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ASoC: samsung: Document Odroid X2/U3 audio subsystem bindings

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Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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Sylwester Nawrocki 2014-07-04 15:13:44 +02:00 committed by Mark Brown
parent 00ad93e263
commit 83e3fbd6f3
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Documentation/devicetree/bindings/sound/samsung,odroidx2-max98090.txt Normal file
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Samsung Exynos Odroid X2/U3 audio complex with MAX98090 codec
Required properties:
- compatible : "samsung,odroidx2-audio" - for Odroid X2 board,
"samsung,odroidu3-audio" - for Odroid U3 board
- samsung,model : the user-visible name of this sound complex
- samsung,i2s-controller : the phandle of the I2S controller
- samsung,audio-codec : the phandle of the MAX98090 audio codec
- samsung,audio-routing : a list of the connections between audio
components; each entry is a pair of strings, the first being the
connection's sink, the second being the connection's source;
valid names for sources and sinks are the MAX98090's pins (as
documented in its binding), and the jacks on the board
For Odroid X2:
* Headphone Jack
* Mic Jack
* DMIC
For Odroid U3:
* Headphone Jack
* Speakers
Example:
sound {
compatible = "samsung,odroidu3-audio";
samsung,i2s-controller = <&i2s0>;
samsung,audio-codec = <&max98090>;
samsung,model = "Odroid-X2";
samsung,audio-routing =
"Headphone Jack", "HPL",
"Headphone Jack", "HPR",
"IN1", "Mic Jack",
"Mic Jack", "MICBIAS";
};