[PATCH 2/2] ASoC: dt-bindings: sma1303: Iron Device SMA1303 Amp

[Kiseok Jo <kiseok.jo@irondevice.com>]

This adds the schema binding for the Iron Device SMA1303 amplifier.

Signed-off-by: Kiseok Jo <kiseok.jo@irondevice.com>
---
 .../bindings/sound/irondevice,sma1303.yaml    | 40 +++++++++++++++++++
 .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
 2 files changed, 42 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/irondevice,sma1303.yaml

diff --git a/Documentation/devicetree/bindings/sound/irondevice,sma1303.yaml b/Documentation/devicetree/bindings/sound/irondevice,sma1303.yaml
new file mode 100644
index 000000000000..8c3b85f962ff
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/irondevice,sma1303.yaml
@@ -0,0 +1,40 @@
+# 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#
+
+properties:
+  compatible:
+    const: irondevice,sma1303
+
+  reg:
+    description:
+      I2C address of the amplifier. See the datasheet for possible values.
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: true
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    i2c_bus {
+		sma1303_amp: sma1303@1e {
+			compatible = "irondevice,sma1303";
+			reg = <0x1e>;
+		};
+	};
\ No newline at end of file
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 2f0151e9f6be..00ade1489f62 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -621,6 +621,8 @@ patternProperties:
     description: Inverse Path
   "^iom,.*":
     description: Iomega Corporation
+  "^irondevice,.*":
+    description: Iron Device Corporation
   "^isee,.*":
     description: ISEE 2007 S.L.
   "^isil,.*":
-- 
2.30.2