1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/qcom,wcd934x.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Bindings for Qualcomm WCD9340/WCD9341 Audio Codec
maintainers:
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
description: |
Qualcomm WCD9340/WCD9341 Codec is a standalone Hi-Fi audio codec IC.
It has in-built Soundwire controller, pin controller, interrupt mux and
supports both I2S/I2C and SLIMbus audio interfaces.
properties:
compatible:
const: slim217,250
reg:
maxItems: 1
interrupts:
maxItems: 1
reset-gpios:
description: GPIO spec for reset line to use
maxItems: 1
slim-ifc-dev: true
clocks:
maxItems: 1
clock-names:
const: extclk
vdd-buck-supply:
description: A reference to the 1.8V buck supply
vdd-buck-sido-supply:
description: A reference to the 1.8V SIDO buck supply
vdd-rx-supply:
description: A reference to the 1.8V rx supply
vdd-tx-supply:
description: A reference to the 1.8V tx supply
vdd-vbat-supply:
description: A reference to the vbat supply
vdd-io-supply:
description: A reference to the 1.8V I/O supply
vdd-micbias-supply:
description: A reference to the micbias supply
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
clock-output-names:
const: mclk
clock-frequency:
description: Clock frequency of output clk in Hz
interrupt-controller: true
'#interrupt-cells':
const: 1
'#clock-cells':
const: 0
'#sound-dai-cells':
const: 1
"#address-cells":
const: 1
"#size-cells":
const: 1
gpio@42:
type: object
$ref: /schemas/gpio/qcom,wcd934x-gpio.yaml#
patternProperties:
"^.*@[0-9a-f]+$":
type: object
description: |
WCD934x subnode for each slave devices. Bindings of each subnodes
depends on the specific driver providing the functionality and
documented in their respective bindings.
properties:
reg:
maxItems: 1
required:
- reg
required:
- compatible
- reg
- reset-gpios
- slim-ifc-dev
- interrupts
- interrupt-controller
- clock-frequency
- clock-output-names
- qcom,micbias1-microvolt
- qcom,micbias2-microvolt
- qcom,micbias3-microvolt
- qcom,micbias4-microvolt
- "#interrupt-cells"
- "#clock-cells"
- "#sound-dai-cells"
- "#address-cells"
- "#size-cells"
additionalProperties: false
examples:
- |
codec@1,0{
compatible = "slim217,250";
reg = <1 0>;
reset-gpios = <&tlmm 64 0>;
slim-ifc-dev = <&wcd9340_ifd>;
#sound-dai-cells = <1>;
interrupt-parent = <&tlmm>;
interrupts = <54 4>;
interrupt-controller;
#interrupt-cells = <1>;
#clock-cells = <0>;
clock-frequency = <9600000>;
clock-output-names = "mclk";
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-headset-vthreshold-microvolt = <1700000>;
qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
clock-names = "extclk";
clocks = <&rpmhcc 2>;
#address-cells = <1>;
#size-cells = <1>;
gpio@42 {
compatible = "qcom,wcd9340-gpio";
reg = <0x42 0x2>;
gpio-controller;
#gpio-cells = <2>;
};
};
...
|
