62 lines
1.3 KiB
YAML
62 lines
1.3 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/sound/richtek,rtq9128.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Richtek RTQ9128 Automative Audio Power Amplifier
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maintainers:
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- ChiYuan Huang <cy_huang@richtek.com>
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description:
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The RTQ9128 is a ultra-low output noise, high-efficiency, four-channel
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class-D audio power amplifier and delivering 4x75W into 4OHm at 10%
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THD+N from a 25V supply in automotive applications.
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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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- richtek,rtq9128
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reg:
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maxItems: 1
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enable-gpios:
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maxItems: 1
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richtek,tdm-input-data2-select:
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type: boolean
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description:
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By default, if TDM mode is used, TDM data input will select 'DATA1' pin
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as the data source. This option will configure TDM data input source from
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'DATA1' to 'DATA2' pin.
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'#sound-dai-cells':
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const: 0
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required:
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- compatible
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- reg
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- '#sound-dai-cells'
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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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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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speaker@1a {
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compatible = "richtek,rtq9128";
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reg = <0x1a>;
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enable-gpios = <&gpio 26 GPIO_ACTIVE_HIGH>;
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#sound-dai-cells = <0>;
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};
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};
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