mx6slevk: Call gpio_request()

We should call gpio_request() prior to reading the GPIO value.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
(cherry picked from commit 40b0dae15159bf14f24cf7714ddd690ae3ca65e3)

diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c
index 0597dbe8be0d4339c94f57e4d471ebbeded3a7ec..e98aa106ba3459ad081c90b7ab026bcf57d66320 100644 (file)
--- a/board/freescale/mx6slevk/mx6slevk.c
+++ b/board/freescale/mx6slevk/mx6slevk.c
@@ -273,12 +273,15 @@ int board_mmc_getcd(struct mmc *mmc)
 
        switch (cfg->esdhc_base) {
        case USDHC1_BASE_ADDR:
+               gpio_request(USDHC1_CD_GPIO, "cd1_gpio");
                ret = !gpio_get_value(USDHC1_CD_GPIO);
                break;
        case USDHC2_BASE_ADDR:
+               gpio_request(USDHC2_CD_GPIO, "cd2_gpio");
                ret = !gpio_get_value(USDHC2_CD_GPIO);
                break;
        case USDHC3_BASE_ADDR:
+               gpio_request(USDHC3_CD_GPIO, "cd3_gpio");
                ret = !gpio_get_value(USDHC3_CD_GPIO);
                break;
        }