xref: /freebsd/sys/contrib/device-tree/Bindings/sound/ak4375.yaml (revision 7ef62cebc2f965b0f640263e179276928885e33d) 
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
7title: AK4375 DAC and headphones amplifier
8
9maintainers:
10  - Vincent Knecht <vincent.knecht@mailoo.org>
11
12properties:
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
31required:
32  - compatible
33  - reg
34  - '#sound-dai-cells'
35  - avdd-supply
36  - tvdd-supply
37
38additionalProperties: false
39
40examples:
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    };
58