HACK: Enable HDMI audio on H3/H5

This is quick way to enable HDMI audio, but it is not a proper way to do
it.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>

arch/arm/boot/dts/sunxi-h3-h5.dtsi

@@ -630,6 +630,35 @@
 			status = "disabled";
 		};
 
+		i2s2: i2s@1c22800 {
+			#sound-dai-cells = <0>;
+			compatible = "allwinner,sun8i-h3-i2s";
+			reg = <0x01c22800 0x400>;
+			interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_BUS_I2S2>, <&ccu CLK_I2S2>;
+			clock-names = "apb", "mod";
+			dmas = <&dma 27>;
+			resets = <&ccu RST_BUS_I2S2>;
+			dma-names = "tx";
+			//status = "disabled";
+		};
+
+		sound_hdmi: sound {
+			compatible = "simple-audio-card";
+			simple-audio-card,format = "i2s";
+			simple-audio-card,name = "allwinner,hdmi";
+			simple-audio-card,mclk-fs = <256>;
+			//status = "disabled";
+
+			simple-audio-card,codec {
+				sound-dai = <&hdmi>;
+			};
+
+			simple-audio-card,cpu {
+				sound-dai = <&i2s2>;
+			};
+		};
+
 		codec: codec@1c22c00 {
 			#sound-dai-cells = <0>;
 			compatible = "allwinner,sun8i-h3-codec";
@@ -747,6 +776,7 @@
 		};
 
 		hdmi: hdmi@1ee0000 {
+			#sound-dai-cells = <0>;
 			compatible = "allwinner,sun8i-h3-dw-hdmi",
 				     "allwinner,sun8i-a83t-dw-hdmi";
 			reg = <0x01ee0000 0x10000>;