| config FPU |
| bool |
| default n |
| |
| config GENERIC_GPIO |
| bool |
| default n |
| |
| config GENERIC_CMOS_UPDATE |
| bool |
| default y |
| |
| config GENERIC_CLOCKEVENTS |
| bool |
| default n |
| |
| config M68000 |
| bool |
| help |
| The Freescale (was Motorola) 68000 CPU is the first generation of |
| the well known M68K family of processors. The CPU core as well as |
| being available as a stand alone CPU was also used in many |
| System-On-Chip devices (eg 68328, 68302, etc). It does not contain |
| a paging MMU. |
| |
| config MCPU32 |
| bool |
| help |
| The Freescale (was then Motorola) CPU32 is a CPU core that is |
| based on the 68020 processor. For the most part it is used in |
| System-On-Chip parts, and does not contain a paging MMU. |
| |
| config COLDFIRE |
| bool |
| select GENERIC_GPIO |
| select ARCH_REQUIRE_GPIOLIB |
| help |
| The Freescale ColdFire family of processors is a modern derivitive |
| of the 68000 processor family. They are mainly targeted at embedded |
| applications, and are all System-On-Chip (SOC) devices, as opposed |
| to stand alone CPUs. They implement a subset of the original 68000 |
| processor instruction set. |
| |
| config COLDFIRE_SW_A7 |
| bool |
| default n |
| |
| config HAVE_CACHE_SPLIT |
| bool |
| |
| config HAVE_CACHE_CB |
| bool |
| |
| config HAVE_MBAR |
| bool |
| |
| config HAVE_IPSBAR |
| bool |
| |
| choice |
| prompt "CPU" |
| default M68EZ328 |
| |
| config M68328 |
| bool "MC68328" |
| select M68000 |
| help |
| Motorola 68328 processor support. |
| |
| config M68EZ328 |
| bool "MC68EZ328" |
| select M68000 |
| help |
| Motorola 68EX328 processor support. |
| |
| config M68VZ328 |
| bool "MC68VZ328" |
| select M68000 |
| help |
| Motorola 68VZ328 processor support. |
| |
| config M68360 |
| bool "MC68360" |
| select MCPU32 |
| help |
| Motorola 68360 processor support. |
| |
| config M5206 |
| bool "MCF5206" |
| select COLDFIRE |
| select COLDFIRE_SW_A7 |
| select HAVE_MBAR |
| help |
| Motorola ColdFire 5206 processor support. |
| |
| config M5206e |
| bool "MCF5206e" |
| select COLDFIRE |
| select COLDFIRE_SW_A7 |
| select HAVE_MBAR |
| help |
| Motorola ColdFire 5206e processor support. |
| |
| config M520x |
| bool "MCF520x" |
| select COLDFIRE |
| select GENERIC_CLOCKEVENTS |
| select HAVE_CACHE_SPLIT |
| help |
| Freescale Coldfire 5207/5208 processor support. |
| |
| config M523x |
| bool "MCF523x" |
| select COLDFIRE |
| select GENERIC_CLOCKEVENTS |
| select HAVE_CACHE_SPLIT |
| select HAVE_IPSBAR |
| help |
| Freescale Coldfire 5230/1/2/4/5 processor support |
| |
| config M5249 |
| bool "MCF5249" |
| select COLDFIRE |
| select COLDFIRE_SW_A7 |
| select HAVE_MBAR |
| help |
| Motorola ColdFire 5249 processor support. |
| |
| config M5271 |
| bool "MCF5271" |
| select COLDFIRE |
| select HAVE_CACHE_SPLIT |
| select HAVE_IPSBAR |
| help |
| Freescale (Motorola) ColdFire 5270/5271 processor support. |
| |
| config M5272 |
| bool "MCF5272" |
| select COLDFIRE |
| select COLDFIRE_SW_A7 |
| select HAVE_MBAR |
| help |
| Motorola ColdFire 5272 processor support. |
| |
| config M5275 |
| bool "MCF5275" |
| select COLDFIRE |
| select HAVE_CACHE_SPLIT |
| select HAVE_IPSBAR |
| help |
| Freescale (Motorola) ColdFire 5274/5275 processor support. |
| |
| config M528x |
| bool "MCF528x" |
| select COLDFIRE |
| select GENERIC_CLOCKEVENTS |
| select HAVE_CACHE_SPLIT |
| select HAVE_IPSBAR |
| help |
| Motorola ColdFire 5280/5282 processor support. |
| |
| config M5307 |
| bool "MCF5307" |
| select COLDFIRE |
| select COLDFIRE_SW_A7 |
| select HAVE_CACHE_CB |
| select HAVE_MBAR |
| help |
| Motorola ColdFire 5307 processor support. |
| |
| config M532x |
| bool "MCF532x" |
| select COLDFIRE |
| select HAVE_CACHE_CB |
| help |
| Freescale (Motorola) ColdFire 532x processor support. |
| |
| config M5407 |
| bool "MCF5407" |
| select COLDFIRE |
| select COLDFIRE_SW_A7 |
| select HAVE_CACHE_CB |
| select HAVE_MBAR |
| help |
| Motorola ColdFire 5407 processor support. |
