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-rw-r--r--Documentation/devicetree/bindings/sound/qcom,wcd938x-sdw.yaml70
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/qcom,wcd938x-sdw.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for Qualcomm SoundWire Slave devices on WCD9380/WCD9385
+
+maintainers:
+ - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
+
+description: |
+ Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
+ It has RX and TX Soundwire slave devices. This bindings is for the
+ slave devices.
+
+properties:
+ compatible:
+ const: sdw20217010d00
+
+ reg:
+ maxItems: 1
+
+ qcom,tx-port-mapping:
+ description: |
+ Specifies static port mapping between slave and master tx ports.
+ In the order of slave port index.
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ minItems: 4
+ maxItems: 4
+
+ qcom,rx-port-mapping:
+ description: |
+ Specifies static port mapping between slave and master rx ports.
+ In the order of slave port index.
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ minItems: 5
+ maxItems: 5
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ soundwire@3210000 {
+ #address-cells = <2>;
+ #size-cells = <0>;
+ reg = <0x03210000 0x2000>;
+ wcd938x_rx: codec@0,4 {
+ compatible = "sdw20217010d00";
+ reg = <0 4>;
+ qcom,rx-port-mapping = <1 2 3 4 5>;
+ };
+ };
+
+ soundwire@3230000 {
+ #address-cells = <2>;
+ #size-cells = <0>;
+ reg = <0x03230000 0x2000>;
+ wcd938x_tx: codec@0,3 {
+ compatible = "sdw20217010d00";
+ reg = <0 3>;
+ qcom,tx-port-mapping = <2 3 4 5>;
+ };
+ };
+
+...