[PATCH v4 2/7] Documentation: DT: add sam9x5ek-wm8731 machine driver

[Richard Genoud]

This add the sound DT binding for sam9x5ek-wm8731 machine driver

Signed-off-by: Richard Genoud <richard.genoud at gmail.com>
---
 .../bindings/sound/atmel-sam9x5-wm8731-audio.txt   |   30 ++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/atmel-sam9x5-wm8731-audio.txt

diff --git a/Documentation/devicetree/bindings/sound/atmel-sam9x5-wm8731-audio.txt b/Documentation/devicetree/bindings/sound/atmel-sam9x5-wm8731-audio.txt
new file mode 100644
index 0000000..fd03dfd
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/atmel-sam9x5-wm8731-audio.txt
@@ -0,0 +1,30 @@
+* Atmel at91sam9x5ek wm8731 audio complex
+
+Required properties:
+  - compatible: "atmel,at91sam9x5ek-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
+  - atmel,format: DAI format. Must be "i2s"
+  - atmel,bitclock-master:  DAI clock master
+  - atmel,frame-master: DAI frame master
+
+Example:
+sound {
+	compatible = "atmel,sam9x5-wm8731-audio";
+
+	atmel,model = "wm8731 @ AT91SAM9X5EK";
+
+	atmel,audio-routing =
+		"Headphone Jack", "RHPOUT",
+		"Headphone Jack", "LHPOUT",
+		"LLINEIN", "Line In Jack",
+		"RLINEIN", "Line In Jack";
+
+	atmel,ssc-controller = <&ssc0>;
+	atmel,audio-codec = <&wm8731>;
+	atmel,format = "i2s";
+	atmel,bitclock-master;
+	atmel,frame-master;
+};
-- 
1.7.10.4