new file mode 100644
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/irondevice,sma1307.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Iron Device SMA1307 Audio Amplifier
+
+maintainers:
+ - Kiseok Jo <kiseok.jo@irondevice.com>
+
+description:
+ SMA1307 boosted digital speaker amplifier
+ with feedback-loop.
+
+allOf:
+ - $ref: dai-common.yaml#
+
+properties:
+ compatible:
+ enum:
+ - irondevice,sma1307a
+ - irondevice,sma1307aq
+ description:
+ If a 'q' is added, it indicated the product is AEC-Q100
+ qualified for automotive applications. SMA1307A supports
+ both WLCSP and QFN packages. However, SMA1307AQ only
+ supports the QFN package.
+
+ reg:
+ maxItems: 1
+
+ '#sound-dai-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - '#sound-dai-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ amplifier@1e {
+ compatible = "irondevice,sma1307a";
+ reg = <0x1e>;
+ #sound-dai-cells = <1>;
+ };
+ };
Signed-off-by: Kiseok Jo <kiseok.jo@irondevice.com> --- .../bindings/sound/irondevice,sma1307.yaml | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/irondevice,sma1307.yaml