,7 @@
 {
 	struct drm_gem_object *obj;
 	struct radeon_framebuffer *radeon_fb;
+	int ret;
 
 	obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
 	if (obj ==  NULL) {
@@ -1108,7 +1115,12 @@
 	if (radeon_fb == NULL)
 		return ERR_PTR(-ENOMEM);
 
-	radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj);
+	ret = radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj);
+	if (ret) {
+		kfree(radeon_fb);
+		drm_gem_object_unreference_unlocked(obj);
+		return NULL;
+	}
 
 	return &radeon_fb->base;
 }
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 9419c51..26e9270 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -307,8 +307,6 @@
 bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
 				    u32 pixel_clock)
 {
-	struct drm_device *dev = encoder->dev;
-	struct radeon_device *rdev = dev->dev_private;
 	struct drm_connector *connector;
 	struct radeon_connector *radeon_connector;
 	struct radeon_connector_atom_dig *dig_connector;
@@ -326,7 +324,7 @@
 	case DRM_MODE_CONNECTOR_HDMIB:
 		if (radeon_connector->use_digital) {
 			/* HDMI 1.3 supports up to 340 Mhz over single link */
-			if (ASIC_IS_DCE3(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
+			if (0 && drm_detect_hdmi_monitor(radeon_connector->edid)) {
 				if (pixel_clock > 340000)
 					return true;
 				else
@@ -348,7 +346,7 @@
 			return false;
 		else {
 			/* HDMI 1.3 supports up to 340 Mhz over single link */
-			if (ASIC_IS_DCE3(rdev) && drm_detect_hdmi_monitor(radeon_connector->edid)) {
+			if (0 && drm_detect_hdmi_monitor(radeon_connector->edid)) {
 				if (pixel_clock > 340000)
 					return true;
 				else
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index cf2bf35..195471c 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -209,6 +209,11 @@
 							  sizes->surface_depth);
 
 	ret = radeonfb_create_pinned_object(rfbdev, &mode_cmd, &gobj);
+	if (ret) {
+		DRM_ERROR("failed to create fbcon object %d\n", ret);
+		return ret;
+	}
+
 	rbo = gem_to_radeon_bo(gobj);
 
 	/* okay we have an object now allocate the framebuffer */
@@ -220,7 +225,11 @@
 
 	info->par = rfbdev;
 
-	radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj);
+	ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj);
+	if (ret) {
+		DRM_ERROR("failed to initalise framebuffer %d\n", ret);
+		goto out_unref;
+	}
 
 	fb = &rfbdev->rfb.base;
 
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 010dad8..c58a036 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -597,13 +597,13 @@
 	if (bo_va == NULL)
 		return 0;
 
-	list_del(&bo_va->bo_list);
 	mutex_lock(&vm->mutex);
 	radeon_mutex_lock(&rdev->cs_mutex);
 	radeon_vm_bo_update_pte(rdev, vm, bo, NULL);
 	radeon_mutex_unlock(&rdev->cs_mutex);
 	list_del(&bo_va->vm_list);
 	mutex_unlock(&vm->mutex);
+	list_del(&bo_va->bo_list);
 
 	kfree(bo_va);
 	return 0;
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 4330e32..8a85598 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -649,7 +649,7 @@
 				     u16 blue, int regno);
 extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
 				     u16 *blue, int regno);
-void radeon_framebuffer_init(struct drm_device *dev,
+int radeon_framebuffer_init(struct drm_device *dev,
 			     struct radeon_framebuffer *rfb,
 			     struct drm_mode_fb_cmd2 *mode_cmd,
 			     struct drm_gem_object *obj);
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 30a4c50..92c9ea4 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -500,8 +500,11 @@
 int radeon_debugfs_ring_init(struct radeon_device *rdev)
 {
 #if defined(CONFIG_DEBUG_FS)
-	return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list,
-					ARRAY_SIZE(radeon_debugfs_ring_info_list));
+	if (rdev->family >= CHIP_CAYMAN)
+		return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list,
+						ARRAY_SIZE(radeon_debugfs_ring_info_list));
+	else
+		return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list, 1);
 #else
 	return 0;
 #endif
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index b0ce84a..866a05b 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -442,6 +442,8 @@
 
