arm64: dts: rockchip: Enable HDMI audio on Rock Pi

This commit enables the hdmi-sound device needed to have
audio over HDMI on the Rock Pi board.

Fixes: 1b5715c602fda ("arm64: dts: rockchip: add ROCK Pi 4 DTS support")
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts
index 55e74f4d5cd0..1ae1ebd4efdd 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts
@@ -178,6 +178,10 @@
         status = "okay";
 };
 
+&hdmi_sound {
+        status = "okay";
+};
+
 &i2c0 {
         clock-frequency = <400000>;
         i2c-scl-rising-time-ns = <168>;