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