ARM: dts: rk3066-rayeager: add support for hdmi audio

Change-Id: Idc15040a95a97584117f2f229063b7b404ab2268
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>

Author: Sugar Zhang

arch/arm/boot/dts/rk3066a-rayeager.dts

@@ -207,6 +207,19 @@
 		regulator-always-on;
 		vin-supply = <&vcc_stdby>;
 	};
+
+	hdmi_sound: hdmi-sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,mclk-fs = <256>;
+		simple-audio-card,name = "rockchip,hdmi";
+		simple-audio-card,cpu {
+			sound-dai = <&i2s0>;
+		};
+		simple-audio-card,codec {
+			sound-dai = <&hdmi>;
+		};
+	};
 };
 
 &cpu0 {
@@ -245,6 +258,11 @@
 	status = "okay";
 };
 
+&hdmi {
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
 &i2c0 {
 	clock-frequency = <400000>;
 	status = "okay";
@@ -385,6 +403,11 @@
 	status = "okay";
 };
 
+&i2s0 {
+	#sound-dai-cells = <0>;
+	status = "okay";
+};
+
 &mmc0 {
 	bus-width = <4>;
 	disable-wp;