| # 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>; |
| }; |
| }; |