The current settings for 28nm PHY data lane CFG4 registers do
not work with certain panels. This change is to modify them to
hw recommended values.
Signed-off-by: Hai Li <h...@codeaurora.org>
---
drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
index f1a7c7b..edf7411 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
@@ -99,16 +99,14 @@ static int dsi_28nm_phy_enable(struct msm_dsi_phy *phy, int
src_pll_id,
dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_1(i), 0);
dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_2(i), 0);
dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_3(i), 0);
+ dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_4(i), 0);
dsi_phy_write(base + REG_DSI_28nm_PHY_LN_TEST_DATAPATH(i), 0);
dsi_phy_write(base + REG_DSI_28nm_PHY_LN_DEBUG_SEL(i), 0);
dsi_phy_write(base + REG_DSI_28nm_PHY_LN_TEST_STR_0(i), 0x1);
dsi_phy_write(base + REG_DSI_28nm_PHY_LN_TEST_STR_1(i), 0x97);
}
- dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_4(0), 0);
- dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_4(1), 0x5);
- dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_4(2), 0xa);
- dsi_phy_write(base + REG_DSI_28nm_PHY_LN_CFG_4(3), 0xf);
+ dsi_phy_write(base + REG_DSI_28nm_PHY_LNCK_CFG_4, 0);
dsi_phy_write(base + REG_DSI_28nm_PHY_LNCK_CFG_1, 0xc0);
dsi_phy_write(base + REG_DSI_28nm_PHY_LNCK_TEST_STR0, 0x1);
dsi_phy_write(base + REG_DSI_28nm_PHY_LNCK_TEST_STR1, 0xbb);
--
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