Signed-off-by: Bo Shen <[email protected]>
---
Documentation/devicetree/bindings/sound/wm8904.txt | 32 ++++++++++++++++++++++
1 file changed, 32 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/wm8904.txt
diff --git a/Documentation/devicetree/bindings/sound/wm8904.txt
b/Documentation/devicetree/bindings/sound/wm8904.txt
new file mode 100644
index 0000000..ef3d23da
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/wm8904.txt
@@ -0,0 +1,32 @@
+WM8904 audio CODEC
+
+This device supports I2C only.
+
+Required properties:
+ - compatible: "wlf,wm8904"
+ - reg: the I2C address of the device.
+ - clocks and clock-names: reference to
+ <Documentation/devicetree/bindings/clock/clock-bindings.txt>
+
+Pins on the device (for linking into audio routes):
+
+ * IN1L
+ * IN1R
+ * IN2L
+ * IN2R
+ * IN3L
+ * IN3R
+ * HPOUTL
+ * HPOUTR
+ * LINEOUTL
+ * LINEOUTR
+ * MICBIAS
+
+Examples:
+
+codec: wm8904@1a {
+ compatible = "wlf,wm8904";
+ reg = <0x1a>;
+ clocks = <&pck0>;
+ clock-names = "mclk";
+};
--
1.8.5.2
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