[PATCH v3 06/10] arm64: dts: rockchip: Add RK3576 HDMI audio

[Nicolas Frattaroli]

The RK3576 SoC now has upstream support for HDMI.

Add an HDMI audio node, which uses SAI6 as its audio controller
according to downstream.

Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@xxxxxxxxxxxxx>
---
 arch/arm64/boot/dts/rockchip/rk3576.dtsi | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
index 7bb906c3cb4e80691abf39d0e57888f79370bc75..cb53561f55f3dfb913f40eaab7b0c8e090d23c31 100644
--- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
@@ -413,6 +413,22 @@ scmi_clk: protocol@14 {
 		};
 	};
 
+	hdmi_sound: hdmi-sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "HDMI";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,mclk-fs = <256>;
+		status = "disabled";
+
+		simple-audio-card,codec {
+			sound-dai = <&hdmi>;
+		};
+
+		simple-audio-card,cpu {
+			sound-dai = <&sai6>;
+		};
+	};
+
 	pmu_a53: pmu-a53 {
 		compatible = "arm,cortex-a53-pmu";
 		interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
@@ -1069,6 +1085,7 @@ hdmi: hdmi@27da0000 {
 			reset-names = "ref", "hdp";
 			rockchip,grf = <&ioc_grf>;
 			rockchip,vo-grf = <&vo0_grf>;
+			#sound-dai-cells = <0>;
 			status = "disabled";
 
 			ports {

-- 
2.49.0