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

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2016-08-25 01:58:10 +00:00 committed by Mark Brown
parent 88da724f77
commit e5a01eb5fc
1 changed files with 31 additions and 1 deletions
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32
Documentation/devicetree/bindings/sound/simple-scu-card.txt
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@ -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>;
};
};