 int rs400_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	rs400_gart_disable(rdev);
 	/* Resume clock before doing reset */
@@ -462,7 +464,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rs400_startup(rdev);
+	r = rs400_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rs400_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index c05865e..4fc7006 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -876,6 +876,8 @@
 
 int rs600_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	rs600_gart_disable(rdev);
 	/* Resume clock before doing reset */
@@ -894,7 +896,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rs600_startup(rdev);
+	r = rs600_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rs600_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 4f24a0f..f68dff2 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -659,6 +659,8 @@
 
 int rs690_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	rs400_gart_disable(rdev);
 	/* Resume clock before doing reset */
@@ -677,7 +679,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rs690_startup(rdev);
+	r = rs690_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rs690_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 880637f..959bf44 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -424,6 +424,8 @@
 
 int rv515_resume(struct radeon_device *rdev)
 {
+	int r;
+
 	/* Make sur GART are not working */
 	if (rdev->flags & RADEON_IS_PCIE)
 		rv370_pcie_gart_disable(rdev);
@@ -443,7 +445,11 @@
 	radeon_surface_init(rdev);
 
 	rdev->accel_working = true;
-	return rv515_startup(rdev);
+	r =  rv515_startup(rdev);
+	if (r) {
+		rdev->accel_working = false;
+	}
+	return r;
 }
 
 int rv515_suspend(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index a1668b6..c049c0c 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -1139,6 +1139,7 @@
 	r = rv770_startup(rdev);
 	if (r) {
 		DRM_ERROR("r600 startup failed on resume\n");
+		rdev->accel_working = false;
 		return r;
 	}
 
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index b8574cd..63552e3 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -59,6 +59,9 @@
 #define USB_VENDOR_ID_AIRCABLE		0x16CA
 #define USB_DEVICE_ID_AIRCABLE1		0x1502
 
+#define USB_VENDOR_ID_AIREN		0x1a2c
+#define USB_DEVICE_ID_AIREN_SLIMPLUS	0x0002
+
 #define USB_VENDOR_ID_ALCOR		0x058f
 #define USB_DEVICE_ID_ALCOR_USBRS232	0x9720
 
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 9333d69..627850a 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -986,8 +986,13 @@
 		return;
 	}
 
-	/* Ignore out-of-range values as per HID specification, section 5.10 */
-	if (value < field->logical_minimum || value > field->logical_maximum) {
+	/*
+	 * Ignore out-of-range values as per HID specification,
+	 * section 5.10 and 6.2.25
+	 */
+	if ((field->flags & HID_MAIN_ITEM_VARIABLE) &&
+	    (value < field->logical_minimum ||
+	     value > field->logical_maximum)) {
 		dbg_hid("Ignoring out-of-range value %x\n", value);
 		return;
 	}
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index c831af9..57d4e1e 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -54,6 +54,7 @@
 	{ USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII, HID_QUIRK_MULTI_INPUT },
 	{ USB_VENDOR_ID_TOUCHPACK, USB_DEVICE_ID_TOUCHPACK_RTS, HID_QUIRK_MULTI_INPUT },
 
+	{ USB_VENDOR_ID_AIREN, USB_DEVICE_ID_AIREN_SLIMPLUS, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS124U, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET },
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 0226040..dad895f 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -497,8 +497,9 @@
 	  If you say yes here, you get support for JEDEC JC42.4 compliant
 	  temperature sensors, which are used on many DDR3 memory modules for
 	  mobile devices and servers.  Support will include, but not be limited
-	  to, ADT7408, CAT34TS02, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243,
-	  MCP9843, SE97, SE98, STTS424(E), TSE2002B3, and TS3000B3.
+	  to, ADT7408, AT30TS00, CAT34TS02, CAT6095, MAX6604, MCP9804, MCP9805,
+	  MCP98242, MCP98243, MCP9843, SE97, SE98, STTS424(E), STTS2002,
+	  STTS3000, TSE2002B3, TSE2002GB2, TS3000B3, and TS3000GB2.
 
