summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/sound/wlf,wm8940.yaml
blob: 7386abb3a250b46fc8a572dba9f46920161ad570 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/wlf,wm8940.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Wolfson WM8940 Codec

maintainers:
  - patches@opensource.cirrus.com

properties:
  '#sound-dai-cells':
    const: 0

  compatible:
    const: wlf,wm8940

  reg:
    maxItems: 1

  spi-max-frequency:
    maximum: 526000

required:
  - '#sound-dai-cells'
  - compatible
  - reg

additionalProperties: false

examples:
  - |
    spi {
        #address-cells = <1>;
        #size-cells = <0>;

        codec@0 {
            #sound-dai-cells = <0>;
            compatible = "wlf,wm8940";
            reg = <0>;
            spi-max-frequency = <500000>;
        };
    };
  - |
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        codec@1a {
            #sound-dai-cells = <0>;
            compatible = "wlf,wm8940";
            reg = <0x1a>;
        };
    };

...