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Commit ec9cb276 authored by Stanley Chu's avatar Stanley Chu Committed by Greg Kroah-Hartman
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UPSTREAM: scsi: ufs-mediatek: Allow unbound mphy 

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

Link: https://lore.kernel.org/r/20200601104646.15436-6-stanley.chu@mediatek.com


Reviewed-by: default avatarPeter Wang <peter.wang@mediatek.com>
Signed-off-by: default avatarStanley Chu <stanley.chu@mediatek.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>

Bug: 151050916
(cherry picked from commit fc4983018fea1237e027a9fc6530a3e04850fbfa)
Change-Id: Ie79d90079976129e37ac99c6b7e2d9b172ebdc73
Signed-off-by: default avatarStanley Chu <stanley.chu@mediatek.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@google.com>
parent 332ca84a

drivers/scsi/ufs/ufs-mediatek.c

+6 −0
Original line number Diff line number Diff line
@@ -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;

}