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     1 * Atmel at91sam9g20ek wm8731 audio complex
    2 
    3 Required properties:
    4   - compatible: "atmel,at91sam9g20ek-wm8731-audio"
    5   - atmel,model: The user-visible name of this sound complex.
    6   - atmel,audio-routing: A list of the connections between audio components.
    7   - atmel,ssc-controller: The phandle of the SSC controller
    8   - atmel,audio-codec: The phandle of the WM8731 audio codec
    9 Optional properties:
   10   - pinctrl-names, pinctrl-0: Please refer to pinctrl-bindings.txt
   11 
   12 Example:
   13 sound {
   14         compatible = "atmel,at91sam9g20ek-wm8731-audio";
   15         pinctrl-names = "default";
   16         pinctrl-0 = <&pinctrl_pck0_as_mck>;
   17 
   18         atmel,model = "wm8731 @ AT91SAMG20EK";
   19 
   20         atmel,audio-routing =
   21                 "Ext Spk", "LHPOUT",
   22                 "Int MIC", "MICIN";
   23 
   24         atmel,ssc-controller = <&ssc0>;
   25         atmel,audio-codec = <&wm8731>;
   26 };
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