arm64: dts: rockchip: connect hdmi sound in rk3399

Everything is in place and working, it only needed to be wired up.

Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 18f60831994f63f371da03aebdaa4c171335e1d4..2636fd82e229f9b5bcdd43e6503e24ccb38ec095 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -1520,6 +1520,7 @@ i2s2: i2s@ff8a0000 {
                clock-names = "i2s_clk", "i2s_hclk";
                clocks = <&cru SCLK_I2S2_8CH>, <&cru HCLK_I2S2_8CH>;
                power-domains = <&power RK3399_PD_SDIOAUDIO>;
+               #sound-dai-cells = <0>;
                status = "disabled";
        };
 
@@ -1661,6 +1662,21 @@ isp1_mmu: iommu@ff924000 {
                status = "disabled";
        };
 
+       hdmi_sound: hdmi-sound {
+               compatible = "simple-audio-card";
+               simple-audio-card,format = "i2s";
+               simple-audio-card,mclk-fs = <256>;
+               simple-audio-card,name = "hdmi-sound";
+               status = "disabled";
+
+               simple-audio-card,cpu {
+                       sound-dai = <&i2s2>;
+               };
+               simple-audio-card,codec {
+                       sound-dai = <&hdmi>;
+               };
+       };
+
        hdmi: hdmi@ff940000 {
                compatible = "rockchip,rk3399-dw-hdmi";
                reg = <0x0 0xff940000 0x0 0x20000>;
@@ -1674,6 +1690,7 @@ hdmi: hdmi@ff940000 {
                power-domains = <&power RK3399_PD_HDCP>;
                reg-io-width = <4>;
                rockchip,grf = <&grf>;
+               #sound-dai-cells = <0>;
                status = "disabled";
 
                ports {