[PATCH 09/11] drivers: ufs: ufs-mediatek: implement clocking

Julien Stephan jstephan at baylibre.com
Tue Mar 17 15:24:27 CET 2026


Implement clocking.

Signed-off-by: Julien Stephan <jstephan at baylibre.com>
---
 drivers/ufs/ufs-mediatek.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/drivers/ufs/ufs-mediatek.c b/drivers/ufs/ufs-mediatek.c
index 5d882904c84..31916f72c86 100644
--- a/drivers/ufs/ufs-mediatek.c
+++ b/drivers/ufs/ufs-mediatek.c
@@ -177,6 +177,18 @@ static int ufs_mtk_link_startup_notify(struct ufs_hba *hba,
 	return ret;
 }
 
+static int ufs_mtk_get_clk(struct ufs_hba *hba)
+{
+	struct ufs_mtk_host *host = dev_get_priv(hba->dev);
+	int err;
+
+	err = clk_get_bulk(hba->dev, &host->clks);
+	if (err)
+		return err;
+
+	return 0;
+}
+
 static int ufs_mtk_bind_mphy(struct ufs_hba *hba)
 {
 	struct ufs_mtk_host *host = dev_get_priv(hba->dev);
@@ -317,7 +329,11 @@ static int ufs_mtk_init(struct ufs_hba *hba)
 
 	ufs_mtk_init_reset(hba);
 
-	// TODO: Clocking
+	err = ufs_mtk_get_clk(hba);
+	if (err) {
+		dev_err(hba->dev, "failed to initialize clocks, err:%d\n", err);
+		return err;
+	}
 
 	err = generic_phy_power_on(&priv->mphy);
 	if (err) {

-- 
2.52.0



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