arm64: dts: renesas: r8a7796-salvator-x: enable HDMI sound

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Nguyen Viet Dung <nv-dung@jinso.co.jp>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts
index 498c9e8..90cca09 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts
@@ -40,6 +40,11 @@
                      "dclkin.0", "dclkin.1", "dclkin.2";
 };
 
+&sound_card {
+       dais = <&rsnd_port0     /* ak4613 */
+               &rsnd_port1>;   /* HDMI0  */
+};
+
 &hdmi0 {
        status = "okay";
 
@@ -50,9 +55,32 @@
                                remote-endpoint = <&hdmi0_con>;
                        };
                };
+               port@2 {
+                       reg = <2>;
+                       dw_hdmi0_snd_in: endpoint {
+                               remote-endpoint = <&rsnd_endpoint1>;
+                       };
+               };
        };
 };
 
 &hdmi0_con {
        remote-endpoint = <&rcar_dw_hdmi0_out>;
 };
+
+&rcar_sound {
+       ports {
+               /* rsnd_port0 is on salvator-common */
+               rsnd_port1: port@1 {
+                       rsnd_endpoint1: endpoint {
+                               remote-endpoint = <&dw_hdmi0_snd_in>;
+
+                               dai-format = "i2s";
+                               bitclock-master = <&rsnd_endpoint1>;
+                               frame-master = <&rsnd_endpoint1>;
+
+                               playback = <&ssi2>;
+                       };
+               };
+       };
+};