ARM: dts: sun6i: Add audio codec device node

The A31 SoC includes the Allwinner audio codec, capable of 24-bit
playback up to 192 kHz and 24-bit capture up to 48 kHz.
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

arch/arm/boot/dts/sun6i-a31.dtsi

@@ -784,6 +784,19 @@ crypto: crypto-engine@01c15000 {
 			reset-names = "ahb";
 		};
 
+		codec: codec@01c22c00 {
+			#sound-dai-cells = <0>;
+			compatible = "allwinner,sun6i-a31-codec";
+			reg = <0x01c22c00 0x400>;
+			interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_APB1_CODEC>, <&ccu CLK_CODEC>;
+			clock-names = "apb", "codec";
+			resets = <&ccu RST_APB1_CODEC>;
+			dmas = <&dma 15>, <&dma 15>;
+			dma-names = "rx", "tx";
+			status = "disabled";
+		};
+
 		timer@01c60000 {
 			compatible = "allwinner,sun6i-a31-hstimer",
 				     "allwinner,sun7i-a20-hstimer";