Kernel/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-01-13 16:50:05 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

scsi/ufs: qcom: Set phy mode based on the controllers HS MODE

Browse Source 
Set the phy mode based on the UFS HS PA mode. This lets the
controller let phy know the mode in which the PHY Adapter is
running and set the phy rates accordingly.

Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Vivek Gautam 2017-10-12 11:49:35 +05:30 committed by Kishon Vijay Abraham I
parent 3d741ff44e
commit e9dc42c70c
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/scsi/ufs/ufs-qcom.c
View File

@ -273,6 +273,9 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba)
bool is_rate_B = (UFS_QCOM_LIMIT_HS_RATE == PA_HS_MODE_B)
? true : false;
if (is_rate_B)
phy_set_mode(phy, PHY_MODE_UFS_HS_B);
/* Assert PHY reset and apply PHY calibration values */
ufs_qcom_assert_reset(hba);
/* provide 1ms delay to let the reset pulse propagate */