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Diffstat (limited to 'Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml new file mode 100644 index 000000000000..f94203798f24 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml @@ -0,0 +1,82 @@ +# 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>; + }; + }; +... |