Documentation/devicetree/bindings/sound/ak4642.txt

   1 AK4642 I2C transmitter
   2
   3 This device supports I2C mode only.
   4
   5 Required properties:
   6
   7   - compatible : "asahi-kasei,ak4642" or "asahi-kasei,ak4643" or "asahi-kasei,ak4648"
   8   - reg : The chip select number on the I2C bus
   9
  10 Optional properties:
  11
  12   - #clock-cells :              common clock binding; shall be set to 0
  13   - clocks :                    common clock binding; MCKI clock
  14   - clock-frequency :           common clock binding; frequency of MCKO
  15   - clock-output-names :        common clock binding; MCKO clock name
  16
  17 Example 1:
  18
  19 &i2c {
  20         ak4648: ak4648@0x12 {
  21                 compatible = "asahi-kasei,ak4642";
  22                 reg = <0x12>;
  23         };
  24 };
  25
  26 Example 2:
  27
  28 &i2c {
  29         ak4643: codec@12 {
  30                 compatible = "asahi-kasei,ak4643";
  31                 reg = <0x12>;
  32                 #clock-cells = <0>;
  33                 clocks = <&audio_clock>;
  34                 clock-frequency = <12288000>;
  35                 clock-output-names = "ak4643_mcko";
  36         };
  37 };