[alsa-devel] [RESEND PATCH v4 3/4] dt-bindings: ASoC: Add WSA881x bindings
Srinivas Kandagatla
srinivas.kandagatla at linaro.org
Fri Aug 23 01:37:58 CEST 2019
This patch adds bindings for WSA8810/WSA8815 Class-D Smart Speaker
Amplifier. This Amplifier also has a simple thermal sensor for
over temperature and speaker protection.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
---
.../bindings/sound/qcom,wsa881x.yaml | 44 +++++++++++++++++++
1 file changed, 44 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml
diff --git a/Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml b/Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml
new file mode 100644
index 000000000000..ad718d75c660
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml
@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/qcom,wsa881x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for Qualcomm WSA8810/WSA8815 Class-D Smart Speaker Amplifier
+
+maintainers:
+ - Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
+
+allOf:
+ - $ref: "soundwire-controller.yaml#"
+
+properties:
+ compatible:
+ const: sdw10217201000
+
+ reg:
+ maxItems: 1
+
+ pd-gpios:
+ description: GPIO spec for Powerdown/Shutdown line to use
+ maxItems: 1
+
+ "#thermal-sensor-cells":
+ const: 0
+
+required:
+ - compatible
+ - reg
+ - pd-gpios
+ - #thermal-sensor-cells
+
+examples:
+ - |
+ efuse at 1c23800 {
+ compatible = "allwinner,sun4i-a10-sid";
+ reg = <0x01c23800 0x10>;
+ pd-gpios = <&wcdpinctrl 2 0>;
+ #thermal-sensor-cells = <0>;
+ };
+
+...
--
2.21.0
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