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
7 title: Samsung Exynos5433 TM2(E) audio complex with WM5110 codec
8
9 maintainers:
10 - Krzysztof Kozlowski <krzk@kernel.org>
11 - Sylwester Nawrocki <s.nawrocki@samsung.com>
12
13 allOf:
14 - $ref: sound-card-common.yaml#
15
16 properties:
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
55 required:
56 - compatible
57 - audio-amplifier
58 - audio-codec
59 - audio-routing
60 - i2s-controller
61 - mic-bias-gpios
62
63 unevaluatedProperties: false
64
65 examples:
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 };
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