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imx: mx6quq7: add sd card detection 

Add board_mmc_getcd function and declare CD_GPIO for SDCard.

Signed-off-by: Julien Corjon <corjon.j@ecagroup.com>
This commit is contained in:
Julien CORJON 2016-02-05 16:19:33 +01:00 committed by Stefano Babic
parent dd8bd015e8
commit 22bd6b4f60
1 changed files with 19 additions and 0 deletions
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19
board/seco/mx6quq7/mx6quq7.c
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@ -91,11 +91,30 @@ int board_eth_init(bd_t *bis)
return ret;
}
#define USDHC4_CD_GPIO IMX_GPIO_NR(2, 6)
static struct fsl_esdhc_cfg usdhc_cfg[2] = {
{USDHC3_BASE_ADDR, 0, 4},
{USDHC4_BASE_ADDR, 0, 4},
};
int board_mmc_getcd(struct mmc *mmc)
{
struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
int ret = 0;
switch (cfg->esdhc_base) {
case USDHC3_BASE_ADDR:
ret = 1; /* Assume eMMC is always present */
break;
case USDHC4_BASE_ADDR:
ret = !gpio_get_value(USDHC4_CD_GPIO);
break;
}
return ret;
}
int board_mmc_init(bd_t *bis)
{
u32 index = 0;