xref: /linux/Documentation/devicetree/bindings/sound/nuvoton,nau8822.yaml (revision 6f47c7ae8c7afaf9ad291d39f0d3974f191a7946) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/nuvoton,nau8822.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NAU8822 audio CODEC
8
9description: |
10  24 bit stereo audio codec with speaker driver.
11  This device supports I2C/SPI.
12
13maintainers:
14  - David Lin <CTLIN0@nuvoton.com>
15
16properties:
17  compatible:
18    enum:
19      - nuvoton,nau8822
20
21  reg:
22    maxItems: 1
23
24  "#sound-dai-cells":
25    const: 0
26
27  clocks:
28    maxItems: 1
29
30  clock-names:
31    const: mclk
32
33  nuvoton,spk-btl:
34    description:
35      If set, configure the two loudspeaker outputs as a Bridge Tied Load output
36      to drive a high power external loudspeaker.
37    $ref: /schemas/types.yaml#/definitions/flag
38
39required:
40  - compatible
41  - reg
42
43allOf:
44  - $ref: dai-common.yaml#
45
46additionalProperties: false
47
48examples:
49  - |
50    i2c {
51        #address-cells = <1>;
52        #size-cells = <0>;
53
54        codec@1a {
55            compatible = "nuvoton,nau8822";
56            reg = <0x1a>;
57        };
58    };
59