| # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/sound/maxim,max98357a.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Maxim Integrated MAX98357A/MAX98360A amplifier |
| |
| maintainers: |
| - Tzung-Bi Shih <tzungbi@kernel.org> |
| |
| description: |
| Maxim Integrated MAX98357A/MAX98360A is a digital pulse-code modulation (PCM) |
| input Class D amplifier. |
| |
| allOf: |
| - $ref: dai-common.yaml# |
| |
| properties: |
| compatible: |
| enum: |
| - maxim,max98357a |
| - maxim,max98360a |
| |
| '#sound-dai-cells': |
| const: 0 |
| |
| sdmode-gpios: |
| maxItems: 1 |
| description: |
| Chip's SD_MODE pin. If missing the chip is always on. |
| |
| sdmode-delay: |
| $ref: /schemas/types.yaml#/definitions/uint32 |
| description: |
| Delay time for SD_MODE pin changes intended to make I2S clocks ready |
| before SD_MODE is unmuted in order to avoid the speaker pop noise. |
| |
| required: |
| - compatible |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| |
| amplifier { |
| compatible = "maxim,max98360a"; |
| #sound-dai-cells = <0>; |
| sdmode-gpios = <&qcom_pinmux 25 GPIO_ACTIVE_HIGH>; |
| }; |
