ASoC: max8960: add bindings for the max9860 codec

This adds the device tree binding documentation for the Maxim Integrated
MAX9860 mono audio voice codec.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/max9860.txt b/Documentation/devicetree/bindings/sound/max9860.txt
new file mode 100644 (file)
index 0000000..e0d4e95
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+++ b/Documentation/devicetree/bindings/sound/max9860.txt
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+MAX9860 Mono Audio Voice Codec
+
+Required properties:
+
+  - compatible : "maxim,max9860"
+
+  - reg : the I2C address of the device
+
+  - AVDD-supply, DVDD-supply and DVDDIO-supply : power supplies for
+    the device, as covered in bindings/regulator/regulator.txt
+
+  - clock-names : Required element: "mclk".
+
+  - clocks : A clock specifier for the clock connected as MCLK.
+
+Examples:
+
+       max9860: max9860@10 {
+               compatible = "maxim,max9860";
+               reg = <0x10>;
+
+               AVDD-supply = <&reg_1v8>;
+               DVDD-supply = <&reg_1v8>;
+               DVDDIO-supply = <&reg_3v0>;
+
+               clock-names = "mclk";
+               clocks = <&pck2>;
+       };