Revert "drm/meson: add HDMI div40 TMDS mode"

This reverts commit d7d8fb7.

drivers/gpu/drm/meson/meson_dw_hdmi.c

@@ -365,8 +365,7 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data,
 	unsigned int wr_clk =
 		readl_relaxed(priv->io_base + _REG(VPU_HDMI_SETTING));
 
-	DRM_DEBUG_DRIVER("\"%s\" div%d\n", mode->name,
-			 mode->clock > 340000 ? 40 : 10);
+	DRM_DEBUG_DRIVER("\"%s\"\n", mode->name);
 
 	/* Enable clocks */
 	regmap_update_bits(priv->hhi, HHI_HDMI_CLK_CNTL, 0xffff, 0x100);
@@ -386,17 +385,9 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data,
 	/* Enable normal output to PHY */
 	dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_BIST_CNTL, BIT(12));
 
-	/* TMDS pattern setup (TOFIX Handle the YUV420 case) */
-	if (mode->clock > 340000) {
-		dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_TMDS_CLK_PTTN_01, 0);
-		dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_TMDS_CLK_PTTN_23,
-				  0x03ff03ff);
-	} else {
-		dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_TMDS_CLK_PTTN_01,
-				  0x001f001f);
-		dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_TMDS_CLK_PTTN_23,
-				  0x001f001f);
-	}
+	/* TMDS pattern setup (TOFIX pattern for 4k2k scrambling) */
+	dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_TMDS_CLK_PTTN_01, 0x001f001f);
+	dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_TMDS_CLK_PTTN_23, 0x001f001f);
 
 	/* Load TMDS pattern */
 	dw_hdmi_top_write(dw_hdmi, HDMITX_TOP_TMDS_CLK_PTTN_CNTL, 0x1);
@@ -422,8 +413,6 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data,
 	/* Disable clock, fifo, fifo_wr */
 	regmap_update_bits(priv->hhi, HHI_HDMI_PHY_CNTL1, 0xf, 0);
 
-	dw_hdmi_set_high_tmds_clock_ratio(hdmi);
-
 	msleep(100);
 
 	/* Reset PHY 3 times in a row */
@@ -568,10 +557,6 @@ dw_hdmi_mode_valid(struct drm_connector *connector,
 
 	DRM_DEBUG_DRIVER("Modeline " DRM_MODE_FMT "\n", DRM_MODE_ARG(mode));
 
-	/* If sink max TMDS clock, we reject the mode */
-	if (mode->clock > connector->display_info.max_tmds_clock)
-		return MODE_BAD;
-
 	/* Check against non-VIC supported modes */
 	if (!vic) {
 		status = meson_venc_hdmi_supported_mode(mode);