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| author | Nikita Kiryanov <nikita@compulab.co.il> | 2012-12-03 02:19:45 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-03-08 16:41:13 -0500 |
| commit | 5c1214de8c7b8b3e807ec09508e653580872e599 (patch) | |
| tree | a96866722618d5d4989e01d8887433649a70eaf0 | |
| parent | e874d5b001e9d7ea0fc7596ef0fe6dd520ed8ec6 (diff) | |
| download | u-boot-imx-5c1214de8c7b8b3e807ec09508e653580872e599.zip u-boot-imx-5c1214de8c7b8b3e807ec09508e653580872e599.tar.gz u-boot-imx-5c1214de8c7b8b3e807ec09508e653580872e599.tar.bz2 | |
cm-t35: implement board specific card detect check
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>
| -rw-r--r-- | board/cm_t35/cm_t35.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c index 89e0fd3..dfd91e7 100644 --- a/board/cm_t35/cm_t35.c +++ b/board/cm_t35/cm_t35.c @@ -33,6 +33,7 @@ #include <net.h> #include <i2c.h> #include <usb.h> +#include <mmc.h> #include <twl4030.h> #include <linux/compiler.h> @@ -377,6 +378,16 @@ 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); |