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drm/msm/dp: Initialize the INTF_CONFIG register
[ Upstream commitf9a39932fa
] Some bootloaders set the widebus enable bit in the INTF_CONFIG register, but configuration of widebus isn't yet supported ensure that the register has a known value, with widebus disabled. Fixes:c943b4948b
("drm/msm/dp: add displayPort driver support") Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Link: https://lore.kernel.org/r/20210722024434.3313167-1-bjorn.andersson@linaro.org Signed-off-by: Rob Clark <robdclark@chromium.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -740,6 +740,7 @@ int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog)
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dp_write_link(catalog, REG_DP_HSYNC_VSYNC_WIDTH_POLARITY,
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dp_catalog->width_blanking);
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dp_write_link(catalog, REG_DP_ACTIVE_HOR_VER, dp_catalog->dp_active);
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dp_write_p0(catalog, MMSS_DP_INTF_CONFIG, 0);
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return 0;
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}
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