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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>;
+      };
+    };