On Tue, Oct 29, 2019 at 11:26:50AM +0000, Srinivas Kandagatla wrote:
This patch adds bindings for wcd9340/wcd9341 audio codec which can support both SLIMbus and I2S/I2C interface.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org
.../bindings/sound/qcom,wcd934x.yaml | 162 ++++++++++++++++++ 1 file changed, 162 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,wcd934x.yaml
diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd934x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd934x.yaml new file mode 100644 index 000000000000..d6cfde6597db --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,wcd934x.yaml @@ -0,0 +1,162 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/qcom,wcd934x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml#
+title: Bindings for Qualcomm WCD9340/WCD9341 Audio Codec
+maintainers:
- Srinivas Kandagatla srinivas.kandagatla@linaro.org
+description: |
- Qualcomm WCD9340/WCD9341 Codec is a standalone Hi-Fi audio codec IC.
- It has in-built Soundwire controller, pin controller, interrupt mux and
- supports both I2S/I2C and SLIMbus audio interfaces.
+properties:
- compatible:
- const: slim217,250
- reg:
- maxItems: 1
- interrupts:
- maxItems: 1
- reset-gpios:
- description: GPIO spec for reset line to use
- maxItems: 1
- slim-ifc-dev:
- description: SLIMBus Interface device phandle
- $ref: '/schemas/types.yaml#/definitions/phandle'
- maxItems: 1
Replied on previous version.
- clocks:
- maxItems: 1
- clock-names:
- const: extclk
- vdd-buck-supply:
- description: A reference to the 1.8V buck supply
- vdd-buck-sido-supply:
- description: A reference to the 1.8V SIDO buck supply
- vdd-rx-supply:
- description: A reference to the 1.8V rx supply
- vdd-tx-supply:
- description: A reference to the 1.8V tx supply
- vdd-vbat-supply:
- description: A reference to the vbat supply
- vdd-io-supply:
- description: A reference to the 1.8V I/O supply
- vdd-micbias-supply:
- description: A reference to the micbias supply
- qcom,micbias1-microvolts:
The standard unit is 'microvolt', not 'microvolts'.
- description: micbias1 voltage between 1800000 - 2850000 microvolts
- qcom,micbias2-microvolts:
- description: micbias2 voltage between 1800000 - 2850000 microvolts
- qcom,micbias3-microvolts:
- description: micbias3 voltage between 1800000 - 2850000 microvolts
- qcom,micbias4-microvolts:
- description: micbias4 voltage between 1800000 - 2850000 microvolts
- clock-output-names:
- const: mclk
- clock-frequency:
- description: Clock frequency of output clk in Hz
- interrupt-controller: true
- '#interrupt-cells':
- const: 1
- '#clock-cells':
- const: 0
- '#sound-dai-cells':
- const: 1
- "#address-cells":
- const: 1
- "#size-cells":
- const: 1
+patternProperties:
- "^.*@[0-9a-f]+$":
- type: object
- description: |
WCD934x subnode for each slave devices. Bindings of each subnodesdepends on the specific driver providing the functionality anddocumented in their respective bindings.- properties:
reg:maxItems: 1- required:
- reg+required:
- compatible
- reg
- reset-gpios
- slim-ifc-dev
- interrupts
- interrupt-controller
- clock-frequency
- clock-output-names
- qcom,micbias1-microvolts
- qcom,micbias2-microvolts
- qcom,micbias3-microvolts
- qcom,micbias4-microvolts
- "#interrupt-cells"
- "#clock-cells"
- "#sound-dai-cells"
- "#address-cells"
- "#size-cells"
+examples:
- |
- codec@1,0{
compatible = "slim217,250";reg = <1 0>;reset-gpios = <&tlmm 64 0>;slim-ifc-dev = <&wcd9340_ifd>;#sound-dai-cells = <1>;interrupt-parent = <&tlmm>;interrupts = <54 4>;interrupt-controller;#interrupt-cells = <1>;#clock-cells = <0>;clock-frequency = <9600000>;clock-output-names = "mclk";qcom,micbias1-microvolts = <1800000>;qcom,micbias2-microvolts = <1800000>;qcom,micbias3-microvolts = <1800000>;qcom,micbias4-microvolts = <1800000>;clock-names = "extclk";clocks = <&rpmhcc 2>;#address-cells = <1>;#size-cells = <1>;pinctrl@42 {reg = <0x42 0x2>;};- };
+...
2.21.0