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