From: Weidong Wang <wangweidong.a@awinic.com>
Add a DT schema for describing awinic aw87390 audio amplifiers.
They are controlled using I2C.
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Weidong Wang <wangweidong.a@awinic.com>
---
.../bindings/sound/awinic,aw87390.yaml | 58 +++++++++++++++++++
1 file changed, 58 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/awinic,aw87390.yaml
diff --git a/Documentation/devicetree/bindings/sound/awinic,aw87390.yaml b/Documentation/devicetree/bindings/sound/awinic,aw87390.yaml
new file mode 100644
index 000000000000..ba9d8767c5d5
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/awinic,aw87390.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/awinic,aw87390.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Awinic Aw87390 Audio Amplifier
+
+maintainers:
+ - Weidong Wang <wangweidong.a@awinic.com>
+
+description:
+ The awinic aw87390 is specifically designed to improve
+ the musical output dynamic range, enhance the overall
+ sound quallity, which is a new high efficiency, low
+ noise, constant large volume, 6th Smart K audio amplifier.
+
+allOf:
+ - $ref: dai-common.yaml#
+
+properties:
+ compatible:
+ const: awinic,aw87390
+
+ reg:
+ maxItems: 1
+
+ "#sound-dai-cells":
+ const: 0
+
+ awinic,audio-channel:
+ description:
+ It is used to distinguish multiple PA devices, so that different
+ configurations can be loaded to different PA devices
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 7
+
+required:
+ - compatible
+ - reg
+ - "#sound-dai-cells"
+ - awinic,audio-channel
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ audio-codec@58 {
+ compatible = "awinic,aw87390";
+ reg = <0x58>;
+ #sound-dai-cells = <0>;
+ awinic,audio-channel = <0>;
+ };
+ };
--
2.41.0