1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sound/qcom, 4 $id: http://devicetree.org/schemas/sound/qcom,wcd938x.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Qualcomm WCD9380/WCD9385 Audio Codec !! 7 title: Bindings for Qualcomm WCD9380/WCD9385 Audio Codec
8 8
9 maintainers: 9 maintainers:
10 - Srinivas Kandagatla <srinivas.kandagatla@li 10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
11 11
12 description: | 12 description: |
13 Qualcomm WCD9380/WCD9385 Codec is a standalo 13 Qualcomm WCD9380/WCD9385 Codec is a standalone Hi-Fi audio codec IC.
14 It has RX and TX Soundwire slave devices. 14 It has RX and TX Soundwire slave devices.
15 15
16 allOf: <<
17 - $ref: dai-common.yaml# <<
18 - $ref: qcom,wcd93xx-common.yaml# <<
19 <<
20 properties: 16 properties:
21 compatible: 17 compatible:
22 enum: 18 enum:
23 - qcom,wcd9380-codec 19 - qcom,wcd9380-codec
24 - qcom,wcd9385-codec 20 - qcom,wcd9385-codec
25 21
>> 22 reset-gpios:
>> 23 description: GPIO spec for reset line to use
>> 24 maxItems: 1
>> 25
26 us-euro-gpios: 26 us-euro-gpios:
27 description: GPIO spec for swapping gnd an 27 description: GPIO spec for swapping gnd and mic segments
28 maxItems: 1 28 maxItems: 1
29 29
>> 30 vdd-buck-supply:
>> 31 description: A reference to the 1.8V buck supply
>> 32
>> 33 vdd-rxtx-supply:
>> 34 description: A reference to the 1.8V rx supply
>> 35
>> 36 vdd-io-supply:
>> 37 description: A reference to the 1.8V I/O supply
>> 38
>> 39 vdd-mic-bias-supply:
>> 40 description: A reference to the 3.8V mic bias supply
>> 41
>> 42 qcom,tx-device:
>> 43 $ref: /schemas/types.yaml#/definitions/phandle-array
>> 44 description: A reference to Soundwire tx device phandle
>> 45
>> 46 qcom,rx-device:
>> 47 $ref: /schemas/types.yaml#/definitions/phandle-array
>> 48 description: A reference to Soundwire rx device phandle
>> 49
>> 50 qcom,micbias1-microvolt:
>> 51 description: micbias1 voltage
>> 52 minimum: 1800000
>> 53 maximum: 2850000
>> 54
>> 55 qcom,micbias2-microvolt:
>> 56 description: micbias2 voltage
>> 57 minimum: 1800000
>> 58 maximum: 2850000
>> 59
>> 60 qcom,micbias3-microvolt:
>> 61 description: micbias3 voltage
>> 62 minimum: 1800000
>> 63 maximum: 2850000
>> 64
>> 65 qcom,micbias4-microvolt:
>> 66 description: micbias4 voltage
>> 67 minimum: 1800000
>> 68 maximum: 2850000
>> 69
>> 70 qcom,hphl-jack-type-normally-closed:
>> 71 description: Indicates that HPHL jack switch type is normally closed
>> 72 type: boolean
>> 73
>> 74 qcom,ground-jack-type-normally-closed:
>> 75 description: Indicates that Headset Ground switch type is normally closed
>> 76 type: boolean
>> 77
>> 78 qcom,mbhc-headset-vthreshold-microvolt:
>> 79 description: Voltage threshold value for headset detection
>> 80 minimum: 0
>> 81 maximum: 2850000
>> 82
>> 83 qcom,mbhc-headphone-vthreshold-microvolt:
>> 84 description: Voltage threshold value for headphone detection
