xref: /linux/Documentation/devicetree/bindings/sound/samsung,tm2.yaml (revision cf5c5763eb531ff5120111ad300126e926fb5a56) 
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 <krzysztof.kozlowski@canonical.com>
11  - Sylwester Nawrocki <s.nawrocki@samsung.com>
12
13properties:
14  compatible:
15    const: samsung,tm2-audio
16
17  audio-amplifier:
18    description: Phandle to the MAX98504 amplifier.
19    $ref: /schemas/types.yaml#/definitions/phandle
20
21  audio-codec:
22    description: Phandles to the codecs.
23    $ref: /schemas/types.yaml#/definitions/phandle-array
24    items:
25      - description: Phandle to the WM5110 audio codec.
26      - description: Phandle to the HDMI transmitter node.
27
28  samsung,audio-routing:
29    description: |
30      List of the connections between audio components; each entry is
31      a pair of strings, the first being the connection's sink, the second
32      being the connection's source; valid names for sources and sinks are the
33      WM5110's and MAX98504's pins and the jacks on the board: HP, SPK, Main
34      Mic, Sub Mic, Third Mic, Headset Mic.
35    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
36
37  i2s-controller:
38    description: Phandles to the I2S controllers.
39    $ref: /schemas/types.yaml#/definitions/phandle-array
40    items:
41      - description: Phandle to I2S0.
42      - description: Phandle to I2S1.
43
44  mic-bias-gpios:
45    description: GPIO pin that enables the Main Mic bias regulator.
46
47  model:
48    description: The user-visible name of this sound complex.
49    $ref: /schemas/types.yaml#/definitions/string
50
51required:
52  - compatible
53  - audio-amplifier
54  - audio-codec
55  - samsung,audio-routing
56  - i2s-controller
57  - mic-bias-gpios
58  - model
59
60additionalProperties: false
61
62examples:
63  - |
64    #include <dt-bindings/gpio/gpio.h>
65
66    sound {
67        compatible = "samsung,tm2-audio";
68        audio-codec = <&wm5110>, <&hdmi>;
69        i2s-controller = <&i2s0 0>, <&i2s1 0>;
70        audio-amplifier = <&max98504>;
71        mic-bias-gpios = <&gpr3 2 GPIO_ACTIVE_HIGH>;
72        model = "wm5110";
73        samsung,audio-routing = "HP", "HPOUT1L",
74                                "HP", "HPOUT1R",
75                                "SPK", "SPKOUT",
76                                "SPKOUT", "HPOUT2L",
77                                "SPKOUT", "HPOUT2R",
78                                "RCV", "HPOUT3L",
79                                "RCV", "HPOUT3R";
80    };
81