| Message ID | 20231109235412.29343-1-jonathan@marek.ca (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm/msm/dsi: use the correct VREG_CTRL_1 value for 4nm cphy | expand |
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 3b1ed02f644d..89a6344bc865 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -918,7 +918,7 @@ static int dsi_7nm_phy_enable(struct msm_dsi_phy *phy, if ((phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V5_2)) { if (phy->cphy_mode) { vreg_ctrl_0 = 0x45; - vreg_ctrl_1 = 0x45; + vreg_ctrl_1 = 0x41; glbl_rescode_top_ctrl = 0x00; glbl_rescode_bot_ctrl = 0x00; } else {
Use the same value as the downstream driver. This change is needed for CPHY mode to work correctly. Fixes: 93f0ca6fd61c ("drm/msm/dsi: fix VREG_CTRL_1 value for 4nm cphy") Signed-off-by: Jonathan Marek <jonathan@marek.ca> --- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)