ARM: dts: rmobile: Update DTS to match Linux 4.14

Import the RCar Gen3 DTS and headers from upstream Linux kernel v4.14,
commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 . This includes both M3
and H3 ULCB and Salvator-X boards.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/arch/arm/dts/r8a7796-salvator-x.dts b/arch/arm/dts/r8a7796-salvator-x.dts
index db4f162..ae19028 100644
--- a/arch/arm/dts/r8a7796-salvator-x.dts
+++ b/arch/arm/dts/r8a7796-salvator-x.dts
@@ -3,13 +3,9 @@
  *
  * Copyright (C) 2016 Renesas Electronics Corp.
  *
- * This file is licensed under the terms of the GNU General Public License
- * version 2.  This program is licensed "as is" without any warranty of any
- * kind, whether express or implied.
+ * SPDX-License-Identifier:	GPL-2.0
  */
 
-#define CPG_AUDIO_CLK_I		R8A7796_CLK_S0D4
-
 /dts-v1/;
 #include "r8a7796.dtsi"
 #include "salvator-x.dtsi"
@@ -29,3 +25,32 @@
 		reg = <0x6 0x00000000 0x0 0x80000000>;
 	};
 };
+
+&du {
+	clocks = <&cpg CPG_MOD 724>,
+		 <&cpg CPG_MOD 723>,
+		 <&cpg CPG_MOD 722>,
+		 <&cpg CPG_MOD 727>,
+		 <&versaclock5 1>,
+		 <&x21_clk>,
+		 <&versaclock5 2>;
+	clock-names = "du.0", "du.1", "du.2", "lvds.0",
+		      "dclkin.0", "dclkin.1", "dclkin.2";
+};
+
+&hdmi0 {
+	status = "okay";
+
+	ports {
+		port@1 {
+			reg = <1>;
+			rcar_dw_hdmi0_out: endpoint {
+				remote-endpoint = <&hdmi0_con>;
+			};
+		};
+	};
+};
+
+&hdmi0_con {
+	remote-endpoint = <&rcar_dw_hdmi0_out>;
+};