>> 85 minimum: 0
>> 86 maximum: 2850000
>> 87
>> 88 qcom,mbhc-buttons-vthreshold-microvolt:
>> 89 description:
>> 90 Array of 8 Voltage threshold values corresponding to headset
>> 91 button0 - button7
>> 92 minItems: 8
>> 93 maxItems: 8
>> 94
>> 95 '#sound-dai-cells':
>> 96 const: 1
>> 97
30 required: 98 required:
31 - compatible 99 - compatible
>> 100 - reset-gpios
>> 101 - qcom,tx-device
>> 102 - qcom,rx-device
>> 103 - qcom,micbias1-microvolt
>> 104 - qcom,micbias2-microvolt
>> 105 - qcom,micbias3-microvolt
>> 106 - qcom,micbias4-microvolt
>> 107 - "#sound-dai-cells"
32 108
33 unevaluatedProperties: false !! 109 additionalProperties: false
34 110
35 examples: 111 examples:
36 - | 112 - |
37 #include <dt-bindings/gpio/gpio.h> <<
38 codec { 113 codec {
39 compatible = "qcom,wcd9380-codec"; 114 compatible = "qcom,wcd9380-codec";
40 reset-gpios = <&tlmm 32 GPIO_ACTIVE_LO !! 115 reset-gpios = <&tlmm 32 0>;
41 #sound-dai-cells = <1>; 116 #sound-dai-cells = <1>;
42 qcom,tx-device = <&wcd938x_tx>; 117 qcom,tx-device = <&wcd938x_tx>;
43 qcom,rx-device = <&wcd938x_rx>; 118 qcom,rx-device = <&wcd938x_rx>;
44 qcom,micbias1-microvolt = <1800000>; 119 qcom,micbias1-microvolt = <1800000>;
45 qcom,micbias2-microvolt = <1800000>; 120 qcom,micbias2-microvolt = <1800000>;
46 qcom,micbias3-microvolt = <1800000>; 121 qcom,micbias3-microvolt = <1800000>;
47 qcom,micbias4-microvolt = <1800000>; 122 qcom,micbias4-microvolt = <1800000>;
48 qcom,hphl-jack-type-normally-closed; 123 qcom,hphl-jack-type-normally-closed;
49 qcom,ground-jack-type-normally-closed; 124 qcom,ground-jack-type-normally-closed;
50 qcom,mbhc-buttons-vthreshold-microvolt 125 qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
51 qcom,mbhc-headphone-vthreshold-microvo 126 qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
52 }; 127 };
53 128
54 /* ... */ 129 /* ... */
55 130
56 soundwire@3210000 { 131 soundwire@3210000 {
57 #address-cells = <2>; 132 #address-cells = <2>;
58 #size-cells = <0>; 133 #size-cells = <0>;
59 reg = <0x03210000 0x2000>; 134 reg = <0x03210000 0x2000>;
60 wcd938x_rx: codec@0,4 { 135 wcd938x_rx: codec@0,4 {
61 compatible = "sdw20217010d00"; 136 compatible = "sdw20217010d00";
62 reg = <0 4>; !! 137 reg = <0 4>;
63 qcom,rx-port-mapping = <1 2 3 4 5> 138 qcom,rx-port-mapping = <1 2 3 4 5>;
64 }; 139 };
65 }; 140 };
66 141
67 soundwire@3230000 { 142 soundwire@3230000 {
68 #address-cells = <2>; 143 #address-cells = <2>;
69 #size-cells = <0>; 144 #size-cells = <0>;
70 reg = <0x03230000 0x2000>; 145 reg = <0x03230000 0x2000>;
71 wcd938x_tx: codec@0,3 { 146 wcd938x_tx: codec@0,3 {
72 compatible = "sdw20217010d00"; 147 compatible = "sdw20217010d00";
73 reg = <0 3>; !! 148 reg = <0 3>;
74 qcom,tx-port-mapping = <2 3 4 5>; 149 qcom,tx-port-mapping = <2 3 4 5>;
75 }; 150 };
76 }; 151 };
77 152
78 ... 153 ...
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