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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/sound/qcom,wcd937x.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Qualcomm WCD9370/WCD9375 Audio Codec8 9maintainers:10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>11 12description:13 Qualcomm WCD9370/WCD9375 Codec is a standalone Hi-Fi audio codec IC.14 It has RX and TX Soundwire slave devices.15 16allOf:17 - $ref: dai-common.yaml#18 - $ref: qcom,wcd93xx-common.yaml#19 20properties:21 compatible:22 oneOf:23 - const: qcom,wcd9370-codec24 - items:25 - const: qcom,wcd9375-codec26 - const: qcom,wcd9370-codec27 28 vdd-px-supply:29 description: A reference to the 1.8V I/O supply30 31required:32 - compatible33 - vdd-px-supply34 35unevaluatedProperties: false36 37examples:38 - |39 #include <dt-bindings/gpio/gpio.h>40 codec {41 compatible = "qcom,wcd9370-codec";42 pinctrl-names = "default", "sleep";43 pinctrl-0 = <&wcd_reset_n>;44 pinctrl-1 = <&wcd_reset_n_sleep>;45 reset-gpios = <&tlmm 83 GPIO_ACTIVE_LOW>;46 vdd-buck-supply = <&vreg_l17b_1p8>;47 vdd-rxtx-supply = <&vreg_l18b_1p8>;48 vdd-px-supply = <&vreg_l18b_1p8>;49 vdd-mic-bias-supply = <&vreg_bob>;50 qcom,micbias1-microvolt = <1800000>;51 qcom,micbias2-microvolt = <1800000>;52 qcom,micbias3-microvolt = <1800000>;53 qcom,micbias4-microvolt = <1800000>;54 qcom,rx-device = <&wcd937x_rx>;55 qcom,tx-device = <&wcd937x_tx>;56 #sound-dai-cells = <1>;57 };58 59 /* ... */60 61 soundwire@3210000 {62 reg = <0x03210000 0x2000>;63 #address-cells = <2>;64 #size-cells = <0>;65 wcd937x_rx: codec@0,4 {66 compatible = "sdw20217010a00";67 reg = <0 4>;68 qcom,rx-port-mapping = <1 2 3 4 5>;69 };70 };71 72 soundwire@3230000 {73 reg = <0x03230000 0x2000>;74 #address-cells = <2>;75 #size-cells = <0>;76 wcd937x_tx: codec@0,3 {77 compatible = "sdw20217010a00";78 reg = <0 3>;79 qcom,tx-port-mapping = <1 2 3 4>;80 };81 };82...83