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authorKevin Hilman <khilman@deeprootsystems.com>2009-05-11 15:55:03 -0700
committerKevin Hilman <khilman@deeprootsystems.com>2009-05-26 07:18:16 -0700
commit2dbf56aeb7986b54651c93ed171877e8179289bc (patch)
treeecdc2e340ed799a884812abb200aac23279cb79b /arch/arm/mach-davinci/board-dm644x-evm.c
parent35652fe1858e664707cfa32e80547b210cc41f78 (diff)
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.c24
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 b2e7f9c63bc..9c3ce311d5d 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 */