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arm64: dts: rockchip: Add RK3576 HDMI audio

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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@collabora.com>
Link: https://lore.kernel.org/r/20250506-rk3576-sai-v4-2-a8b5f5733ceb@collabora.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Nicolas Frattaroli 2025-05-06 12:42:41 +02:00 committed by Heiko Stuebner
parent 3dfeccdd3c
commit 7f1561d82e
1 changed files with 17 additions and 0 deletions
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17
arch/arm64/boot/dts/rockchip/rk3576.dtsi
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@ -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 {