xref: /linux/Documentation/devicetree/bindings/sound/samsung,tm2.yaml (revision 79790b6818e96c58fe2bffee1b418c16e64e7b80) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/sound/samsung,tm2.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Samsung Exynos5433 TM2(E) audio complex with WM5110 codec
8
9maintainers:
10  - Krzysztof Kozlowski <krzk@kernel.org>
11  - Sylwester Nawrocki <s.nawrocki@samsung.com>
12
13allOf:
14  - $ref: sound-card-common.yaml#
15
16properties:
17  compatible:
18    const: samsung,tm2-audio
19
20  audio-amplifier:
21    description: Phandle to the MAX98504 amplifier.
22    $ref: /schemas/types.yaml#/definitions/phandle
23
24  audio-codec:
25    description: Phandles to the codecs.
26    $ref: /schemas/types.yaml#/definitions/phandle-array
27    items:
28      - items:
29          - description: Phandle to the WM5110 audio codec.
30      - items:
31          - description: Phandle to the HDMI transmitter node.
32
33
34  samsung,audio-routing:
35    description: |
36      List of the connections between audio components; each entry is
37      a pair of strings, the first being the connection's sink, the second
38      being the connection's source; valid names for sources and sinks are the
39      WM5110's and MAX98504's pins and the jacks on the board: HP, SPK, Main
40      Mic, Sub Mic, Third Mic, Headset Mic.
41      Deprecated, use audio-routing.
42    deprecated: true
43    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
44
45  i2s-controller:
46    description: Phandles to the I2S controllers.
47    $ref: /schemas/types.yaml#/definitions/phandle-array
48    items:
49      - description: Phandle to I2S0.
50      - description: Phandle to I2S1.
51
52  mic-bias-gpios:
53    description: GPIO pin that enables the Main Mic bias regulator.
54
55required:
56  - compatible
57  - audio-amplifier
58  - audio-codec
59  - audio-routing
60  - i2s-controller
61  - mic-bias-gpios
62
63unevaluatedProperties: false
64
65examples:
66  - |
67    #include <dt-bindings/gpio/gpio.h>
68
69    sound {
70        compatible = "samsung,tm2-audio";
71        audio-codec = <&wm5110>, <&hdmi>;
72        i2s-controller = <&i2s0 0>, <&i2s1 0>;
73        audio-amplifier = <&max98504>;
74        mic-bias-gpios = <&gpr3 2 GPIO_ACTIVE_HIGH>;
75        model = "wm5110";
76        audio-routing = "HP", "HPOUT1L",
77                                "HP", "HPOUT1R",
78                                "SPK", "SPKOUT",
79                                "SPKOUT", "HPOUT2L",
80                                "SPKOUT", "HPOUT2R",
81                                "RCV", "HPOUT3L",
82                                "RCV", "HPOUT3R";
83    };
84