 	  This driver can also be built as a module.  If so, the module
 	  will be called jc42.
diff --git a/drivers/hwmon/ads1015.c b/drivers/hwmon/ads1015.c
index eedca3c..dd87ae9 100644
--- a/drivers/hwmon/ads1015.c
+++ b/drivers/hwmon/ads1015.c
@@ -271,7 +271,7 @@
 			continue;
 		err = device_create_file(&client->dev, &ads1015_in[k].dev_attr);
 		if (err)
-			goto exit_free;
+			goto exit_remove;
 	}
 
 	data->hwmon_dev = hwmon_device_register(&client->dev);
@@ -285,7 +285,6 @@
 exit_remove:
 	for (k = 0; k < ADS1015_CHANNELS; ++k)
 		device_remove_file(&client->dev, &ads1015_in[k].dev_attr);
-exit_free:
 	kfree(data);
 exit:
 	return err;
diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c
index f609b57..6aa5a9f 100644
--- a/drivers/hwmon/f75375s.c
+++ b/drivers/hwmon/f75375s.c
@@ -178,6 +178,16 @@
 	i2c_smbus_write_byte_data(client, reg + 1, (value & 0xFF));
 }
 
+static void f75375_write_pwm(struct i2c_client *client, int nr)
+{
+	struct f75375_data *data = i2c_get_clientdata(client);
+	if (data->kind == f75387)
+		f75375_write16(client, F75375_REG_FAN_EXP(nr), data->pwm[nr]);
+	else
+		f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
+			      data->pwm[nr]);
+}
+
 static struct f75375_data *f75375_update_device(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
@@ -254,6 +264,36 @@
 	return 1500000 / rpm;
 }
 
+static bool duty_mode_enabled(u8 pwm_enable)
+{
+	switch (pwm_enable) {
+	case 0: /* Manual, duty mode (full speed) */
+	case 1: /* Manual, duty mode */
+	case 4: /* Auto, duty mode */
+		return true;
+	case 2: /* Auto, speed mode */
+	case 3: /* Manual, speed mode */
+		return false;
+	default:
+		BUG();
+	}
+}
+
+static bool auto_mode_enabled(u8 pwm_enable)
+{
+	switch (pwm_enable) {
+	case 0: /* Manual, duty mode (full speed) */
+	case 1: /* Manual, duty mode */
+	case 3: /* Manual, speed mode */
+		return false;
+	case 2: /* Auto, speed mode */
+	case 4: /* Auto, duty mode */
+		return true;
+	default:
+		BUG();
+	}
+}
+
 static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
 		const char *buf, size_t count)
 {
@@ -287,6 +327,11 @@
 	if (err < 0)
 		return err;
 
+	if (auto_mode_enabled(data->pwm_enable[nr]))
+		return -EINVAL;
+	if (data->kind == f75387 && duty_mode_enabled(data->pwm_enable[nr]))
+		return -EINVAL;
+
 	mutex_lock(&data->update_lock);
 	data->fan_target[nr] = rpm_to_reg(val);
 	f75375_write16(client, F75375_REG_FAN_EXP(nr), data->fan_target[nr]);
@@ -307,9 +352,13 @@
 	if (err < 0)
 		return err;
 
+	if (auto_mode_enabled(data->pwm_enable[nr]) ||
+	    !duty_mode_enabled(data->pwm_enable[nr]))
+		return -EINVAL;
+
 	mutex_lock(&data->update_lock);
 	data->pwm[nr] = SENSORS_LIMIT(val, 0, 255);
-	f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr), data->pwm[nr]);
+	f75375_write_pwm(client, nr);
 	mutex_unlock(&data->update_lock);
 	return count;
 }
@@ -327,11 +376,15 @@
 	struct f75375_data *data = i2c_get_clientdata(client);
 	u8 fanmode;
 
