drm/tegra: hdmi - Disable LVDS mode
Disable LVDS mode according to register documentation. It seems like
this has no effect on the operation of HDMI, but it's probably a good
idea to do this anyway.
Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c
index 4116b08..9cba9bf 100644
--- a/drivers/gpu/drm/tegra/hdmi.c
+++ b/drivers/gpu/drm/tegra/hdmi.c
@@ -846,9 +846,13 @@
tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_SEQ_INST(0));
tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_SEQ_INST(8));
- value = 0x1c800;
+ value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_SOR_CSTM);
value &= ~SOR_CSTM_ROTCLK(~0);
value |= SOR_CSTM_ROTCLK(2);
+ value |= SOR_CSTM_PLLDIV;
+ value &= ~SOR_CSTM_LVDS_ENABLE;
+ value &= ~SOR_CSTM_MODE_MASK;
+ value |= SOR_CSTM_MODE_TMDS;
tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_CSTM);
/* start SOR */