mmc/aspeed: Enable controller clocks

Request and enable the controller level clocks.

Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/drivers/mmc/aspeed_sdhci.c b/drivers/mmc/aspeed_sdhci.c
index 5591fa2b08910d25841f4b07d132a5d49a125daa..9d79bf58cc70ba474a3f873c8efb38713443711f 100644 (file)
--- a/drivers/mmc/aspeed_sdhci.c
+++ b/drivers/mmc/aspeed_sdhci.c
@@ -99,6 +99,21 @@ U_BOOT_DRIVER(aspeed_sdhci_drv) = {
 
 static int aspeed_sdc_probe(struct udevice *parent)
 {
+       struct clk clk;
+       int ret;
+
+       ret = clk_get_by_index(parent, 0, &clk);
+       if (ret) {
+               debug("%s: clock get failed %d\n", __func__, ret);
+               return ret;
+       }
+
+       ret = clk_enable(&clk);
+       if (ret) {
+               debug("%s: clock enable failed %d\n", __func__, ret);
+               return ret;
+       }
+
        return 0;
 }