diff options
| -rw-r--r-- | drivers/ufs/ufs-rockchip.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/ufs/ufs-rockchip.c b/drivers/ufs/ufs-rockchip.c index a13236c7f76..dc4b9b5c86d 100644 --- a/drivers/ufs/ufs-rockchip.c +++ b/drivers/ufs/ufs-rockchip.c @@ -19,13 +19,22 @@ #include "unipro.h" #include "ufs-rockchip.h" +static void ufs_rockchip_controller_reset(struct ufs_rockchip_host *host) +{ + reset_assert_bulk(&host->rsts); + udelay(1); + reset_deassert_bulk(&host->rsts); +} + static int ufs_rockchip_hce_enable_notify(struct ufs_hba *hba, enum ufs_notify_change_status status) { int err = 0; - if (status != POST_CHANGE) + if (status != POST_CHANGE) { + ufs_rockchip_controller_reset(dev_get_priv(hba->dev)); return 0; + } ufshcd_dme_reset(hba); ufshcd_dme_enable(hba); @@ -150,6 +159,8 @@ static int ufs_rockchip_common_init(struct ufs_hba *hba) return err; } + ufs_rockchip_controller_reset(host); + err = gpio_request_by_name(dev, "reset-gpios", 0, &host->device_reset, GPIOD_IS_OUT | GPIOD_ACTIVE_LOW); if (err) { |