Documentation/devicetree/bindings/sound/tlv320aic3x.txt

   1 Texas Instruments - tlv320aic3x Codec module
   2
   3 The tlv320aic3x serial control bus communicates through I2C protocols
   4
   5 Required properties:
   6 - compatible - "string" -  "ti,tlv320aic3x"
   7 - reg - <int> -  I2C slave address
   8
   9
  10 Optional properties:
  11
  12 - gpio-reset - gpio pin number used for codec reset
  13 - ai3x-gpio-func - <array of 2 int> - AIC3X_GPIO1 & AIC3X_GPIO2 Functionality
  14 - ai3x-micbias-vg - MicBias Voltage required.
  15         1 - MICBIAS output is powered to 2.0V,
  16         2 - MICBIAS output is powered to 2.5V,
  17         3 - MICBIAS output is connected to AVDD,
  18         If this node is not mentioned or if the value is incorrect, then MicBias
  19         is powered down.
  20
  21 Example:
  22
  23 tlv320aic3x: tlv320aic3x@1b {
  24         compatible = "ti,tlv320aic3x";
  25         reg = <0x1b>;
  26 };