arm64: dts: imx8mp-evk: Add HDMI audio sound card support

AUD2HTX works as the cpu dai in HDMI audio sound card.
This sound card only support playback/output.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Acked-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 9beba8d6a0dfe4b1ec51015e0f1c12ebca2d8f1c..c83c480ddd5c4101647458d389caf5fde3b89c96 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -145,6 +145,13 @@
 
        };
 
+       sound-hdmi {
+               compatible = "fsl,imx-audio-hdmi";
+               model = "audio-hdmi";
+               audio-cpu = <&aud2htx>;
+               hdmi-out;
+       };
+
        reserved-memory {
                #address-cells = <2>;
                #size-cells = <2>;
@@ -198,6 +205,10 @@
        cpu-supply = <&reg_arm>;
 };
 
+&aud2htx {
+       status = "okay";
+};
+
 &eqos {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_eqos>;