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authorBo Shen <voice.shen@atmel.com>2012-11-14 14:09:11 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-11-16 05:27:27 +0400
commit531f67e41dcde1e358cf821d056241a66355cf03 (patch)
tree9ea52e17fbd5971d1e3857ab90f22c9bd447dbab /Documentation
parent3310b57d62202b29b3bed37c714ee9c2054ded75 (diff)
downloadlinux-531f67e41dcde1e358cf821d056241a66355cf03.tar.xz
ASoC: at91sam9g20ek-wm8731: convert to dt support
convert at91sam9g20ek with wm8731 to device tree support Signed-off-by: Bo Shen <voice.shen@atmel.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt26
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt b/Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt
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+++ b/Documentation/devicetree/bindings/sound/atmel-at91sam9g20ek-wm8731-audio.txt
@@ -0,0 +1,26 @@
+* Atmel at91sam9g20ek wm8731 audio complex
+
+Required properties:
+ - compatible: "atmel,at91sam9g20ek-wm8731-audio"
+ - atmel,model: The user-visible name of this sound complex.
+ - atmel,audio-routing: A list of the connections between audio components.
+ - atmel,ssc-controller: The phandle of the SSC controller
+ - atmel,audio-codec: The phandle of the WM8731 audio codec
+Optional properties:
+ - pinctrl-names, pinctrl-0: Please refer to pinctrl-bindings.txt
+
+Example:
+sound {
+ compatible = "atmel,at91sam9g20ek-wm8731-audio";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pck0_as_mck>;
+
+ atmel,model = "wm8731 @ AT91SAMG20EK";
+
+ atmel,audio-routing =
+ "Ext Spk", "LHPOUT",
+ "Int MIC", "MICIN";
+
+ atmel,ssc-controller = <&ssc0>;
+ atmel,audio-codec = <&wm8731>;
+};