[PATCH v2 5/5] scsi: ufs-mediatek: Allow unbound mphy

From: Stanley Chu
Date: Fri May 29 2020 - 05:23:27 EST


Allow unbound MPHY module since not every MediaTek UFS platform
needs specific MPHY control.

Signed-off-by: Stanley Chu <stanley.chu@xxxxxxxxxxxx>
Reviewed-by: Peter Wang <peter.wang@xxxxxxxxxxxx>
---
drivers/scsi/ufs/ufs-mediatek.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index de9e643fb8dd..d587b3276aa8 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -113,6 +113,12 @@ static int ufs_mtk_bind_mphy(struct ufs_hba *hba)

if (err)
host->mphy = NULL;
+ /*
+ * Allow unbound mphy because not every platform needs specific
+ * mphy control.
+ */
+ if (err == -ENODEV)
+ err = 0;

return err;
}
--
2.18.0