ARM: mach-shmobile: Add SDHI support for AG5EVM and sh73a0

Add SDHI0 and SDHI1 support to the AG5EVM board
including platform data, pinmux configuration
and clock bindings.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 103 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c
index 083dc0f364c1..7894cd125f94 100644
--- a/arch/arm/mach-shmobile/board-ag5evm.c
+++ b/arch/arm/mach-shmobile/board-ag5evm.c
@@ -34,6 +34,8 @@
 #include <linux/input/sh_keysc.h>
 #include <linux/mmc/host.h>
 #include <linux/mmc/sh_mmcif.h>
+#include <linux/mmc/sh_mobile_sdhi.h>
+#include <linux/mfd/tmio.h>
 #include <linux/sh_clk.h>
 #include <video/sh_mobile_lcdc.h>
 #include <video/sh_mipi_dsi.h>
@@ -327,6 +329,85 @@ static struct platform_device mipidsi0_device = {
         },
 };
 
+static struct sh_mobile_sdhi_info sdhi0_info = {
+        .tmio_caps      = MMC_CAP_SD_HIGHSPEED,
+        .tmio_ocr_mask  = MMC_VDD_27_28 | MMC_VDD_28_29,
+};
+
+static struct resource sdhi0_resources[] = {
+        [0] = {
+                .name   = "SDHI0",
+                .start  = 0xee100000,
+                .end    = 0xee1000ff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = gic_spi(83),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = gic_spi(84),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [3] = {
+                .start  = gic_spi(85),
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device sdhi0_device = {
+        .name           = "sh_mobile_sdhi",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(sdhi0_resources),
+        .resource       = sdhi0_resources,
+        .dev    = {
+                .platform_data  = &sdhi0_info,
+        },
+};
+
+void ag5evm_sdhi1_set_pwr(struct platform_device *pdev, int state)
+{
+        gpio_set_value(GPIO_PORT114, state);
+}
+
+static struct sh_mobile_sdhi_info sh_sdhi1_platdata = {
+        .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE,
+        .tmio_caps      = MMC_CAP_NONREMOVABLE,
+        .tmio_ocr_mask  = MMC_VDD_32_33 | MMC_VDD_33_34,
+        .set_pwr        = ag5evm_sdhi1_set_pwr,
+};
+
+static struct resource sdhi1_resources[] = {
+        [0] = {
+                .name   = "SDHI1",
+                .start  = 0xee120000,
+                .end    = 0xee1200ff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = gic_spi(87),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = gic_spi(88),
+                .flags  = IORESOURCE_IRQ,
+        },
+        [3] = {
+                .start  = gic_spi(89),
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device sdhi1_device = {
+        .name           = "sh_mobile_sdhi",
+        .id             = 1,
+        .dev            = {
+                .platform_data  = &sh_sdhi1_platdata,
+        },
+        .num_resources  = ARRAY_SIZE(sdhi1_resources),
+        .resource       = sdhi1_resources,
+};
+
 static struct platform_device *ag5evm_devices[] __initdata = {
         &eth_device,
         &keysc_device,
@@ -335,6 +416,8 @@ static struct platform_device *ag5evm_devices[] __initdata = {
         &irda_device,
         &lcdc0_device,
         &mipidsi0_device,
+        &sdhi0_device,
+        &sdhi1_device,
 };
 
 static struct map_desc ag5evm_io_desc[] __initdata = {
@@ -456,6 +539,26 @@ static void __init ag5evm_init(void)
         /* MIPI-DSI clock setup */
         __raw_writel(0x2a809010, DSI0PHYCR);
 
+        /* enable SDHI0 on CN15 [SD I/F] */
+        gpio_request(GPIO_FN_SDHICD0, NULL);
+        gpio_request(GPIO_FN_SDHIWP0, NULL);
+        gpio_request(GPIO_FN_SDHICMD0, NULL);
+        gpio_request(GPIO_FN_SDHICLK0, NULL);
+        gpio_request(GPIO_FN_SDHID0_3, NULL);
+        gpio_request(GPIO_FN_SDHID0_2, NULL);
+        gpio_request(GPIO_FN_SDHID0_1, NULL);
+        gpio_request(GPIO_FN_SDHID0_0, NULL);
+
+        /* enable SDHI1 on CN4 [WLAN I/F] */
+        gpio_request(GPIO_FN_SDHICLK1, NULL);
+        gpio_request(GPIO_FN_SDHICMD1_PU, NULL);
+        gpio_request(GPIO_FN_SDHID1_3_PU, NULL);
+        gpio_request(GPIO_FN_SDHID1_2_PU, NULL);
+        gpio_request(GPIO_FN_SDHID1_1_PU, NULL);
+        gpio_request(GPIO_FN_SDHID1_0_PU, NULL);
+        gpio_request(GPIO_PORT114, "sdhi1_power");
+        gpio_direction_output(GPIO_PORT114, 0);
+
 #ifdef CONFIG_CACHE_L2X0
         /* Shared attribute override enable, 64K*8way */
         l2x0_init(__io(0xf0100000), 0x00460000, 0xc2000fff);