new file mode 100644
@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/irondevice,sma1303.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Iron Device SMA1303 Audio Amplifier
+
+maintainers:
+ - Kiseok Jo <kiseok.jo@irondevice.com>
+
+description:
+ SMA1303 digital class-D audio amplifier with an integrated boost converter.
+
+allOf:
+ - $ref: name-prefix.yaml#
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: true
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ i2c_bus {
+ sma1303_amp: sma1303@1e {
+ compatible = "irondevice,sma1303";
+ reg = <0x1e>;
+ };
+ };
@@ -635,6 +635,8 @@ patternProperties:
description: Inverse Path
"^iom,.*":
description: Iomega Corporation
+ "^irondevice,.*":
+ description: Iron Device Corporation
"^isee,.*":
description: ISEE 2007 S.L.
"^isil,.*":