Documentation/devicetree/bindings/sound/rt5651.txt

   1 RT5651 audio CODEC
   2
   3 This device supports I2C only.
   4
   5 Required properties:
   6
   7 - compatible : "realtek,rt5651".
   8
   9 - reg : The I2C address of the device.
  10
  11 Optional properties:
  12
  13 - realtek,in2-differential
  14   Boolean. Indicate MIC2 input are differential, rather than single-ended.
  15
  16 - realtek,dmic-en
  17   Boolean. true if dmic is used.
  18
  19 Pins on the device (for linking into audio routes) for RT5651:
  20
  21   * DMIC L1
  22   * DMIC R1
  23   * IN1P
  24   * IN2P
  25   * IN2N
  26   * IN3P
  27   * HPOL
  28   * HPOR
  29   * LOUTL
  30   * LOUTR
  31   * PDML
  32   * PDMR
  33
  34 Example:
  35
  36 codec: rt5651@1a {
  37         compatible = "realtek,rt5651";
  38         reg = <0x1a>;
  39         realtek,dmic-en = "true";
  40         realtek,in2-diff = "false";
  41 };