[PATCH 2/4] ASoC: dt-bindings: Add Realtek ALC203 Codec

[Keguang Zhang via B4 Relay]

From: Keguang Zhang <keguang.zhang@xxxxxxxxx>

Add devicetree binding document for Realtek ALC203 codec.

Signed-off-by: Keguang Zhang <keguang.zhang@xxxxxxxxx>
---
 .../devicetree/bindings/sound/realtek,alc203.yaml  | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/realtek,alc203.yaml b/Documentation/devicetree/bindings/sound/realtek,alc203.yaml
new file mode 100644
index 000000000000..5be8e9ee1ed4
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/realtek,alc203.yaml
@@ -0,0 +1,33 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/realtek,alc203.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Realtek ALC203 AC97 Audio Codec
+
+maintainers:
+  - Keguang Zhang <keguang.zhang@xxxxxxxxx>
+
+description:
+  ALC203 is a full duplex AC97 2.3 compatible stereo audio codec.
+
+properties:
+  compatible:
+    const: realtek,alc203
+
+  '#sound-dai-cells':
+    const: 0
+
+required:
+  - compatible
+  - '#sound-dai-cells'
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    audio-codec {
+        compatible = "realtek,alc203";
+        #sound-dai-cells = <0>;
+    };

-- 
2.43.0