| # 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: 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: IFC device interface |
| $ref: /schemas/types.yaml#/definitions/phandle |
| |
| 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-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,hphl-jack-type-normally-closed: |
| description: Indicates that HPHL jack switch type is normally closed |
| type: boolean |
| |
| qcom,ground-jack-type-normally-closed: |
| description: Indicates that Headset Ground switch type is normally closed |
| type: boolean |
| |
| qcom,mbhc-headset-vthreshold-microvolt: |
| description: Voltage threshold value for headset detection |
| minimum: 0 |
| maximum: 2850000 |
| |
| qcom,mbhc-headphone-vthreshold-microvolt: |
| description: Voltage threshold value for headphone detection |
| minimum: 0 |
| maximum: 2850000 |
| |
| qcom,mbhc-buttons-vthreshold-microvolt: |
| description: |
| Array of 8 Voltage threshold values corresponding to headset |
| button0 - button7 |
| minItems: 8 |
| maxItems: 8 |
| |
| 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 |
| |
| gpio@42: |
| type: object |
| $ref: /schemas/gpio/qcom,wcd934x-gpio.yaml# |
| |
| patternProperties: |
| "^.*@[0-9a-f]+$": |
| type: object |
| additionalProperties: true |
| description: | |
| WCD934x subnode for each slave devices. Bindings of each subnodes |
| depends on the specific driver providing the functionality and |
| documented in their respective bindings. |
| |
| properties: |
| reg: |
| maxItems: 1 |
| |
| required: |
| - reg |
| |
| required: |
| - compatible |
| - reg |
| |
| allOf: |
| - $ref: dai-common.yaml# |
| - if: |
| required: |
| - slim-ifc-dev |
| then: |
| required: |
| - reset-gpios |
| - slim-ifc-dev |
| - interrupt-controller |
| - clock-frequency |
| - clock-output-names |
| - qcom,micbias1-microvolt |
| - qcom,micbias2-microvolt |
| - qcom,micbias3-microvolt |
| - qcom,micbias4-microvolt |
| - "#interrupt-cells" |
| - "#clock-cells" |
| - "#sound-dai-cells" |
| - "#address-cells" |
| - "#size-cells" |
| oneOf: |
| - required: |
| - interrupts-extended |
| - required: |
| - interrupts |
| else: |
| properties: |
| reset-gpios: false |
| slim-ifc-dev: false |
| interrupts: false |
| interrupt-controller: false |
| clock-frequency: false |
| clock-output-names: false |
| qcom,micbias1-microvolt: false |
| qcom,micbias2-microvolt: false |
| qcom,micbias3-microvolt: false |
| qcom,micbias4-microvolt: false |
| "#interrupt-cells": false |
| "#clock-cells": false |
| "#sound-dai-cells": false |
| "#address-cells": false |
| "#size-cells": false |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| codec@1,0{ |
| compatible = "slim217,250"; |
| reg = <1 0>; |
| reset-gpios = <&tlmm 64 GPIO_ACTIVE_LOW>; |
| 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-microvolt = <1800000>; |
| qcom,micbias2-microvolt = <1800000>; |
| qcom,micbias3-microvolt = <1800000>; |
| qcom,micbias4-microvolt = <1800000>; |
| qcom,hphl-jack-type-normally-closed; |
| qcom,ground-jack-type-normally-closed; |
| qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>; |
| qcom,mbhc-headset-vthreshold-microvolt = <1700000>; |
| qcom,mbhc-headphone-vthreshold-microvolt = <50000>; |
| clock-names = "extclk"; |
| clocks = <&rpmhcc 2>; |
| |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| gpio@42 { |
| compatible = "qcom,wcd9340-gpio"; |
| reg = <0x42 0x2>; |
| gpio-controller; |
| #gpio-cells = <2>; |
| }; |
| }; |
| |
| ... |
