linux-kernel - [PATCH 1/2] ASoC: dt-bindings: Add Richtek rtq9128 audio amplifier

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Message-ID: <1695030341-20711-2-git-send-email-cy_huang@richtek.com>
Date:   Mon, 18 Sep 2023 17:45:40 +0800
From:   <cy_huang@...htek.com>
To:     Mark Brown <broonie@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
CC:     Liam Girdwood <lgirdwood@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        ChiYuan Huang <cy_huang@...htek.com>,
        Allen Lin <allen_lin@...htek.com>,
        <alsa-devel@...a-project.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] ASoC: dt-bindings: Add Richtek rtq9128 audio amplifier

From: ChiYuan Huang <cy_huang@...htek.com>

Create richtek,rtq9128.yaml for rtq9128 amplifier.

Signed-off-by: ChiYuan Huang <cy_huang@...htek.com>
---
 .../bindings/sound/richtek,rtq9128.yaml       | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml

diff --git a/Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml b/Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml
new file mode 100644
index 000000000000..a79694c2b169
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/richtek,rtq9128.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: GPL-2.0
+%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@...htek.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.
+
+properties:
+  compatible:
+    enum:
+      - richtek,rtq9128
+
+  reg:
+    maxItems: 1
+
+  enable-gpios:
+    maxItems: 1
+
+  '#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>;
+      };
+    };
-- 
2.34.1