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authorJonathan Marek <jonathan@marek.ca>2023-11-09 19:02:14 -0500
committerAbhinav Kumar <quic_abhinavk@quicinc.com>2023-11-16 12:56:22 -0800
commitb3e0f94d15700ac8e8c1c2355834f5d5c753c41d (patch)
treeb400d426db99e8eefee35931dc35912b2ce050f3
parentb08d26dac1a1075c874f40ee02ec8ddc39e20146 (diff)
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drm/msm/dsi: use the correct VREG_CTRL_1 value for 4nm cphy
Use the same value as the downstream driver. This change is needed for CPHY mode to work correctly. Fixes: 8b034e677111 ("drm/msm/dsi: add support for DSI-PHY on SM8550") Signed-off-by: Jonathan Marek <jonathan@marek.ca> Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com> Patchwork: https://patchwork.freedesktop.org/patch/566987/ Link: https://lore.kernel.org/r/20231110000216.29979-1-jonathan@marek.ca Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
-rw-r--r--drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c2
1 files changed, 1 insertions, 1 deletions
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 {