Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC connected over SoundWire. This device has two SoundWire devices RX and TX respectively. This bindings is for those slave devices on WCD9380/WCD9385. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> --- .../bindings/sound/qcom,wcd938x-sdw.yaml | 61 +++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,wcd938x-sdw.yaml diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd938x-sdw.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd938x-sdw.yaml new file mode 100644 index 000000000000..fff33c65491b --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,wcd938x-sdw.yaml @@ -0,0 +1,61 @@ +# 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@xxxxxxxxxx> + +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,direction: + description: direction of the SoundWire device instance + enum: + - rx + - tx + + qcom,port-mapping: + description: | + Specifies static port mapping between slave and master ports. + In the order of slave port index. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 4 + maxItems: 5 + +required: + - compatible + - reg + - qcom,direction + - qcom,port-mapping + +additionalProperties: false + +examples: + - | + soundwire@3230000 { + #address-cells = <2>; + #size-cells = <0>; + reg = <0x03230000 0x2000>; + + codec@0,3 { + compatible = "sdw20217010d00"; + reg = <0 3>; + qcom,direction = "tx"; + qcom,port-mapping = <2 3 4 5>; + }; + }; + +... -- 2.21.0
