Implement a card detection check for cm-t35.
Signed-off-by: Nikita Kiryanov nikita@compulab.co.il Signed-off-by: Igor Grinberg grinberg@compulab.co.il --- board/cm_t35/cm_t35.c | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c index 87a18c0..50c0990 100644 --- a/board/cm_t35/cm_t35.c +++ b/board/cm_t35/cm_t35.c @@ -32,6 +32,7 @@ #include <netdev.h> #include <net.h> #include <i2c.h> +#include <mmc.h> #include <twl4030.h> #include <linux/compiler.h>
@@ -344,6 +345,16 @@ void set_muxconf_regs(void) }
#ifdef CONFIG_GENERIC_MMC +int board_mmc_getcd(struct mmc *mmc) +{ + u8 val; + + if (twl4030_i2c_read_u8(TWL4030_CHIP_GPIO, &val, TWL4030_BASEADD_GPIO)) + return -1; + + return !(val & 1); +} + int board_mmc_init(bd_t *bis) { return omap_mmc_init(0, 0, 0, -1);