ASoC: dt-bindings: maxim,max98371: Convert to DT schema

Convert the Maxim Integrated MAX98371 audio codec bindings to DT schema.
Signed-off-by: André Morishita <andremorishita@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230401181930.533067-1-andremorishita@gmail.comSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/max98371.txt

-max98371 codec
-
-This device supports I2C mode only.
-
-Required properties:
-
-- compatible : "maxim,max98371"
-- reg : The chip select number on the I2C bus
-
-Example:
-
-&i2c {
-	max98371: max98371@31 {
-		compatible = "maxim,max98371";
-		reg = <0x31>;
-	};
-};

Documentation/devicetree/bindings/sound/maxim,max98371.yaml

+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/maxim,max98371.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim MAX98371 audio codec
+
+maintainers:
+  - anish kumar <yesanishhere@gmail.com>
+
+allOf:
+  - $ref: dai-common.yaml#
+
+properties:
+  compatible:
+    const: maxim,max98371
+
+  '#sound-dai-cells':
+    const: 0
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        codec@31 {
+            compatible = "maxim,max98371";
+            reg = <0x31>;
+            #sound-dai-cells = <0>;
+        };
+    };