| |
| config M547x |
| bool "MCF547x" |
| select COLDFIRE |
| select HAVE_CACHE_CB |
| select HAVE_MBAR |
| help |
| Freescale ColdFire 5470/5471/5472/5473/5474/5475 processor support. |
| |
| config M548x |
| bool "MCF548x" |
| select COLDFIRE |
| select HAVE_CACHE_CB |
| select HAVE_MBAR |
| help |
| Freescale ColdFire 5480/5481/5482/5483/5484/5485 processor support. |
| |
| endchoice |
| |
| config M527x |
| bool |
| depends on (M5271 || M5275) |
| select GENERIC_CLOCKEVENTS |
| default y |
| |
| config M54xx |
| bool |
| depends on (M548x || M547x) |
| default y |
| |
| config CLOCK_SET |
| bool "Enable setting the CPU clock frequency" |
| default n |
| help |
| On some CPU's you do not need to know what the core CPU clock |
| frequency is. On these you can disable clock setting. On some |
| traditional 68K parts, and on all ColdFire parts you need to set |
| the appropriate CPU clock frequency. On these devices many of the |
| onboard peripherals derive their timing from the master CPU clock |
| frequency. |
| |
| config CLOCK_FREQ |
| int "Set the core clock frequency" |
| default "66666666" |
| depends on CLOCK_SET |
| help |
| Define the CPU clock frequency in use. This is the core clock |
| frequency, it may or may not be the same as the external clock |
| crystal fitted to your board. Some processors have an internal |
| PLL and can have their frequency programmed at run time, others |
| use internal dividers. In general the kernel won't setup a PLL |
| if it is fitted (there are some exceptions). This value will be |
| specific to the exact CPU that you are using. |
| |
| config OLDMASK |
| bool "Old mask 5307 (1H55J) silicon" |
| depends on M5307 |
| help |
| Build support for the older revision ColdFire 5307 silicon. |
| Specifically this is the 1H55J mask revision. |
| |
| if HAVE_CACHE_SPLIT |
| choice |
| prompt "Split Cache Configuration" |
| default CACHE_I |
| |
| config CACHE_I |
| bool "Instruction" |
| help |
| Use all of the ColdFire CPU cache memory as an instruction cache. |
| |
| config CACHE_D |
| bool "Data" |
| help |
| Use all of the ColdFire CPU cache memory as a data cache. |
| |
| config CACHE_BOTH |
| bool "Both" |
| help |
| Split the ColdFire CPU cache, and use half as an instruction cache |
| and half as a data cache. |
| endchoice |
| endif |
| |
| if HAVE_CACHE_CB |
| choice |
| prompt "Data cache mode" |
| default CACHE_WRITETHRU |
| |
| config CACHE_WRITETHRU |
| bool "Write-through" |
| help |
| The ColdFire CPU cache is set into Write-through mode. |
| |
| config CACHE_COPYBACK |
| bool "Copy-back" |
| help |
| The ColdFire CPU cache is set into Copy-back mode. |
| endchoice |
| endif |
| |
| comment "Platform" |
| |
| config PILOT3 |
| bool "Pilot 1000/5000, PalmPilot Personal/Pro, or PalmIII support" |
| depends on M68328 |
| help |
| Support for the Palm Pilot 1000/5000, Personal/Pro and PalmIII. |
| |
| config XCOPILOT_BUGS |
| bool "(X)Copilot support" |
| depends on PILOT3 |
| help |
| Support the bugs of Xcopilot. |
| |
| config UC5272 |
| bool 'Arcturus Networks uC5272 dimm board support' |
| depends on M5272 |
| help |
| Support for the Arcturus Networks uC5272 dimm board. |
| |
| config UC5282 |
| bool "Arcturus Networks uC5282 board support" |
| depends on M528x |
| help |
| Support for the Arcturus Networks uC5282 dimm board. |
| |
| config UCSIMM |
| bool "uCsimm module support" |
| depends on M68EZ328 |
| help |
| Support for the Arcturus Networks uCsimm module. |
| |
| config UCDIMM |
| bool "uDsimm module support" |
| depends on M68VZ328 |
| help |
| Support for the Arcturus Networks uDsimm module. |
| |
| config DRAGEN2 |
| bool "DragenEngine II board support" |
| depends on M68VZ328 |
| help |
| Support for the DragenEngine II board. |
| |
| config DIRECT_IO_ACCESS |
| bool "Allow user to access IO directly" |
| depends on (UCSIMM || UCDIMM || DRAGEN2) |
| help |
| Disable the CPU internal registers protection in user mode, |
