ak4375.yaml

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    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 Device Tree Bindings
    8 
    9 maintainers:
   10   - Vincent Knecht <vincent.knecht@mailoo.org>
   11 
   12 properties:
   13   compatible:
   14     const: asahi-kasei,ak4375
   15 
   16   reg:
   17     maxItems: 1
   18 
   19   '#sound-dai-cells':
   20     const: 0
   21 
   22   avdd-supply:
   23     description: regulator phandle for the AVDD power supply.
   24 
   25   tvdd-supply:
   26     description: regulator phandle for the TVDD power supply.
   27 
   28   pdn-gpios:
   29     description: optional GPIO to set the PDN pin.
   30 
   31 required:
   32   - compatible
   33   - reg
   34   - '#sound-dai-cells'
   35   - avdd-supply
   36   - tvdd-supply
   37 
   38 additionalProperties: false
   39 
   40 examples:
   41   - |
   42     #include <dt-bindings/gpio/gpio.h>
   43     i2c {
   44       #address-cells = <1>;
   45       #size-cells = <0>;
   46 
   47       headphones: audio-codec@10 {
   48         compatible = "asahi-kasei,ak4375";
   49         reg = <0x10>;
   50         avdd-supply = <&reg_headphones_avdd>;
   51         tvdd-supply = <&pm8916_l6>;
   52         pdn-gpios = <&msmgpio 114 GPIO_ACTIVE_HIGH>;
   53         pinctrl-names = "default";
   54         pinctrl-0 = <&headphones_pdn_default>;
   55         #sound-dai-cells = <0>;
   56       };
   57     };

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sys/contrib/device-tree/Bindings/sound/ak4375.yaml