Documentation/devicetree/bindings/sound/ak4375.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/sound/ak4375.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: AK4375 DAC and headphones amplifier
   8
   9 maintainers:
  10   - Vincent Knecht <vincent.knecht@mailoo.org>
  11
  12 allOf:
  13   - $ref: dai-common.yaml#
  14
  15 properties:
  16   compatible:
  17     const: asahi-kasei,ak4375
  18
  19   reg:
  20     maxItems: 1
  21
  22   '#sound-dai-cells':
  23     const: 0
  24
  25   avdd-supply:
  26     description: regulator phandle for the AVDD power supply.
  27
  28   tvdd-supply:
  29     description: regulator phandle for the TVDD power supply.
  30
  31   pdn-gpios:
  32     description: optional GPIO to set the PDN pin.
  33
  34 required:
  35   - compatible
  36   - reg
  37   - '#sound-dai-cells'
  38   - avdd-supply
  39   - tvdd-supply
  40
  41 unevaluatedProperties: false
  42
  43 examples:
  44   - |
  45     #include <dt-bindings/gpio/gpio.h>
  46     i2c {
  47       #address-cells = <1>;
  48       #size-cells = <0>;
  49
  50       headphones: audio-codec@10 {
  51         compatible = "asahi-kasei,ak4375";
  52         reg = <0x10>;
  53         avdd-supply = <&reg_headphones_avdd>;
  54         tvdd-supply = <&pm8916_l6>;
  55         pdn-gpios = <&msmgpio 114 GPIO_ACTIVE_HIGH>;
  56         pinctrl-names = "default";
  57         pinctrl-0 = <&headphones_pdn_default>;
  58         #sound-dai-cells = <0>;
  59       };
  60     };