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,rt5645.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: RT5650/RT5645 audio CODEC
8
9 maintainers:
10 - Animesh Agarwal <animeshagarwal28@gmail.com>
11
12 description: |
13 This device supports I2C only.
14
15 Pins on the device (for linking into audio routes) for RT5645/RT5650:
16 * DMIC L1
17 * DMIC R1
18 * DMIC L2
19 * DMIC R2
20 * IN1P
21 * IN1N
22 * IN2P
23 * IN2N
24 * Haptic Generator
25 * HPOL
26 * HPOR
27 * LOUTL
28 * LOUTR
29 * PDM1L
30 * PDM1R
31 * SPOL
32 * SPOR
33
34 allOf:
35 - $ref: dai-common.yaml#
36
37 properties:
38 compatible:
39 enum:
40 - realtek,rt5645
41 - realtek,rt5650
42
43 reg:
44 maxItems: 1
45
46 interrupts:
47 maxItems: 1
48 description: The CODEC's interrupt output.
49
50 avdd-supply:
51 description: Power supply for AVDD, providing 1.8V.
52
53 cpvdd-supply:
54 description: Power supply for CPVDD, providing 3.5V.
55
56 hp-detect-gpios:
57 description:
58 A GPIO spec for the external headphone detect pin. If jd-mode = 0, we
59 will get the JD status by getting the value of hp-detect-gpios.
60 maxItems: 1
61
62 cbj-sleeve-gpios:
63 description:
64 A GPIO spec to control the external combo jack circuit to tie the
65 sleeve/ring2 contacts to the ground or floating. It could avoid some
66 electric noise from the active speaker jacks.
67 maxItems: 1
68
69 realtek,in2-differential:
70 description:
71 Indicate MIC2 input are differential, rather than single-ended.
72 type: boolean
73
74 realtek,dmic1-data-pin:
75 description: Specify which pin to be used as DMIC1 data pin.
76 $ref: /schemas/types.yaml#/definitions/uint32
77 enum:
78 - 0 # dmic1 is not used
79 - 1 # using IN2P pin as dmic1 data pin
80 - 2 # using GPIO6 pin as dmic1 data pin
81 - 3 # using GPIO10 pin as dmic1 data pin
82 - 4 # using GPIO12 pin as dmic1 data pin
83
84 realtek,dmic2-data-pin:
85 description: Specify which pin to be used as DMIC2 data pin.
86 $ref: /schemas/types.yaml#/definitions/uint32
87 enum:
88 - 0 # dmic2 is not used
89 - 1 # using IN2N pin as dmic2 data pin
90 - 2 # using GPIO5 pin as dmic2 data pin
91 - 3 # using GPIO11 pin as dmic2 data pin
92
93 realtek,jd-mode:
94 description: The JD mode of rt5645/rt5650.
95 $ref: /schemas/types.yaml#/definitions/uint32
96 enum:
97 - 0 # rt5645/rt5650 JD function is not used
98 - 1 # Mode-0 (VDD=3.3V), two port jack detection
99 - 2 # Mode-1 (VDD=3.3V), one port jack detection
100 - 3 # Mode-2 (VDD=1.8V), one port jack detection
101
102 required:
103 - compatible
104 - reg
105 - interrupts
106 - avdd-supply
107 - cpvdd-supply
108
109 unevaluatedProperties: false
110
111 examples:
112 - |
113 #include <dt-bindings/gpio/gpio.h>
114 #include <dt-bindings/interrupt-controller/irq.h>
115
116 i2c {
117 #address-cells = <1>;
118 #size-cells = <0>;
119
120 codec@1a {
121 compatible = "realtek,rt5650";
122 reg = <0x1a>;
123 hp-detect-gpios = <&gpio 19 0>;
124 cbj-sleeve-gpios = <&gpio 20 0>;
125 interrupt-parent = <&gpio>;
126 interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
127 avdd-supply = <&avdd_reg>;
128 cpvdd-supply = <&cpvdd_supply>;
129 realtek,jd-mode = <3>;
130 };
131 };
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