linux-kernel - [PATCH v4 3/4] dt-bindings: ASoC: Add WSA881x bindings

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Date:   Thu, 22 Aug 2019 23:36:05 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     broonie@...nel.org, robh+dt@...nel.org, vkoul@...nel.org
Cc:     spapothi@...eaurora.org, bgoswami@...eaurora.org,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        lgirdwood@...il.com, devicetree@...r.kernel.org,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH v4 3/4] dt-bindings: ASoC: Add WSA881x bindings

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@...aro.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@...aro.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@...3800 {
+        compatible = "allwinner,sun4i-a10-sid";
+        reg = <0x01c23800 0x10>;
+        pd-gpios = <&wcdpinctrl 2 0>;
+        #thermal-sensor-cells = <0>;
+    };
+
+...
-- 
2.21.0