diff options
Diffstat (limited to 'drivers/ufs/host')
| -rw-r--r-- | drivers/ufs/host/ufs-mediatek.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index 34e51c094366..bfe04a4d1dce 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -712,6 +712,29 @@ static int ufs_mtk_vreg_fix_vcc(struct ufs_hba *hba) return err; } +static void ufs_mtk_vreg_fix_vccqx(struct ufs_hba *hba) +{ + struct ufs_vreg_info *info = &hba->vreg_info; + struct ufs_vreg **vreg_on, **vreg_off; + + if (hba->dev_info.wspecversion >= 0x0300) { + vreg_on = &info->vccq; + vreg_off = &info->vccq2; + } else { + vreg_on = &info->vccq2; + vreg_off = &info->vccq; + } + + if (*vreg_on) + (*vreg_on)->always_on = true; + + if (*vreg_off) { + regulator_disable((*vreg_off)->reg); + devm_kfree(hba->dev, (*vreg_off)->name); + devm_kfree(hba->dev, *vreg_off); + } +} + /** * ufs_mtk_init - find other essential mmio bases * @hba: host controller instance @@ -1241,6 +1264,7 @@ static void ufs_mtk_fixup_dev_quirks(struct ufs_hba *hba) } ufs_mtk_vreg_fix_vcc(hba); + ufs_mtk_vreg_fix_vccqx(hba); } static void ufs_mtk_event_notify(struct ufs_hba *hba, |