xref: /linux/Documentation/devicetree/bindings/sound/realtek,rt5677.yaml (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/realtek,rt5677.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: RT5677 audio CODEC
8
9maintainers:
10  - Animesh Agarwal <animeshagarwal28@gmail.com>
11
12description: |
13  This device supports I2C only.
14
15  Pins on the device (for linking into audio routes):
16    * IN1P
17    * IN1N
18    * IN2P
19    * IN2N
20    * MICBIAS1
21    * DMIC1
22    * DMIC2
23    * DMIC3
24    * DMIC4
25    * LOUT1
26    * LOUT2
27    * LOUT3
28
29allOf:
30  - $ref: dai-common.yaml#
31
32properties:
33  compatible:
34    const: realtek,rt5677
35
36  reg:
37    maxItems: 1
38
39  interrupts:
40    maxItems: 1
41
42  gpio-controller: true
43
44  '#gpio-cells':
45    const: 2
46
47  realtek,pow-ldo2-gpio:
48    maxItems: 1
49    description: CODEC's POW_LDO2 pin.
50
51  realtek,reset-gpio:
52    maxItems: 1
53    description: CODEC's RESET pin. Active low.
54
55  realtek,gpio-config:
56    description: |
57      Array of six 8bit elements that configures GPIO.
58      0 - floating (reset value)
59      1 - pull down
60      2 - pull up
61    $ref: /schemas/types.yaml#/definitions/uint32-array
62    minItems: 6
63    maxItems: 6
64    items:
65      maximum: 2
66
67  realtek,jd1-gpio:
68    $ref: /schemas/types.yaml#/definitions/uint32
69    enum:
70      - 0 # OFF
71      - 1 # GPIO1 for jd1.
72      - 2 # GPIO2 for jd1.
73      - 3 # GPIO3 for jd1.
74    description: Configures GPIO Mic Jack detection 1.
75
76  realtek,jd2-gpio:
77    $ref: /schemas/types.yaml#/definitions/uint32
78    enum:
79      - 0 # OFF
80      - 1 # GPIO4 for jd2.
81      - 2 # GPIO5 for jd2.
82      - 3 # GPIO6 for jd2.
83    description: Configures GPIO Mic Jack detection 2.
84
85  realtek,jd3-gpio:
86    $ref: /schemas/types.yaml#/definitions/uint32
87    enum:
88      - 0 # OFF
89      - 1 # GPIO4 for jd3.
90      - 2 # GPIO5 for jd3.
91      - 3 # GPIO6 for jd3.
92    description: Configures GPIO Mic Jack detection 3.
93
94patternProperties:
95  '^realtek,in[1-2]-differential$':
96    type: boolean
97    description: Indicate MIC1/2 input are differential, rather than
98      single-ended.
99
100  '^realtek,lout[1-3]-differential$':
101    type: boolean
102    description: Indicate LOUT1/2/3 outputs are differential, rather than
103      single-ended.
104
105required:
106  - compatible
107  - reg
108  - interrupts
109  - gpio-controller
110  - '#gpio-cells'
111
112unevaluatedProperties: false
113
114examples:
115  - |
116    #include <dt-bindings/gpio/gpio.h>
117    #include <dt-bindings/interrupt-controller/irq.h>
118
119    i2c {
120        #address-cells = <1>;
121        #size-cells = <0>;
122
123        codec@2c {
124            compatible = "realtek,rt5677";
125            reg = <0x2c>;
126            interrupt-parent = <&gpio>;
127            interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
128            gpio-controller;
129            #gpio-cells = <2>;
130            realtek,pow-ldo2-gpio = <&gpio 3 GPIO_ACTIVE_HIGH>;
131            realtek,reset-gpio = <&gpio 3 GPIO_ACTIVE_LOW>;
132            realtek,in1-differential;
133            realtek,gpio-config = <0 0 0 0 0 2>;
134        };
135    };
136