ARM: tegra: stingray: Board file support for external SD card

Signed-off-by: Mike Lockwood <lockwood@android.com>

diff --git a/arch/arm/mach-tegra/board-stingray.c b/arch/arm/mach-tegra/board-stingray.c
index 44e5ec749233a1a15f5324004d1a909894624c25..4ae0721d6956147300166c48ef2da3d09a852b7f 100644 (file)
--- a/arch/arm/mach-tegra/board-stingray.c
+++ b/arch/arm/mach-tegra/board-stingray.c
@@ -650,6 +650,14 @@ static struct platform_device *stingray_devices[] __initdata = {
 
 extern struct tegra_sdhci_platform_data stingray_wifi_data; /* sdhci2 */
 
+static struct tegra_sdhci_platform_data stingray_sdhci_sdcard_platform_data = {
+       .clk_id = NULL,
+       .force_hs = 0,
+       .cd_gpio = TEGRA_GPIO_PI5,
+       .wp_gpio = -1,
+       .power_gpio = -1,
+};
+
 static struct tegra_sdhci_platform_data stingray_sdhci_platform_data4 = {
        .clk_id = NULL,
        .force_hs = 0,
@@ -716,9 +724,11 @@ static void stingray_sdhci_init(void)
 {
        /* TODO: setup GPIOs for cd, wd, and power */
        tegra_sdhci_device2.dev.platform_data = &stingray_wifi_data;
+       tegra_sdhci_device3.dev.platform_data = &stingray_sdhci_sdcard_platform_data;
        tegra_sdhci_device4.dev.platform_data = &stingray_sdhci_platform_data4;
 
        platform_device_register(&tegra_sdhci_device2);
+       platform_device_register(&tegra_sdhci_device3);
        platform_device_register(&tegra_sdhci_device4);
 }
 #define ATAG_BDADDR 0x43294329 /* stingray bluetooth address tag */
@@ -1166,6 +1176,11 @@ static void __init tegra_stingray_init(void)
        gpio_request(TEGRA_GPIO_PU4, "4329_pwr");
        gpio_direction_output(TEGRA_GPIO_PU4, 0);
 
+       /* Enable GPIO for SD card detect */
+       tegra_gpio_enable(TEGRA_GPIO_PI5);
+       gpio_request(TEGRA_GPIO_PI5, "sdcard_detect");
+       gpio_direction_input(TEGRA_GPIO_PI5);
+
        stingray_pinmux_init();
 
        tegra_clk_init_from_table(stingray_clk_init_table);