These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / Documentation / devicetree / bindings / sound / ak4642.txt

diff --git a/kernel/Documentation/devicetree/bindings/sound/ak4642.txt b/kernel/Documentation/devicetree/bindings/sound/ak4642.txt
index 623d4e7..340784d 100644 (file)
--- a/kernel/Documentation/devicetree/bindings/sound/ak4642.txt
+++ b/kernel/Documentation/devicetree/bindings/sound/ak4642.txt
@@ -7,7 +7,14 @@ Required properties:
   - compatible : "asahi-kasei,ak4642" or "asahi-kasei,ak4643" or "asahi-kasei,ak4648"
   - reg : The chip select number on the I2C bus
 
-Example:
+Optional properties:
+
+  - #clock-cells :             common clock binding; shall be set to 0
+  - clocks :                   common clock binding; MCKI clock
+  - clock-frequency :          common clock binding; frequency of MCKO
+  - clock-output-names :       common clock binding; MCKO clock name
+
+Example 1:
 
 &i2c {
        ak4648: ak4648@0x12 {
@@ -15,3 +22,16 @@ Example:
                reg = <0x12>;
        };
 };
+
+Example 2:
+
+&i2c {
+       ak4643: codec@12 {
+               compatible = "asahi-kasei,ak4643";
+               reg = <0x12>;
+               #clock-cells = <0>;
+               clocks = <&audio_clock>;
+               clock-frequency = <12288000>;
+               clock-output-names = "ak4643_mcko";
+       };
+};