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
7 title: Maxim Integrated MAX98390 Speaker Amplifier with Integrated Dynamic Speaker Management
8
9 maintainers:
10 - Steve Lee <steves.lee@maximintegrated.com>
11
12 properties:
13 compatible:
14 const: maxim,max98390
15
16 reg:
17 maxItems: 1
18 description: I2C address of the device.
19
20 maxim,temperature_calib:
21 description: The calculated temperature data was measured while doing the calibration.
22 $ref: /schemas/types.yaml#/definitions/uint32
23 minimum: 0
24 maximum: 65535
25
26 maxim,r0_calib:
27 description: This is r0 calibration data which was measured in factory mode.
28 $ref: /schemas/types.yaml#/definitions/uint32
29 minimum: 1
30 maximum: 8388607
31
32 reset-gpios:
33 maxItems: 1
34
35 required:
36 - compatible
37 - reg
38
39 additionalProperties: false
40
41 examples:
42 - |
43 #include <dt-bindings/gpio/gpio.h>
44 i2c {
45 #address-cells = <1>;
46 #size-cells = <0>;
47 max98390: amplifier@38 {
48 compatible = "maxim,max98390";
49 reg = <0x38>;
50 maxim,temperature_calib = <1024>;
51 maxim,r0_calib = <100232>;
52 reset-gpios = <&gpio 9 GPIO_ACTIVE_LOW>;
53 };
54 };
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