arm64: dts: allwinner: a64: Add SPDIF to the A64

Add the device tree sound bindings for the S/PDIF block.

Signed-off-by: Marcus Cooper <codekipper@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 43c54a2..b9e6965 100644 (file)
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -112,6 +112,24 @@
                method = "smc";
        };
 
+       sound_spdif {
+               compatible = "simple-audio-card";
+               simple-audio-card,name = "On-board SPDIF";
+
+               simple-audio-card,cpu {
+                       sound-dai = <&spdif>;
+               };
+
+               simple-audio-card,codec {
+                       sound-dai = <&spdif_out>;
+               };
+       };
+
+       spdif_out: spdif-out {
+               #sound-dai-cells = <0>;
+               compatible = "linux,spdif-dit";
+       };
+
        timer {
                compatible = "arm,armv8-timer";
                interrupts = <GIC_PPI 13