From: Prasad Kumpatla <quic_pkumpatl@xxxxxxxxxxx> Qualcomm WCD9370/WCD9375 Codec is a standalone Hi-Fi audio codec IC connected over SoundWire. This device has two SoundWire device RX and TX respectively, supporting 3 x ADCs, ClassH, Ear, Aux PA, 2xHPH, 6 DMICs, MBHC. Co-developed-by: Mohammad Rafi Shaik <quic_mohs@xxxxxxxxxxx> Signed-off-by: Mohammad Rafi Shaik <quic_mohs@xxxxxxxxxxx> Signed-off-by: Prasad Kumpatla <quic_pkumpatl@xxxxxxxxxxx> --- .../bindings/sound/qcom,wcd937x.yaml | 119 ++++++++++++++++++ 1 file changed, 119 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml new file mode 100644 index 000000000000..b45f823af04f --- /dev/null +++ b/Documentation/devicetree/bindings/sound/qcom,wcd937x.yaml @@ -0,0 +1,119 @@ +# 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 Audio Codec + +maintainers: + - Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> + +description: | + Qualcomm WCD9370 Codec is a standalone Hi-Fi audio codec IC. + It has RX and TX Soundwire slave devices. + +properties: + compatible: + enum: + - qcom,wcd9370-codec + + reset-gpios: + description: GPIO spec for reset line to use + maxItems: 1 + + vdd-buck-supply: + description: A reference to the 1.8V buck supply + + vdd-rxtx-supply: + description: A reference to the 1.8V rx supply + + vdd-px-supply: + description: A reference to the 1.8V I/O supply + + vdd-mic-bias-supply: + description: A reference to the 3.8V mic bias supply + + qcom,tx-device: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: A reference to Soundwire tx device phandle + + qcom,rx-device: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: A reference to Soundwire rx device phandle + + 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 + + '#sound-dai-cells': + const: 1 + +required: + - compatible + - reset-gpios + - qcom,tx-device + - qcom,rx-device + - qcom,micbias1-microvolt + - qcom,micbias2-microvolt + - qcom,micbias3-microvolt + - "#sound-dai-cells" + +unevaluatedProperties: false + +examples: + - | + codec { + compatible = "qcom,wcd9370-codec"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&wcd_reset_n>; + pinctrl-1 = <&wcd_reset_n_sleep>; + reset-gpios = <&tlmm 83 0>; + 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,rx-device = <&wcd937x_rx>; + qcom,tx-device = <&wcd937x_tx>; + #sound-dai-cells = <1>; + }; + + /* ... */ + + soundwire@3210000 { + #address-cells = <2>; + #size-cells = <0>; + reg = <0x03210000 0x2000>; + wcd937x_rx: codec@0,4 { + compatible = "sdw20217010a00"; + reg = <0 4>; + qcom,rx-port-mapping = <1 2 3 4 5>; + }; + }; + + soundwire@3230000 { + #address-cells = <2>; + #size-cells = <0>; + reg = <0x03230000 0x2000>; + wcd937x_tx: codec@0,3 { + compatible = "sdw20217010a00"; + reg = <0 3>; + qcom,tx-port-mapping = <2 3 4 5>; + }; + }; + +... -- 2.25.1
