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
|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/realtek,rt5682.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Realtek rt5682 and rt5682i codecs
maintainers:
- Bard Liao <bardliao@realtek.com>
allOf:
- $ref: dai-common.yaml#
properties:
compatible:
enum:
- realtek,rt5682
- realtek,rt5682i
reg:
maxItems: 1
description: I2C address of the device.
interrupts:
maxItems: 1
description: The CODEC's interrupt output.
realtek,dmic1-data-pin:
$ref: /schemas/types.yaml#/definitions/uint32
enum:
- 0 # dmic1 data is not used
- 1 # using GPIO2 pin as dmic1 data pin
- 2 # using GPIO5 pin as dmic1 data pin
description:
Specify which GPIO pin be used as DMIC1 data pin.
realtek,dmic1-clk-pin:
$ref: /schemas/types.yaml#/definitions/uint32
enum:
- 0 # using GPIO1 pin as dmic1 clock pin
- 1 # using GPIO3 pin as dmic1 clock pin
description:
Specify which GPIO pin be used as DMIC1 clk pin.
realtek,jd-src:
$ref: /schemas/types.yaml#/definitions/uint32
enum:
- 0 # No JD is used
- 1 # using JD1 as JD source
description:
Specify which JD source be used.
realtek,ldo1-en-gpios:
description:
The GPIO that controls the CODEC's LDO1_EN pin.
realtek,btndet-delay:
$ref: /schemas/types.yaml#/definitions/uint32
description:
The debounce delay for push button.
The delay time is realtek,btndet-delay value multiple of 8.192 ms.
If absent, the default is 16.
realtek,dmic-clk-rate-hz:
description:
Set the clock rate (hz) for the requirement of the particular DMIC.
realtek,dmic-delay-ms:
description:
Set the delay time (ms) for the requirement of the particular DMIC.
realtek,dmic-clk-driving-high:
type: boolean
description:
Set the high driving of the DMIC clock out.
clocks:
items:
- description: phandle and clock specifier for codec MCLK.
clock-names:
items:
- const: mclk
"#clock-cells":
const: 1
clock-output-names:
minItems: 2
maxItems: 2
description: Name given for DAI word clock and bit clock outputs.
"#sound-dai-cells":
const: 1
AVDD-supply:
description: Regulator supplying analog power through the AVDD pin.
MICVDD-supply:
description: Regulator supplying power for the microphone bias through
the MICVDD pin.
VBAT-supply:
description: Regulator supplying battery power through the VBAT pin.
DBVDD-supply:
description: Regulator supplying I/O power through the DBVDD pin.
LDO1-IN-supply:
description: Regulator supplying power to the digital core and charge
pump through the LDO1_IN pin.
required:
- compatible
- reg
- AVDD-supply
- VBAT-supply
- MICVDD-supply
- DBVDD-supply
- LDO1-IN-supply
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
codec@1a {
compatible = "realtek,rt5682";
reg = <0x1a>;
interrupts = <6 IRQ_TYPE_LEVEL_HIGH>;
realtek,ldo1-en-gpios =
<&gpio 2 GPIO_ACTIVE_HIGH>;
realtek,dmic1-data-pin = <1>;
realtek,dmic1-clk-pin = <1>;
realtek,jd-src = <1>;
#clock-cells = <1>;
clock-output-names = "rt5682-dai-wclk", "rt5682-dai-bclk";
clocks = <&osc>;
clock-names = "mclk";
AVDD-supply = <&avdd_reg>;
VBAT-supply = <&vbat_reg>;
MICVDD-supply = <&micvdd_reg>;
DBVDD-supply = <&dbvdd_reg>;
LDO1-IN-supply = <&ldo1_in_reg>;
};
};
|
