# 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>;
};
};
...
