diff options
| author | Stanley Chu <stanley.chu@mediatek.com> | 2020-10-29 19:57:46 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-11-10 23:03:18 -0500 |
| commit | cf137b3ea49a04e0c843b12674afa4b1d23e827f (patch) | |
| tree | 8dc102248db419db1316ab48dd19abbde3a4feb8 /drivers/scsi/ufs/ufs-mediatek.h | |
| parent | a004147a33199c660bbb203f11a82703459bf9f9 (diff) | |
| download | linux-cf137b3ea49a04e0c843b12674afa4b1d23e827f.tar.bz2 | |
scsi: ufs-mediatek: Support VA09 regulator operations
Some MediaTek UFS platforms need to control VA09 power
specifically. Provide such control according to the device tree binding.
Link: https://lore.kernel.org/r/20201029115750.24391-3-stanley.chu@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 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufs-mediatek.h b/drivers/scsi/ufs/ufs-mediatek.h index 2b6a1312c9bc..f668241d37f8 100644 --- a/drivers/scsi/ufs/ufs-mediatek.h +++ b/drivers/scsi/ufs/ufs-mediatek.h @@ -69,6 +69,7 @@ enum { * SiP commands */ #define MTK_SIP_UFS_CONTROL MTK_SIP_SMC_CMD(0x276) +#define UFS_MTK_SIP_VA09_PWR_CTRL BIT(0) #define UFS_MTK_SIP_DEVICE_RESET BIT(1) #define UFS_MTK_SIP_CRYPTO_CTRL BIT(2) #define UFS_MTK_SIP_REF_CLK_NOTIFICATION BIT(3) @@ -94,6 +95,7 @@ enum { */ enum ufs_mtk_host_caps { UFS_MTK_CAP_BOOST_CRYPT_ENGINE = 1 << 0, + UFS_MTK_CAP_VA09_PWR_CTRL = 1 << 1, }; struct ufs_mtk_crypt_cfg { @@ -113,6 +115,7 @@ struct ufs_mtk_host { struct phy *mphy; struct ufs_mtk_host_cfg *cfg; struct ufs_mtk_crypt_cfg *crypt; + struct regulator *reg_va09; enum ufs_mtk_host_caps caps; struct reset_control *hci_reset; struct reset_control *unipro_reset; |