ASoC: rsnd: add missing DT example for Simple Card

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
index 59cebfbd7b6aa6542955a9f6110d20ff4267bdad..bb9f33405d2946573e7ea1e57e889d1b04b5b2a1 100644 (file)
--- a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
+++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
@@ -249,3 +249,43 @@ rcar_sound: sound@ec500000 {
                };
        };
 };
+
+Example: simple sound card
+
+       rsnd_ak4643: sound {
+               compatible = "simple-audio-card";
+
+               simple-audio-card,format = "left_j";
+               simple-audio-card,bitclock-master = <&sndcodec>;
+               simple-audio-card,frame-master = <&sndcodec>;
+
+               sndcpu: simple-audio-card,cpu {
+                       sound-dai = <&rcar_sound>;
+               };
+
+               sndcodec: simple-audio-card,codec {
+                       sound-dai = <&ak4643>;
+                       clocks = <&audio_clock>;
+               };
+       };
+
+&rcar_sound {
+       pinctrl-0 = <&sound_pins &sound_clk_pins>;
+       pinctrl-names = "default";
+
+       /* Single DAI */
+       #sound-dai-cells = <0>;
+
+       status = "okay";
+
+       rcar_sound,dai {
+               dai0 {
+                       playback = <&ssi0 &src2 &dvc0>;
+                       capture  = <&ssi1 &src3 &dvc1>;
+               };
+       };
+};
+
+&ssi1 {
+       shared-pin;
+};