deleted file mode 100644
@@ -1,16 +0,0 @@
-NAU8822 audio CODEC
-
-This device supports I2C only.
-
-Required properties:
-
- - compatible : "nuvoton,nau8822"
-
- - reg : the I2C address of the device.
-
-Example:
-
-codec: nau8822@1a {
- compatible = "nuvoton,nau8822";
- reg = <0x1a>;
-};
new file mode 100644
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/nuvoton,nau8822.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NAU8822 audio CODEC
+
+description: |
+ 24 bit stereo audio codec with speaker driver.
+ This device supports I2C/SPI.
+
+maintainers:
+ - David Lin <CTLIN0@nuvoton.com>
+
+properties:
+ compatible:
+ enum:
+ - nuvoton,nau8822
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ codec@1a {
+ compatible = "nuvoton,nau8822";
+ reg = <0x1a>;
+ };
+ };