| to allow a user application to read/write them. |
| |
| config INIT_LCD |
| bool "Initialize LCD" |
| depends on (UCSIMM || UCDIMM || DRAGEN2) |
| help |
| Initialize the LCD controller of the 68x328 processor. |
| |
| config MEMORY_RESERVE |
| int "Memory reservation (MiB)" |
| depends on (UCSIMM || UCDIMM) |
| help |
| Reserve certain memory regions on 68x328 based boards. |
| |
| config UCQUICC |
| bool "Lineo uCquicc board support" |
| depends on M68360 |
| help |
| Support for the Lineo uCquicc board. |
| |
| config ARN5206 |
| bool "Arnewsh 5206 board support" |
| depends on M5206 |
| help |
| Support for the Arnewsh 5206 board. |
| |
| config M5206eC3 |
| bool "Motorola M5206eC3 board support" |
| depends on M5206e |
| help |
| Support for the Motorola M5206eC3 board. |
| |
| config ELITE |
| bool "Motorola M5206eLITE board support" |
| depends on M5206e |
| help |
| Support for the Motorola M5206eLITE board. |
| |
| config M5208EVB |
| bool "Freescale M5208EVB board support" |
| depends on M520x |
| help |
| Support for the Freescale Coldfire M5208EVB. |
| |
| config M5235EVB |
| bool "Freescale M5235EVB support" |
| depends on M523x |
| help |
| Support for the Freescale M5235EVB board. |
| |
| config M5249C3 |
| bool "Motorola M5249C3 board support" |
| depends on M5249 |
| help |
| Support for the Motorola M5249C3 board. |
| |
| config M5271EVB |
| bool "Freescale (Motorola) M5271EVB board support" |
| depends on M5271 |
| help |
| Support for the Freescale (Motorola) M5271EVB board. |
| |
| config M5275EVB |
| bool "Freescale (Motorola) M5275EVB board support" |
| depends on M5275 |
| help |
| Support for the Freescale (Motorola) M5275EVB board. |
| |
| config M5272C3 |
| bool "Motorola M5272C3 board support" |
| depends on M5272 |
| help |
| Support for the Motorola M5272C3 board. |
| |
| config COBRA5272 |
| bool "senTec COBRA5272 board support" |
| depends on M5272 |
| help |
| Support for the senTec COBRA5272 board. |
| |
| config AVNET5282 |
| bool "Avnet 5282 board support" |
| depends on M528x |
| help |
| Support for the Avnet 5282 board. |
| |
| config M5282EVB |
| bool "Motorola M5282EVB board support" |
| depends on M528x |
| help |
| Support for the Motorola M5282EVB board. |
| |
| config COBRA5282 |
| bool "senTec COBRA5282 board support" |
| depends on M528x |
| help |
| Support for the senTec COBRA5282 board. |
| |
| config SOM5282EM |
| bool "EMAC.Inc SOM5282EM board support" |
| depends on M528x |
| help |
| Support for the EMAC.Inc SOM5282EM module. |
| |
| config WILDFIRE |
| bool "Intec Automation Inc. WildFire board support" |
| depends on M528x |
| help |
| Support for the Intec Automation Inc. WildFire. |
| |
| config WILDFIREMOD |
| bool "Intec Automation Inc. WildFire module support" |
| depends on M528x |
| help |
| Support for the Intec Automation Inc. WildFire module. |
| |
| config ARN5307 |
| bool "Arnewsh 5307 board support" |
| depends on M5307 |
| help |
| Support for the Arnewsh 5307 board. |
| |
| config M5307C3 |
| bool "Motorola M5307C3 board support" |
| depends on M5307 |
| help |
| Support for the Motorola M5307C3 board. |
| |
| config SECUREEDGEMP3 |
| bool "SnapGear SecureEdge/MP3 platform support" |
| depends on M5307 |
| help |
| Support for the SnapGear SecureEdge/MP3 platform. |
| |
| config M5329EVB |
| bool "Freescale (Motorola) M5329EVB board support" |
| depends on M532x |
| help |
| Support for the Freescale (Motorola) M5329EVB board. |
| |
| config COBRA5329 |
| bool "senTec COBRA5329 board support" |
| depends on M532x |
| help |
| Support for the senTec COBRA5329 board. |
| |
| config M5407C3 |
| bool "Motorola M5407C3 board support" |
| depends on M5407 |
| help |
| Support for the Motorola M5407C3 board. |
| |
| config FIREBEE |
| bool "FireBee board support" |
| depends on M547x |
| help |
| Support for the FireBee ColdFire 5475 based board. |
| |
| config CLEOPATRA |
| bool "Feith CLEOPATRA board support" |
| depends on (M5307 || M5407) |
