On Fri, Mar 19, 2021 at 09:29:13AM +0000, Srinivas Kandagatla wrote:
Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC connected over SoundWire. This device has two SoundWire device RX and TX respectively, supporting 4 x ADCs, ClassH, Ear, Aux PA, 2xHPH, 7 x TX diff inputs, 8 DMICs, MBHC.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org
.../bindings/sound/qcom,wcd938x.yaml | 165 ++++++++++++++++++ 1 file changed, 165 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml
diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml new file mode 100644 index 000000000000..fe47e483d4b9 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml @@ -0,0 +1,165 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/qcom,wcd938x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml#
+title: Bindings for Qualcomm WCD9380/WCD9385 Audio Codec
+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.
+properties:
- compatible:
- const: sdw20217010d00
- reg:
- maxItems: 1
- reset-gpios:
- description: GPIO spec for reset line to use
- maxItems: 1
- direction:
Needs a description and vendor prefix.
- oneOf:
- const: rx- const: tx
Better expressed as an 'enum'
- vdd-buck-supply:
- description: A reference to the 1.8V buck supply
- vdd-rxtx-supply:
- description: A reference to the 1.8V rx supply
- vdd-io-supply:
- description: A reference to the 1.8V I/O supply
- qcom,micbias1-microvolt:
- description: micbias1 voltage
- minimum: 1800000
- maximum: 2850000
- qcom,micbias2-microvolt:
- description: micbias2 voltage
- minimum: 1800000
- maximum: 2850000
- qcom,micbias3-microvolt:
- description: micbias3 voltage
- minimum: 1800000
- maximum: 2850000
- qcom,micbias4-microvolt:
- description: micbias4 voltage
- minimum: 1800000
- maximum: 2850000
- qcom,mbhc-hphl-switch:
- description: Indicates that HPHL switch type is normally closed
- type: boolean
- qcom,mbhc-ground-switch:
- description: Indicates that Headset Ground switch type is normally closed
- type: boolean
- qcom,mbhc-button0-vthreshold-microvolt:
- description: Voltage threshold value headset button0
- minimum: 0
- maximum: 500000
- qcom,mbhc-button1-vthreshold-microvolt:
- description: Voltage threshold value headset button1
- minimum: 0
- maximum: 500000
- qcom,mbhc-button2-vthreshold-microvolt:
- description: Voltage threshold value headset button2
- minimum: 0
- maximum: 500000
- qcom,mbhc-button3-vthreshold-microvolt:
- description: Voltage threshold value headset button3
- minimum: 0
- maximum: 500000
- qcom,mbhc-button4-vthreshold-microvolt:
- description: Voltage threshold value headset button4
- minimum: 0
- maximum: 500000
- qcom,mbhc-button5-vthreshold-microvolt:
- description: Voltage threshold value headset button5
- minimum: 0
- maximum: 500000
- qcom,mbhc-button6-vthreshold-microvolt:
- description: Voltage threshold value headset button6
- minimum: 0
- maximum: 500000
- qcom,mbhc-button7-vthreshold-microvolt:
- description: Voltage threshold value headset button7
- minimum: 0
- maximum: 500000
- 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
- '#sound-dai-cells':
- const: 1
+required:
- compatible
- reg
- reset-gpios
- qcom,micbias1-microvolt
- qcom,micbias2-microvolt
- qcom,micbias3-microvolt
- qcom,micbias4-microvolt
- qcom,port-mapping
- qcom,mbhc-hphl-switch
- qcom,mbhc-ground-switch
- "#sound-dai-cells"
+additionalProperties: false
+examples:
- |
- soundwire@3230000 {
#address-cells = <2>;#size-cells = <0>;reg = <0x03230000 0x2000>;codec@0,3 {compatible = "sdw20217010d00";reg = <0 3>;reset-gpios = <&tlmm 32 0>;direction = "tx";#sound-dai-cells = <1>;qcom,micbias1-microvolt = <1800000>;qcom,micbias2-microvolt = <1800000>;qcom,micbias3-microvolt = <1800000>;qcom,micbias4-microvolt = <1800000>;qcom,mbhc-hphl-switch;qcom,mbhc-ground-switch;qcom,mbhc-button0-vthreshold-microvolt = <75000>;qcom,mbhc-button1-vthreshold-microvolt = <150000>;qcom,mbhc-button2-vthreshold-microvolt = <237000>;qcom,mbhc-button3-vthreshold-microvolt = <500000>;qcom,mbhc-button5-vthreshold-microvolt = <500000>;qcom,mbhc-button6-vthreshold-microvolt = <500000>;qcom,mbhc-button7-vthreshold-microvolt = <500000>;qcom,port-mapping = <2 3 4 5>;};- };
+...
2.21.0