154 lines
3.9 KiB
YAML
154 lines
3.9 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/sound/qcom,wcd938x.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Bindings for Qualcomm WCD9380/WCD9385 Audio Codec
|
|
|
|
maintainers:
|
|
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
|
|
|
|
description: |
|
|
Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
|
|
It has RX and TX Soundwire slave devices.
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- qcom,wcd9380-codec
|
|
- qcom,wcd9385-codec
|
|
|
|
reset-gpios:
|
|
description: GPIO spec for reset line to use
|
|
maxItems: 1
|
|
|
|
us-euro-gpios:
|
|
description: GPIO spec for swapping gnd and mic segments
|
|
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-io-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
|
|
|
|
qcom,micbias4-microvolt:
|
|
description: micbias4 voltage
|
|
minimum: 1800000
|
|
maximum: 2850000
|
|
|
|
qcom,hphl-jack-type-normally-closed:
|
|
description: Indicates that HPHL jack switch type is normally closed
|
|
type: boolean
|
|
|
|
qcom,ground-jack-type-normally-closed:
|
|
description: Indicates that Headset Ground switch type is normally closed
|
|
type: boolean
|
|
|
|
qcom,mbhc-headset-vthreshold-microvolt:
|
|
description: Voltage threshold value for headset detection
|
|
minimum: 0
|
|
maximum: 2850000
|
|
|
|
qcom,mbhc-headphone-vthreshold-microvolt:
|
|
description: Voltage threshold value for headphone detection
|
|
minimum: 0
|
|
maximum: 2850000
|
|
|
|
qcom,mbhc-buttons-vthreshold-microvolt:
|
|
description:
|
|
Array of 8 Voltage threshold values corresponding to headset
|
|
button0 - button7
|
|
minItems: 8
|
|
maxItems: 8
|
|
|
|
'#sound-dai-cells':
|
|
const: 1
|
|
|
|
required:
|
|
- compatible
|
|
- reset-gpios
|
|
- qcom,tx-device
|
|
- qcom,rx-device
|
|
- qcom,micbias1-microvolt
|
|
- qcom,micbias2-microvolt
|
|
- qcom,micbias3-microvolt
|
|
- qcom,micbias4-microvolt
|
|
- "#sound-dai-cells"
|
|
|
|
additionalProperties: false
|
|
|
|
examples:
|
|
- |
|
|
codec {
|
|
compatible = "qcom,wcd9380-codec";
|
|
reset-gpios = <&tlmm 32 0>;
|
|
#sound-dai-cells = <1>;
|
|
qcom,tx-device = <&wcd938x_tx>;
|
|
qcom,rx-device = <&wcd938x_rx>;
|
|
qcom,micbias1-microvolt = <1800000>;
|
|
qcom,micbias2-microvolt = <1800000>;
|
|
qcom,micbias3-microvolt = <1800000>;
|
|
qcom,micbias4-microvolt = <1800000>;
|
|
qcom,hphl-jack-type-normally-closed;
|
|
qcom,ground-jack-type-normally-closed;
|
|
qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
|
|
qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
|
|
};
|
|
|
|
/* ... */
|
|
|
|
soundwire@3210000 {
|
|
#address-cells = <2>;
|
|
#size-cells = <0>;
|
|
reg = <0x03210000 0x2000>;
|
|
wcd938x_rx: codec@0,4 {
|
|
compatible = "sdw20217010d00";
|
|
reg = <0 4>;
|
|
qcom,rx-port-mapping = <1 2 3 4 5>;
|
|
};
|
|
};
|
|
|
|
soundwire@3230000 {
|
|
#address-cells = <2>;
|
|
#size-cells = <0>;
|
|
reg = <0x03230000 0x2000>;
|
|
wcd938x_tx: codec@0,3 {
|
|
compatible = "sdw20217010d00";
|
|
reg = <0 3>;
|
|
qcom,tx-port-mapping = <2 3 4 5>;
|
|
};
|
|
};
|
|
|
|
...
|