| help |
| Support for the Feith Cleopatra boards. |
| |
| config CANCam |
| bool "Feith CANCam board support" |
| depends on M5272 |
| help |
| Support for the Feith CANCam board. |
| |
| config SCALES |
| bool "Feith SCALES board support" |
| depends on M5272 |
| help |
| Support for the Feith SCALES board. |
| |
| config NETtel |
| bool "SecureEdge/NETtel board support" |
| depends on (M5206e || M5272 || M5307) |
| help |
| Support for the SnapGear NETtel/SecureEdge/SnapGear boards. |
| |
| config SNAPGEAR |
| bool "SnapGear router board support" |
| depends on NETtel |
| help |
| Special additional support for SnapGear router boards. |
| |
| config CPU16B |
| bool "Sneha Technologies S.L. Sarasvati board support" |
| depends on M5272 |
| help |
| Support for the SNEHA CPU16B board. |
| |
| config MOD5272 |
| bool "Netburner MOD-5272 board support" |
| depends on M5272 |
| help |
| Support for the Netburner MOD-5272 board. |
| |
| config SAVANTrosie1 |
| bool "Savant Rosie1 board support" |
| depends on M523x |
| help |
| Support for the Savant Rosie1 board. |
| |
| config ROMFS_FROM_ROM |
| bool "ROMFS image not RAM resident" |
| depends on (NETtel || SNAPGEAR) |
| help |
| The ROMfs filesystem will stay resident in the FLASH/ROM, not be |
| moved into RAM. |
| |
| config PILOT |
| bool |
| default y |
| depends on (PILOT3 || PILOT5) |
| |
| config ARNEWSH |
| bool |
| default y |
| depends on (ARN5206 || ARN5307) |
| |
| config FREESCALE |
| bool |
| default y |
| depends on (M5206eC3 || M5208EVB || M5235EVB || M5249C3 || M5271EVB || M5272C3 || M5275EVB || M5282EVB || M5307C3 || M5329EVB || M5407C3) |
| |
| config HW_FEITH |
| bool |
| default y |
| depends on (CLEOPATRA || CANCam || SCALES) |
| |
| config senTec |
| bool |
| default y |
| depends on (COBRA5272 || COBRA5282) |
| |
| config EMAC_INC |
| bool |
| default y |
| depends on (SOM5282EM) |
| |
| config SNEHA |
| bool |
| default y |
| depends on CPU16B |
| |
| config SAVANT |
| bool |
| default y |
| depends on SAVANTrosie1 |
| |
| config AVNET |
| bool |
| default y |
| depends on (AVNET5282) |
| |
| config UBOOT |
| bool "Support for U-Boot command line parameters" |
| help |
| If you say Y here kernel will try to collect command |
| line parameters from the initial u-boot stack. |
| default n |
| |
| config 4KSTACKS |
| bool "Use 4Kb for kernel stacks instead of 8Kb" |
| default y |
| help |
| If you say Y here the kernel will use a 4Kb stacksize for the |
| kernel stack attached to each process/thread. This facilitates |
| running more threads on a system and also reduces the pressure |
| on the VM subsystem for higher order allocations. |
| |
| comment "RAM configuration" |
| |
| config RAMBASE |
| hex "Address of the base of RAM" |
| default "0" |
| help |
| Define the address that RAM starts at. On many platforms this is |
| 0, the base of the address space. And this is the default. Some |
| platforms choose to setup their RAM at other addresses within the |
| processor address space. |
| |
| config RAMSIZE |
| hex "Size of RAM (in bytes), or 0 for automatic" |
| default "0x400000" |
| help |
| Define the size of the system RAM. If you select 0 then the |
| kernel will try to probe the RAM size at runtime. This is not |
| supported on all CPU types. |
| |
| config VECTORBASE |
| hex "Address of the base of system vectors" |
| default "0" |
| help |
| Define the address of the system vectors. Commonly this is |
| put at the start of RAM, but it doesn't have to be. On ColdFire |
| platforms this address is programmed into the VBR register, thus |
| actually setting the address to use. |
| |
| config MBAR |
| hex "Address of the MBAR (internal peripherals)" |
| default "0x10000000" |
| depends on HAVE_MBAR |
| help |
| Define the address of the internal system peripherals. This value |
| is set in the processors MBAR register. This is generally setup by |
| the boot loader, and will not be written by the kernel. By far most |
