ARM: shmobile: kzm9g: enable MicroSD

This patch enable MicroSD on CN20

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Tetsuyuki Kobayashi <koba@kmckk.co.jp>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

1 files changed, 55 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-kzm9g.c b/arch/arm/mach-shmobile/board-kzm9g.c
index 27194bc6ee3c..b056b7af9879 100644
--- a/arch/arm/mach-shmobile/board-kzm9g.c
+++ b/arch/arm/mach-shmobile/board-kzm9g.c
@@ -396,6 +396,50 @@ static struct platform_device sdhi0_device = {
         },
 };
 
+/* Micro SD */
+static struct sh_mobile_sdhi_info sdhi2_info = {
+        .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT |
+                          TMIO_MMC_USE_GPIO_CD |
+                          TMIO_MMC_WRPROTECT_DISABLE,
+        .tmio_caps      = MMC_CAP_SD_HIGHSPEED,
+        .tmio_ocr_mask  = MMC_VDD_27_28 | MMC_VDD_28_29,
+        .cd_gpio        = GPIO_PORT13,
+};
+
+static struct resource sdhi2_resources[] = {
+        [0] = {
+                .name   = "SDHI2",
+                .start  = 0xee140000,
+                .end    = 0xee1400ff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .name   = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
+                .start  = gic_spi(103),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
+                .start  = gic_spi(104),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [3] = {
+                .name   = SH_MOBILE_SDHI_IRQ_SDIO,
+                .start  = gic_spi(105),
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device sdhi2_device = {
+        .name           = "sh_mobile_sdhi",
+        .id             = 2,
+        .num_resources  = ARRAY_SIZE(sdhi2_resources),
+        .resource       = sdhi2_resources,
+        .dev    = {
+                .platform_data  = &sdhi2_info,
+        },
+};
+
 /* KEY */
 #define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
 
@@ -511,6 +555,7 @@ static struct platform_device *kzm_devices[] __initdata = {
         &lcdc_device,
         &mmc_device,
         &sdhi0_device,
+        &sdhi2_device,
         &gpio_keys_device,
         &fsi_device,
         &fsi_ak4648_device,
@@ -648,6 +693,16 @@ static void __init kzm_init(void)
         gpio_request(GPIO_PORT15, NULL);
         gpio_direction_output(GPIO_PORT15, 1); /* power */
 
+        /* enable Micro SD */
+        gpio_request(GPIO_FN_SDHID2_0,          NULL);
+        gpio_request(GPIO_FN_SDHID2_1,          NULL);
+        gpio_request(GPIO_FN_SDHID2_2,          NULL);
+        gpio_request(GPIO_FN_SDHID2_3,          NULL);
+        gpio_request(GPIO_FN_SDHICMD2,          NULL);
+        gpio_request(GPIO_FN_SDHICLK2,          NULL);
+        gpio_request(GPIO_PORT14, NULL);
+        gpio_direction_output(GPIO_PORT14, 1); /* power */
+
         /* I2C 3 */
         gpio_request(GPIO_FN_PORT27_I2C_SCL3, NULL);
         gpio_request(GPIO_FN_PORT28_I2C_SDA3, NULL);