| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/sound/qcom,wcd937x.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Qualcomm WCD9370/WCD9375 Audio Codec |
| |
| maintainers: |
| - Srinivas Kandagatla <srinivas.kandagatla@linaro.org> |
| |
| description: |
| Qualcomm WCD9370/WCD9375 Codec is a standalone Hi-Fi audio codec IC. |
| It has RX and TX Soundwire slave devices. |
| |
| allOf: |
| - $ref: dai-common.yaml# |
| - $ref: qcom,wcd93xx-common.yaml# |
| |
| properties: |
| compatible: |
| oneOf: |
| - const: qcom,wcd9370-codec |
| - items: |
| - const: qcom,wcd9375-codec |
| - const: qcom,wcd9370-codec |
| |
| vdd-px-supply: |
| description: A reference to the 1.8V I/O supply |
| |
| required: |
| - compatible |
| - vdd-px-supply |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| codec { |
| compatible = "qcom,wcd9370-codec"; |
| pinctrl-names = "default", "sleep"; |
| pinctrl-0 = <&wcd_reset_n>; |
| pinctrl-1 = <&wcd_reset_n_sleep>; |
| reset-gpios = <&tlmm 83 GPIO_ACTIVE_LOW>; |
| vdd-buck-supply = <&vreg_l17b_1p8>; |
| vdd-rxtx-supply = <&vreg_l18b_1p8>; |
| vdd-px-supply = <&vreg_l18b_1p8>; |
| vdd-mic-bias-supply = <&vreg_bob>; |
| qcom,micbias1-microvolt = <1800000>; |
| qcom,micbias2-microvolt = <1800000>; |
| qcom,micbias3-microvolt = <1800000>; |
| qcom,micbias4-microvolt = <1800000>; |
| qcom,rx-device = <&wcd937x_rx>; |
| qcom,tx-device = <&wcd937x_tx>; |
| #sound-dai-cells = <1>; |
| }; |
| |
| /* ... */ |
| |
| soundwire@3210000 { |
| reg = <0x03210000 0x2000>; |
| #address-cells = <2>; |
| #size-cells = <0>; |
| wcd937x_rx: codec@0,4 { |
| compatible = "sdw20217010a00"; |
| reg = <0 4>; |
| qcom,rx-port-mapping = <1 2 3 4 5>; |
| }; |
| }; |
| |
| soundwire@3230000 { |
| reg = <0x03230000 0x2000>; |
| #address-cells = <2>; |
| #size-cells = <0>; |
| wcd937x_tx: codec@0,3 { |
| compatible = "sdw20217010a00"; |
| reg = <0 3>; |
| qcom,tx-port-mapping = <1 2 3 4>; |
| }; |
| }; |
| ... |
