[PATCH RESEND 8/9] mmc/aspeed: Enable controller clocks

Joel Stanley joel at jms.id.au
Thu Jun 23 11:05:35 CEST 2022


Request and enable the controller level clocks.

Signed-off-by: Joel Stanley <joel at jms.id.au>
---
 drivers/mmc/aspeed_sdhci.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/mmc/aspeed_sdhci.c b/drivers/mmc/aspeed_sdhci.c
index 5591fa2b0891..9d79bf58cc70 100644
--- 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;
 }
 
-- 
2.35.1



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