xref: /freebsd/sys/contrib/device-tree/Bindings/sound/maxim,max98390.yaml (revision d5b0e70f7e04d971691517ce1304d86a1e367e2e)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/maxim,max98390.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Maxim Integrated MAX98390 Speaker Amplifier with Integrated Dynamic Speaker Management

maintainers:
  - Steve Lee <steves.lee@maximintegrated.com>

properties:
  compatible:
    const: maxim,max98390

  reg:
    maxItems: 1
    description: I2C address of the device.

  maxim,temperature_calib:
    description: The calculated temperature data was measured while doing the calibration.
    $ref: /schemas/types.yaml#/definitions/uint32
    minimum: 0
    maximum: 65535

  maxim,r0_calib:
    description: This is r0 calibration data which was measured in factory mode.
    $ref: /schemas/types.yaml#/definitions/uint32
    minimum: 1
    maximum: 8388607

  reset-gpios:
    maxItems: 1

required:
  - compatible
  - reg

additionalProperties: false

examples:
  - |
    #include <dt-bindings/gpio/gpio.h>
    i2c {
      #address-cells = <1>;
      #size-cells = <0>;
      max98390: amplifier@38 {
        compatible = "maxim,max98390";
        reg = <0x38>;
        maxim,temperature_calib = <1024>;
        maxim,r0_calib = <100232>;
        reset-gpios = <&gpio 9 GPIO_ACTIVE_LOW>;
      };
    };