patches.kzm9g/0205-ARM-mach-shmobile-kzm9g-add-FSI-AK4648-support.patch

From 850ebb2205ed29cae92c91419d06fb9e91a2cafa Mon Sep 17 00:00:00 2001
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Mon, 23 Apr 2012 00:03:25 -0700
Subject: ARM: mach-shmobile: kzm9g: add FSI-AK4648 support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

Conflicts:

	arch/arm/mach-shmobile/board-kzm9g.c

N.B: Not present upstream

Signed-off-by: Simon Horman <horms@verge.net.au>
---
 arch/arm/mach-shmobile/Kconfig       |  1 +
 arch/arm/mach-shmobile/board-kzm9g.c | 79 ++++++++++++++++++++++++++++++++++++
 2 files changed, 80 insertions(+)

diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index 23be741..9020c1b 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -85,6 +85,7 @@ config MACH_KZM9G
 	bool "KZM-A9-GT board"
 	depends on ARCH_SH73A0
 	select ARCH_REQUIRE_GPIOLIB
+	select SND_SOC_AK4642 if SND_SIMPLE_CARD
 
 comment "SH-Mobile System Configuration"
 
diff --git a/arch/arm/mach-shmobile/board-kzm9g.c b/arch/arm/mach-shmobile/board-kzm9g.c
index 7289ed5..855ae85 100644
--- a/arch/arm/mach-shmobile/board-kzm9g.c
+++ b/arch/arm/mach-shmobile/board-kzm9g.c
@@ -31,6 +31,8 @@
 #include <linux/mfd/tmio.h>
 #include <linux/platform_device.h>
 #include <linux/videodev2.h>
+#include <sound/sh_fsi.h>
+#include <sound/simple_card.h>
 #include <mach/irqs.h>
 #include <mach/sh73a0.h>
 #include <mach/common.h>
@@ -52,6 +54,14 @@
 #define GPIO_PCF8575_PORT15	(GPIO_NR + 13)
 #define GPIO_PCF8575_PORT16	(GPIO_NR + 14)
 
+/*
+ * FSI-AK4648
+ *
+ * this command is required when playback.
+ *
+ * # amixer set "LINEOUT Mixer DACL" on
+ */
+
 /* LCDC */
 static struct fb_videomode kzm_lcdc_mode = {
 	.name		= "WVGA Panel",
@@ -207,11 +217,70 @@ static struct platform_device gpio_keys_device = {
 	},
 };
 
+/* FSI-AK4648 */
+static struct sh_fsi_platform_info fsi_info = {
+	.port_a = {
+	},
+};
+
+static struct resource fsi_resources[] = {
+	[0] = {
+		.name	= "FSI",
+		.start	= 0xEC230000,
+		.end	= 0xEC230400 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start  = gic_spi(146),
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device fsi_device = {
+	.name		= "sh_fsi2",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(fsi_resources),
+	.resource	= fsi_resources,
+	.dev	= {
+		.platform_data	= &fsi_info,
+	},
+};
+
+static struct asoc_simple_dai_init_info fsi2_ak4648_init_info = {
+	.fmt		= SND_SOC_DAIFMT_LEFT_J,
+	.codec_daifmt	= SND_SOC_DAIFMT_CBM_CFM,
+	.cpu_daifmt	= SND_SOC_DAIFMT_CBS_CFS,
+	.sysclk		= 11289600,
+};
+
+static struct asoc_simple_card_info fsi2_ak4648_info = {
+	.name		= "AK4648",
+	.card		= "FSI2A-AK4648",
+	.cpu_dai	= "fsia-dai",
+	.codec		= "ak4642-codec.0-0012",
+	.platform	= "sh_fsi2",
+	.codec_dai	= "ak4642-hifi",
+	.init		= &fsi2_ak4648_init_info,
+};
+
+static struct platform_device fsi_ak4648_device = {
+	.name	= "asoc-simple-card",
+	.dev	= {
+		.platform_data	= &fsi2_ak4648_info,
+	},
+};
+
 /* I2C */
 static struct pcf857x_platform_data pcf8575_pdata = {
 	.gpio_base	= GPIO_PCF8575_BASE,
 };
 
+static struct i2c_board_info i2c0_devices[] = {
+	{
+		I2C_BOARD_INFO("ak4648", 0x12),
+	}
+};
+
 static struct i2c_board_info i2c1_devices[] = {
 	{
 		I2C_BOARD_INFO("st1232-ts", 0x55),
@@ -231,6 +300,8 @@ static struct platform_device *kzm_devices[] __initdata = {
 	&mmc_device,
 	&sdhi0_device,
 	&gpio_keys_device,
+	&fsi_device,
+	&fsi_ak4648_device,
 };
 
 /*
@@ -362,11 +433,19 @@ static void __init kzm_init(void)
 	gpio_request(GPIO_FN_PORT27_I2C_SCL3, NULL);
 	gpio_request(GPIO_FN_PORT28_I2C_SDA3, NULL);
 
+	/* enable FSI2 port A (ak4648) */
+	gpio_request(GPIO_FN_FSIACK,	NULL);
+	gpio_request(GPIO_FN_FSIAILR,	NULL);
+	gpio_request(GPIO_FN_FSIAIBT,	NULL);
+	gpio_request(GPIO_FN_FSIAISLD,	NULL);
+	gpio_request(GPIO_FN_FSIAOSLD,	NULL);
+
 #ifdef CONFIG_CACHE_L2X0
 	/* Early BRESP enable, Shared attribute override enable, 64K*8way */
 	l2x0_init(__io(0xf0100000), 0x40460000, 0x82000fff);
 #endif
 
+	i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
 	i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));
 	i2c_register_board_info(3, i2c3_devices, ARRAY_SIZE(i2c3_devices));
 
-- 
1.7.10.2.565.gbd578b5