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| author | Kevin Hilman <khilman@deeprootsystems.com> | 2009-05-11 15:55:03 -0700 |
|---|---|---|
| committer | Kevin Hilman <khilman@deeprootsystems.com> | 2009-05-26 07:18:16 -0700 |
| commit | 2dbf56aeb7986b54651c93ed171877e8179289bc (patch) | |
| tree | ecdc2e340ed799a884812abb200aac23279cb79b /arch/arm/mach-davinci/board-dm644x-evm.c | |
| parent | 35652fe1858e664707cfa32e80547b210cc41f78 (diff) | |
| download | blackbird-op-linux-2dbf56aeb7986b54651c93ed171877e8179289bc.tar.gz blackbird-op-linux-2dbf56aeb7986b54651c93ed171877e8179289bc.zip | |
davinci: MMC platform support
Add SoC and platform-specific data and init for MMC driver.
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch/arm/mach-davinci/board-dm644x-evm.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-dm644x-evm.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index b2e7f9c63bc5..9c3ce311d5d7 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -44,6 +44,7 @@ #include <mach/mux.h> #include <mach/psc.h> #include <mach/nand.h> +#include <mach/mmc.h> #define DM644X_EVM_PHY_MASK (0x2) #define DM644X_EVM_MDIO_FREQUENCY (2200000) /* PHY bus frequency */ @@ -545,6 +546,27 @@ static int dm6444evm_msp430_get_pins(void) return (buf[3] << 8) | buf[2]; } +static int dm6444evm_mmc_get_cd(int module) +{ + int status = dm6444evm_msp430_get_pins(); + + return (status < 0) ? status : !(status & BIT(1)); +} + +static int dm6444evm_mmc_get_ro(int module) +{ + int status = dm6444evm_msp430_get_pins(); + + return (status < 0) ? status : status & BIT(6 + 8); +} + +static struct davinci_mmc_config dm6446evm_mmc_config = { + .get_cd = dm6444evm_mmc_get_cd, + .get_ro = dm6444evm_mmc_get_ro, + .wires = 4, + .version = MMC_CTLR_VERSION_1 +}; + static struct i2c_board_info __initdata i2c_info[] = { { I2C_BOARD_INFO("dm6446evm_msp", 0x23), @@ -671,6 +693,8 @@ static __init void davinci_evm_init(void) ARRAY_SIZE(davinci_evm_devices)); evm_init_i2c(); + davinci_setup_mmc(0, &dm6446evm_mmc_config); + davinci_serial_init(&uart_config); /* Register the fixup for PHY on DaVinci */ |
