diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-dm355-evm.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-dm355-evm.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c index 6af3c6c..0874413 100644 --- a/arch/arm/mach-davinci/board-dm355-evm.c +++ b/arch/arm/mach-davinci/board-dm355-evm.c @@ -36,6 +36,7 @@ #include <mach/i2c.h> #include <mach/serial.h> #include <mach/nand.h> +#include <mach/mmc.h> #define DAVINCI_ASYNC_EMIF_CONTROL_BASE 0x01e10000 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x02000000 @@ -191,6 +192,31 @@ static void __init dm355_evm_map_io(void) dm355_init(); } +static int dm355evm_mmc_get_cd(int module) +{ + if (!gpio_is_valid(dm355evm_mmc_gpios)) + return -ENXIO; + /* low == card present */ + return !gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 1); +} + +static int dm355evm_mmc_get_ro(int module) +{ + if (!gpio_is_valid(dm355evm_mmc_gpios)) + return -ENXIO; + /* high == card's write protect switch active */ + return gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 0); +} + +static struct davinci_mmc_config dm355evm_mmc_config = { + .get_cd = dm355evm_mmc_get_cd, + .get_ro = dm355evm_mmc_get_ro, + .wires = 4, + .max_freq = 50000000, + .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, + .version = MMC_CTLR_VERSION_1, +}; + /* Don't connect anything to J10 unless you're only using USB host * mode *and* have to do so with some kind of gender-bender. If * you have proper Mini-B or Mini-A cables (or Mini-A adapters) @@ -249,6 +275,9 @@ static __init void dm355_evm_init(void) /* irlml6401 switches over 1A in under 8 msec */ setup_usb(500, 8); + davinci_setup_mmc(0, &dm355evm_mmc_config); + davinci_setup_mmc(1, &dm355evm_mmc_config); + dm355_init_spi0(BIT(0), dm355_evm_spi_info, ARRAY_SIZE(dm355_evm_spi_info)); } |