| ColdFire boards use the default 0x10000000 value, so if unsure then |
| use this. |
| |
| config IPSBAR |
| hex "Address of the IPSBAR (internal peripherals)" |
| default "0x40000000" |
| depends on HAVE_IPSBAR |
| help |
| Define the address of the internal system peripherals. This value |
| is set in the processors IPSBAR register. This is generally setup by |
| the boot loader, and will not be written by the kernel. By far most |
| ColdFire boards use the default 0x40000000 value, so if unsure then |
| use this. |
| |
| config KERNELBASE |
| hex "Address of the base of kernel code" |
| default "0x400" |
| help |
| Typically on m68k systems the kernel will not start at the base |
| of RAM, but usually some small offset from it. Define the start |
| address of the kernel here. The most common setup will have the |
| processor vectors at the base of RAM and then the start of the |
| kernel. On some platforms some RAM is reserved for boot loaders |
| and the kernel starts after that. The 0x400 default was based on |
| a system with the RAM based at address 0, and leaving enough room |
| for the theoretical maximum number of 256 vectors. |
| |
| choice |
| prompt "RAM bus width" |
| default RAMAUTOBIT |
| |
| config RAMAUTOBIT |
| bool "AUTO" |
| help |
| Select the physical RAM data bus size. Not needed on most platforms, |
| so you can generally choose AUTO. |
| |
| config RAM8BIT |
| bool "8bit" |
| help |
| Configure RAM bus to be 8 bits wide. |
| |
| config RAM16BIT |
| bool "16bit" |
| help |
| Configure RAM bus to be 16 bits wide. |
| |
| config RAM32BIT |
| bool "32bit" |
| help |
| Configure RAM bus to be 32 bits wide. |
| |
| endchoice |
| |
| comment "ROM configuration" |
| |
| config ROM |
| bool "Specify ROM linker regions" |
| default n |
| help |
| Define a ROM region for the linker script. This creates a kernel |
| that can be stored in flash, with possibly the text, and data |
| regions being copied out to RAM at startup. |
| |
| config ROMBASE |
| hex "Address of the base of ROM device" |
| default "0" |
| depends on ROM |
| help |
| Define the address that the ROM region starts at. Some platforms |
| use this to set their chip select region accordingly for the boot |
| device. |
| |
| config ROMVEC |
| hex "Address of the base of the ROM vectors" |
| default "0" |
| depends on ROM |
| help |
| This is almost always the same as the base of the ROM. Since on all |
| 68000 type variants the vectors are at the base of the boot device |
| on system startup. |
| |
| config ROMVECSIZE |
| hex "Size of ROM vector region (in bytes)" |
| default "0x400" |
| depends on ROM |
| help |
| Define the size of the vector region in ROM. For most 68000 |
| variants this would be 0x400 bytes in size. Set to 0 if you do |
| not want a vector region at the start of the ROM. |
| |
| config ROMSTART |
| hex "Address of the base of system image in ROM" |
| default "0x400" |
| depends on ROM |
| help |
| Define the start address of the system image in ROM. Commonly this |
| is strait after the ROM vectors. |
| |
| config ROMSIZE |
| hex "Size of the ROM device" |
| default "0x100000" |
| depends on ROM |
| help |
| Size of the ROM device. On some platforms this is used to setup |
| the chip select that controls the boot ROM device. |
| |
| choice |
| prompt "Kernel executes from" |
| ---help--- |
| Choose the memory type that the kernel will be running in. |
| |
| config RAMKERNEL |
| bool "RAM" |
| help |
| The kernel will be resident in RAM when running. |
| |
| config ROMKERNEL |
| bool "ROM" |
| help |
| The kernel will be resident in FLASH/ROM when running. This is |
| often referred to as Execute-in-Place (XIP), since the kernel |
| code executes from the position it is stored in the FLASH/ROM. |
| |
| endchoice |
| |
| if COLDFIRE |
| source "kernel/Kconfig.preempt" |
| endif |
| |
| source "kernel/time/Kconfig" |
| |
| config ISA_DMA_API |
| bool |
| depends on !M5272 |
| default y |
| |
| source "drivers/pcmcia/Kconfig" |
| |
