diff options
| author | Stanley Chu <stanley.chu@mediatek.com> | 2020-12-07 13:49:55 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-12-09 11:34:20 -0500 |
| commit | b3f3d31a528f78d9903253a23a5e5c6bf5280f40 (patch) | |
| tree | 2aff529c975dca4f82cf7d84e64b56b06e4d4ca0 /drivers/scsi/ufs/ufs-mediatek.h | |
| parent | f8162ac70ecf5a3ed638f96dc10e0e19b523ec7f (diff) | |
scsi: ufs-mediatek: Keep VCC always-on for specific devices
For some devices which need extra delay after VCC power down, VCC shall be
kept always-on in some MediaTek UFS platforms to ensure the stability of
such devices because the extra delay may not be enough in those platforms.
Link: https://lore.kernel.org/r/20201207054955.24366-3-stanley.chu@mediatek.com
Reviewed-by: Andy Teng <andy.teng@mediatek.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs/ufs-mediatek.h')
| -rw-r--r-- | drivers/scsi/ufs/ufs-mediatek.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufs-mediatek.h b/drivers/scsi/ufs/ufs-mediatek.h index 93d35097dfb0..3f0d3bb769e8 100644 --- a/drivers/scsi/ufs/ufs-mediatek.h +++ b/drivers/scsi/ufs/ufs-mediatek.h @@ -81,6 +81,7 @@ enum ufs_mtk_host_caps { UFS_MTK_CAP_BOOST_CRYPT_ENGINE = 1 << 0, UFS_MTK_CAP_VA09_PWR_CTRL = 1 << 1, UFS_MTK_CAP_DISABLE_AH8 = 1 << 2, + UFS_MTK_CAP_BROKEN_VCC = 1 << 3, }; struct ufs_mtk_crypt_cfg { |