-	if (val < 0 || val > 3)
+	if (val < 0 || val > 4)
 		return -EINVAL;
 
 	fanmode = f75375_read8(client, F75375_REG_FAN_TIMER);
 	if (data->kind == f75387) {
+		/* For now, deny dangerous toggling of duty mode */
+		if (duty_mode_enabled(data->pwm_enable[nr]) !=
+				duty_mode_enabled(val))
+			return -EOPNOTSUPP;
 		/* clear each fanX_mode bit before setting them properly */
 		fanmode &= ~(1 << F75387_FAN_DUTY_MODE(nr));
 		fanmode &= ~(1 << F75387_FAN_MANU_MODE(nr));
@@ -340,19 +393,19 @@
 			fanmode |= (1 << F75387_FAN_MANU_MODE(nr));
 			fanmode |= (1 << F75387_FAN_DUTY_MODE(nr));
 			data->pwm[nr] = 255;
-			f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
-					data->pwm[nr]);
 			break;
 		case 1: /* PWM */
 			fanmode  |= (1 << F75387_FAN_MANU_MODE(nr));
 			fanmode  |= (1 << F75387_FAN_DUTY_MODE(nr));
 			break;
-		case 2: /* AUTOMATIC*/
-			fanmode  |=  (1 << F75387_FAN_DUTY_MODE(nr));
+		case 2: /* Automatic, speed mode */
 			break;
 		case 3: /* fan speed */
 			fanmode |= (1 << F75387_FAN_MANU_MODE(nr));
 			break;
+		case 4: /* Automatic, pwm */
+			fanmode |= (1 << F75387_FAN_DUTY_MODE(nr));
+			break;
 		}
 	} else {
 		/* clear each fanX_mode bit before setting them properly */
@@ -361,8 +414,6 @@
 		case 0: /* full speed */
 			fanmode  |= (3 << FAN_CTRL_MODE(nr));
 			data->pwm[nr] = 255;
-			f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
-					data->pwm[nr]);
 			break;
 		case 1: /* PWM */
 			fanmode  |= (3 << FAN_CTRL_MODE(nr));
@@ -372,11 +423,15 @@
 			break;
 		case 3: /* fan speed */
 			break;
+		case 4: /* Automatic pwm */
+			return -EINVAL;
 		}
 	}
 
 	f75375_write8(client, F75375_REG_FAN_TIMER, fanmode);
 	data->pwm_enable[nr] = val;
+	if (val == 0)
+		f75375_write_pwm(client, nr);
 	return 0;
 }
 
@@ -727,14 +782,17 @@
 
 				manu = ((mode >> F75387_FAN_MANU_MODE(nr)) & 1);
 				duty = ((mode >> F75387_FAN_DUTY_MODE(nr)) & 1);
-				if (manu && duty)
-					/* speed */
+				if (!manu && duty)
+					/* auto, pwm */
+					data->pwm_enable[nr] = 4;
+				else if (manu && !duty)
+					/* manual, speed */
 					data->pwm_enable[nr] = 3;
-				else if (!manu && duty)
-					/* automatic */
+				else if (!manu && !duty)
+					/* automatic, speed */
 					data->pwm_enable[nr] = 2;
 				else
-					/* manual */
+					/* manual, pwm */
 					data->pwm_enable[nr] = 1;
 			} else {
 				if (!(conf & (1 << F75375_FAN_CTRL_LINEAR(nr))))
@@ -759,9 +817,11 @@
 	set_pwm_enable_direct(client, 0, f75375s_pdata->pwm_enable[0]);
 	set_pwm_enable_direct(client, 1, f75375s_pdata->pwm_enable[1]);
 	for (nr = 0; nr < 2; nr++) {
+		if (auto_mode_enabled(f75375s_pdata->pwm_enable[nr]) ||
+		    !duty_mode_enabled(f75375s_pdata->pwm_enable[nr]))
+			continue;
 		data->pwm[nr] = SENSORS_LIMIT(f75375s_pdata->pwm[nr], 0, 255);
-		f75375_write8(client, F75375_REG_FAN_PWM_DUTY(nr),
-			data->pwm[nr]);
+		f75375_write_pwm(client, nr);
 	}
 
