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drm/msm/dsi: Updata LNn_CFG4 register settings for 28nm PHY

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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 <hali@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Hai Li 2015-09-11 15:56:09 -04:00 committed by Rob Clark
parent 556a76e51b
commit e01b1bfd88
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
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@ -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);