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Commit e5a01eb5 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: simple-scu-card: add 2 CPU 1 Codec example 



Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 88da724f

Documentation/devicetree/bindings/sound/simple-scu-card.txt

+31 −1
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ Optional CPU/CODEC subnodes properties: 
					  clk_disable_unprepare() in dai

					  shutdown().



Example

Example 1. Sampling Rate Covert



sound {

	compatible = "simple-scu-audio-card";
@@ -78,3 +78,33 @@ sound { 
		system-clock-frequency = <11289600>;

	};

};



Example 2. 2 CPU 1 Codec



sound {

	compatible = "renesas,rsrc-card";



	card-name = "rsnd-ak4643";

	format = "left_j";

	bitclock-master = <&dpcmcpu>;

	frame-master = <&dpcmcpu>;



	convert-rate = <48000>;  /* see audio_clk_a */



	audio-prefix = "ak4642";

	audio-routing = "ak4642 Playback", "DAI0 Playback",

			"ak4642 Playback", "DAI1 Playback";



	dpcmcpu: cpu@0 {

		sound-dai = <&rcar_sound 0>;

	};



	cpu@1 {

		sound-dai = <&rcar_sound 1>;

	};



	codec {

		sound-dai = <&ak4643>;

		clocks = <&audio_clock>;

	};

};