 }
@@ -788,7 +848,7 @@
 	if (err)
 		goto exit_free;
 
-	if (data->kind == f75375) {
+	if (data->kind != f75373) {
 		err = sysfs_chmod_file(&client->dev.kobj,
 			&sensor_dev_attr_pwm1_mode.dev_attr.attr,
 			S_IRUGO | S_IWUSR);
diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c
index 28c09ee..b927ee5 100644
--- a/drivers/hwmon/jc42.c
+++ b/drivers/hwmon/jc42.c
@@ -64,6 +64,7 @@
 
 /* Manufacturer IDs */
 #define ADT_MANID		0x11d4  /* Analog Devices */
+#define ATMEL_MANID		0x001f  /* Atmel */
 #define MAX_MANID		0x004d  /* Maxim */
 #define IDT_MANID		0x00b3  /* IDT */
 #define MCP_MANID		0x0054  /* Microchip */
@@ -77,15 +78,25 @@
 #define ADT7408_DEVID		0x0801
 #define ADT7408_DEVID_MASK	0xffff
 
+/* Atmel */
+#define AT30TS00_DEVID		0x8201
+#define AT30TS00_DEVID_MASK	0xffff
+
 /* IDT */
 #define TS3000B3_DEVID		0x2903  /* Also matches TSE2002B3 */
 #define TS3000B3_DEVID_MASK	0xffff
 
+#define TS3000GB2_DEVID		0x2912  /* Also matches TSE2002GB2 */
+#define TS3000GB2_DEVID_MASK	0xffff
+
 /* Maxim */
 #define MAX6604_DEVID		0x3e00
 #define MAX6604_DEVID_MASK	0xffff
 
 /* Microchip */
+#define MCP9804_DEVID		0x0200
+#define MCP9804_DEVID_MASK	0xfffc
+
 #define MCP98242_DEVID		0x2000
 #define MCP98242_DEVID_MASK	0xfffc
 
@@ -113,6 +124,12 @@
 #define STTS424E_DEVID		0x0000
 #define STTS424E_DEVID_MASK	0xfffe
 
+#define STTS2002_DEVID		0x0300
+#define STTS2002_DEVID_MASK	0xffff
+
+#define STTS3000_DEVID		0x0200
+#define STTS3000_DEVID_MASK	0xffff
+
 static u16 jc42_hysteresis[] = { 0, 1500, 3000, 6000 };
 
 struct jc42_chips {
@@ -123,8 +140,11 @@
 
 static struct jc42_chips jc42_chips[] = {
 	{ ADT_MANID, ADT7408_DEVID, ADT7408_DEVID_MASK },
+	{ ATMEL_MANID, AT30TS00_DEVID, AT30TS00_DEVID_MASK },
 	{ IDT_MANID, TS3000B3_DEVID, TS3000B3_DEVID_MASK },
+	{ IDT_MANID, TS3000GB2_DEVID, TS3000GB2_DEVID_MASK },
 	{ MAX_MANID, MAX6604_DEVID, MAX6604_DEVID_MASK },
+	{ MCP_MANID, MCP9804_DEVID, MCP9804_DEVID_MASK },
 	{ MCP_MANID, MCP98242_DEVID, MCP98242_DEVID_MASK },
 	{ MCP_MANID, MCP98243_DEVID, MCP98243_DEVID_MASK },
 	{ MCP_MANID, MCP9843