xref: /linux/Documentation/devicetree/bindings/sound/maxim,max98390.yaml (revision cdd30ebb1b9f36159d66f088b61aee264e649d7a) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/maxim,max98390.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Maxim Integrated MAX98390 Speaker Amplifier with Integrated Dynamic Speaker Management
8
9maintainers:
10  - Steve Lee <steves.lee@maximintegrated.com>
11
12allOf:
13  - $ref: dai-common.yaml#
14
15properties:
16  compatible:
17    const: maxim,max98390
18
19  reg:
20    maxItems: 1
21    description: I2C address of the device.
22
23  maxim,temperature_calib:
24    description: The calculated temperature data was measured while doing the calibration.
25    $ref: /schemas/types.yaml#/definitions/uint32
26    minimum: 0
27    maximum: 65535
28
29  maxim,r0_calib:
30    description: This is r0 calibration data which was measured in factory mode.
31    $ref: /schemas/types.yaml#/definitions/uint32
32    minimum: 1
33    maximum: 8388607
34
35  reset-gpios:
36    maxItems: 1
37
38  '#sound-dai-cells':
39    const: 0
40
41required:
42  - compatible
43  - reg
44
45unevaluatedProperties: false
46
47examples:
48  - |
49    #include <dt-bindings/gpio/gpio.h>
50    i2c {
51      #address-cells = <1>;
52      #size-cells = <0>;
53      max98390: amplifier@38 {
54        compatible = "maxim,max98390";
55        reg = <0x38>;
56        maxim,temperature_calib = <1024>;
57        maxim,r0_calib = <100232>;
58        reset-gpios = <&gpio 9 GPIO_ACTIVE_LOW>;
59      };
60    };
61