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
|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/realtek,rt5651.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Realtek RT5651 audio CODEC
maintainers:
- Bard Liao <bardliao@realtek.com>
description: >
This device supports I2C only.
Pins on the device (for linking into audio routes) for RT5651:
* DMIC L1
* DMIC R1
* IN1P
* IN2P
* IN2N
* IN3P
* HPOL
* HPOR
* LOUTL
* LOUTR
* PDML
* PDMR
allOf:
- $ref: /schemas/sound/dai-common.yaml#
properties:
compatible:
const: realtek,rt5651
reg:
maxItems: 1
clocks:
maxItems: 1
clock-names:
const: mclk
'#sound-dai-cells':
const: 0
realtek,in2-differential:
type: boolean
description: Indicate MIC2 input are differential, rather than single-ended.
realtek,dmic-en:
type: boolean
description: Indicates DMIC is used.
realtek,jack-detect-source:
$ref: /schemas/types.yaml#/definitions/uint32
description: Select jack-detect input pin.
enum: [1, 2, 3]
realtek,jack-detect-not-inverted:
type: boolean
description:
Normal jack-detect switches give an inverted (active-low) signal. Set this
bool in the rare case you've a jack-detect switch which is not inverted.
realtek,over-current-threshold-microamp:
description: Micbias over-current detection threshold in µA.
enum: [600, 1500, 2000]
realtek,over-current-scale-factor:
$ref: /schemas/types.yaml#/definitions/uint32
description: >
Micbias over-current detection scale factor:
0: scale current by 0.5
1: scale current by 0.75
2: scale current by 1.0
3: scale current by 1.5
enum: [0, 1, 2, 3]
required:
- compatible
- reg
additionalProperties: false
examples:
- |
i2c {
#address-cells = <1>;
#size-cells = <0>;
codec@1a {
compatible = "realtek,rt5651";
reg = <0x1a>;
realtek,dmic-en;
realtek,in2-differential;
};
};
|
