From 894cda18de4b8963b16bc706fea53566df6d7b05 Mon Sep 17 00:00:00 2001 From: Phil Edworthy Date: Mon, 6 Aug 2012 13:31:05 +0100 Subject: [PATCH] ARM: shmobile: marzen: add SDHI0 support [horms@verge.net.au: moved defconfig portion into a separate patch] [horms@verge.net.au: added "ARM: shmobile:" to title] Signed-off-by: Phil Edworthy Tested-by: Kuninori Morimoto Signed-off-by: Simon Horman --- arch/arm/mach-shmobile/board-marzen.c | 52 ++++++++++++++++++++++++++++++++++- 1 file changed, 51 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index 3a528cf..dec3ffc 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -30,6 +30,8 @@ #include #include #include +#include +#include #include #include #include @@ -39,6 +41,12 @@ #include #include +/* Fixed 3.3V regulator to be used by SDHI0 */ +static struct regulator_consumer_supply fixed3v3_power_consumers[] = { + REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), + REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"), +}; + /* Dummy supplies, where voltage doesn't matter */ static struct regulator_consumer_supply dummy_supplies[] = { REGULATOR_SUPPLY("vddvario", "smsc911x"), @@ -75,13 +83,45 @@ static struct platform_device eth_device = { .num_resources = ARRAY_SIZE(smsc911x_resources), }; +static struct resource sdhi0_resources[] = { + [0] = { + .name = "sdhi0", + .start = 0xffe4c000, + .end = 0xffe4c0ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = gic_spi(104), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct sh_mobile_sdhi_info sdhi0_platform_data = { + .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT, + .tmio_caps = MMC_CAP_SD_HIGHSPEED, +}; + +static struct platform_device sdhi0_device = { + .name = "sh_mobile_sdhi", + .num_resources = ARRAY_SIZE(sdhi0_resources), + .resource = sdhi0_resources, + .id = 0, + .dev = { + .platform_data = &sdhi0_platform_data, + } +}; + static struct platform_device *marzen_devices[] __initdata = { ð_device, + &sdhi0_device, }; static void __init marzen_init(void) { - regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); + regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, + ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + regulator_register_fixed(0, dummy_supplies, + ARRAY_SIZE(dummy_supplies)); r8a7779_pinmux_init(); @@ -97,6 +137,16 @@ static void __init marzen_init(void) gpio_request(GPIO_FN_EX_CS0, NULL); /* nCS */ gpio_request(GPIO_FN_IRQ1_B, NULL); /* IRQ + PME */ + /* SD0 (CN20) */ + gpio_request(GPIO_FN_SD0_CLK, NULL); + gpio_request(GPIO_FN_SD0_CMD, NULL); + gpio_request(GPIO_FN_SD0_DAT0, NULL); + gpio_request(GPIO_FN_SD0_DAT1, NULL); + gpio_request(GPIO_FN_SD0_DAT2, NULL); + gpio_request(GPIO_FN_SD0_DAT3, NULL); + gpio_request(GPIO_FN_SD0_CD, NULL); + gpio_request(GPIO_FN_SD0_WP, NULL); + r8a7779_add_standard_devices(); platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices)); } -- 2.7.4