[RFC 1/2] ARM: Tegra: Device Tree Support: Update how sdhci devices are initialized

[John Bonesio <bones-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>]

This patch changes how sdhci devices are initialized so that a later patch can
easily add support for i2c devies.

Signed-off-by: John Bonesio <bones-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
---

 arch/arm/mach-tegra/Makefile   |    1 
 arch/arm/mach-tegra/board-dt.c |  106 ++++++++++------------------------------
 2 files changed, 27 insertions(+), 80 deletions(-)

diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index 842ec1a..54d2215 100644
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -31,6 +31,7 @@ obj-${CONFIG_MACH_SEABOARD}             += board-seaboard.o
 obj-${CONFIG_MACH_SEABOARD}             += board-seaboard-pinmux.o
 
 obj-${CONFIG_MACH_TEGRA_DT}             += board-dt.o
+obj-${CONFIG_MACH_TEGRA_DT}             += board-harmony-pinmux.o
 
 obj-${CONFIG_MACH_TRIMSLICE}            += board-trimslice.o
 obj-${CONFIG_MACH_TRIMSLICE}            += board-trimslice-pinmux.o
diff --git a/arch/arm/mach-tegra/board-dt.c b/arch/arm/mach-tegra/board-dt.c
index 9a35741..e61d563 100644
--- a/arch/arm/mach-tegra/board-dt.c
+++ b/arch/arm/mach-tegra/board-dt.c
@@ -36,90 +36,13 @@
 
 #include <mach/iomap.h>
 #include <mach/irqs.h>
+#include <mach/sdhci.h>
 
 #include "board.h"
 #include "board-harmony.h"
 #include "clock.h"
-
-static struct resource sdhci_resource1[] = {
-	[0] = {
-		.start  = INT_SDMMC1,
-		.end    = INT_SDMMC1,
-		.flags  = IORESOURCE_IRQ,
-	},
-	[1] = {
-		.start	= TEGRA_SDMMC1_BASE,
-		.end	= TEGRA_SDMMC1_BASE + TEGRA_SDMMC1_SIZE-1,
-		.flags	= IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device tegra_sdhci_device1 = {
-	.name		= "sdhci-tegra",
-	.id		= 0,
-	.resource	= sdhci_resource1,
-	.num_resources	= ARRAY_SIZE(sdhci_resource1),
-};
-
-static struct resource sdhci_resource2[] = {
-	[0] = {
-		.start  = INT_SDMMC2,
-		.end    = INT_SDMMC2,
-		.flags  = IORESOURCE_IRQ,
-	},
-	[1] = {
-		.start	= TEGRA_SDMMC2_BASE,
-		.end	= TEGRA_SDMMC2_BASE + TEGRA_SDMMC2_SIZE-1,
-		.flags	= IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device tegra_sdhci_device2 = {
-	.name		= "sdhci-tegra",
-	.id		= 1,
-	.resource	= sdhci_resource2,
-	.num_resources	= ARRAY_SIZE(sdhci_resource2),
-};
-
-static struct resource sdhci_resource3[] = {
-	[0] = {
-		.start  = INT_SDMMC3,
-		.end    = INT_SDMMC3,
-		.flags  = IORESOURCE_IRQ,
-	},
-	[1] = {
-		.start	= TEGRA_SDMMC3_BASE,
-		.end	= TEGRA_SDMMC3_BASE + TEGRA_SDMMC3_SIZE-1,
-		.flags	= IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device tegra_sdhci_device3 = {
-	.name		= "sdhci-tegra",
-	.id		= 2,
-	.resource	= sdhci_resource3,
-	.num_resources	= ARRAY_SIZE(sdhci_resource3),
-};
-
-static struct resource sdhci_resource4[] = {
-	[0] = {
-		.start  = INT_SDMMC4,
-		.end    = INT_SDMMC4,
-		.flags  = IORESOURCE_IRQ,
-	},
-	[1] = {
-		.start	= TEGRA_SDMMC4_BASE,
-		.end	= TEGRA_SDMMC4_BASE + TEGRA_SDMMC4_SIZE-1,
-		.flags	= IORESOURCE_MEM,
-	},
-};
-
-static struct platform_device tegra_sdhci_device4 = {
-	.name		= "sdhci-tegra",
-	.id		= 3,
-	.resource	= sdhci_resource4,
-	.num_resources	= ARRAY_SIZE(sdhci_resource4),
-};
+#include "devices.h"
+#include "gpio-names.h"
 
 static struct platform_device *harmony_devices[] __initdata = {
 	&tegra_sdhci_device1,
@@ -134,6 +57,25 @@ static __initdata struct tegra_clk_init_table tegra_dt_clk_init_table[] = {
 	{ NULL,		NULL,		0,		0},
 };
 
+static struct tegra_sdhci_platform_data sdhci_pdata1 = {
+	.cd_gpio        = -1,
+	.wp_gpio        = -1,
+	.power_gpio     = -1,
+};
+
+static struct tegra_sdhci_platform_data sdhci_pdata2 = {
+	.cd_gpio        = TEGRA_GPIO_SD2_CD,
+	.wp_gpio        = TEGRA_GPIO_SD2_WP,
+	.power_gpio     = TEGRA_GPIO_SD2_POWER,
+};
+
+static struct tegra_sdhci_platform_data sdhci_pdata4 = {
+	.cd_gpio        = TEGRA_GPIO_SD4_CD,
+	.wp_gpio        = TEGRA_GPIO_SD4_WP,
+	.power_gpio     = TEGRA_GPIO_SD4_POWER,
+	.is_8bit        = 1,
+};
+
 static struct of_device_id tegra_dt_match_table[] __initdata = {
 	{ .compatible = "simple-bus", },
 	{}
@@ -164,6 +106,10 @@ static void __init tegra_dt_init(void)
 
 	harmony_pinmux_init();
 
+	tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1;
+	tegra_sdhci_device2.dev.platform_data = &sdhci_pdata2;
+	tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4;
+
 	platform_add_devices(harmony_devices, ARRAY_SIZE(harmony_devices));
 
 	/*