1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sound/samsu 4 $id: http://devicetree.org/schemas/sound/samsung,midas-audio.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Samsung Midas audio complex with WM1811 7 title: Samsung Midas audio complex with WM1811 codec
8 8
9 maintainers: 9 maintainers:
10 - Sylwester Nawrocki <s.nawrocki@samsung.com> 10 - Sylwester Nawrocki <s.nawrocki@samsung.com>
11 11
12 allOf: 12 allOf:
13 - $ref: sound-card-common.yaml# 13 - $ref: sound-card-common.yaml#
14 14
15 properties: 15 properties:
16 compatible: 16 compatible:
17 const: samsung,midas-audio 17 const: samsung,midas-audio
18 18
19 cpu: 19 cpu:
20 type: object 20 type: object
21 additionalProperties: false 21 additionalProperties: false
22 properties: 22 properties:
23 sound-dai: 23 sound-dai:
24 maxItems: 1 24 maxItems: 1
25 description: phandle to the I2S contro 25 description: phandle to the I2S controller
26 required: 26 required:
27 - sound-dai 27 - sound-dai
28 28
29 codec: 29 codec:
30 type: object 30 type: object
31 additionalProperties: false 31 additionalProperties: false
32 properties: 32 properties:
33 sound-dai: 33 sound-dai:
34 maxItems: 1 34 maxItems: 1
35 description: phandle to the WM1811 COD 35 description: phandle to the WM1811 CODEC
36 required: 36 required:
37 - sound-dai 37 - sound-dai
38 38
39 samsung,audio-routing: 39 samsung,audio-routing:
40 deprecated: true 40 deprecated: true
41 $ref: /schemas/types.yaml#/definitions/non 41 $ref: /schemas/types.yaml#/definitions/non-unique-string-array
42 description: | 42 description: |
43 List of the connections between audio co 43 List of the connections between audio components; each entry is
44 a pair of strings, the first being the c 44 a pair of strings, the first being the connection's sink, the second
45 being the connection's source; valid nam 45 being the connection's source; valid names for sources and sinks are
46 the WM1811's pins (as documented in its 46 the WM1811's pins (as documented in its binding), and the jacks
47 on the board: HP, SPK, Main Mic, Sub Mic 47 on the board: HP, SPK, Main Mic, Sub Mic, Headset Mic.
48 Deprecated, use audio-routing. 48 Deprecated, use audio-routing.
49 49
50 mic-bias-supply: 50 mic-bias-supply:
51 description: Supply for the micbias on the 51 description: Supply for the micbias on the Main microphone
52 52
53 submic-bias-supply: 53 submic-bias-supply:
54 description: Supply for the micbias on the 54 description: Supply for the micbias on the Sub microphone
55 55
56 headset-mic-bias-supply: 56 headset-mic-bias-supply:
57 description: Supply for the micbias on the 57 description: Supply for the micbias on the Headset microphone
58 58
59 fm-sel-gpios: 59 fm-sel-gpios:
60 maxItems: 1 60 maxItems: 1
61 description: GPIO pin for FM selection 61 description: GPIO pin for FM selection
62 62
63 lineout-sel-gpios: 63 lineout-sel-gpios:
64 maxItems: 1 64 maxItems: 1
65 description: GPIO pin for line out selecti 65 description: GPIO pin for line out selection
66 66
67 headset-detect-gpios: 67 headset-detect-gpios:
68 maxItems: 1 68 maxItems: 1
69 description: GPIO for detection of headset 69 description: GPIO for detection of headset insertion
70 70
71 headset-key-gpios: 71 headset-key-gpios:
72 maxItems: 1 72 maxItems: 1
73 description: GPIO for detection of headset 73 description: GPIO for detection of headset key press
74 74
75 io-channels: 75 io-channels:
76 maxItems: 1 76 maxItems: 1
77 description: IO channel to read micbias vo 77 description: IO channel to read micbias voltage for headset detection
78 78
79 io-channel-names: 79 io-channel-names:
80 const: headset-detect 80 const: headset-detect
81 81
82 samsung,headset-4pole-threshold-microvolt: 82 samsung,headset-4pole-threshold-microvolt:
83 minItems: 2 83 minItems: 2
84 maxItems: 2 84 maxItems: 2
85 description: 85 description:
86 Array containing minimum and maximum IO 86 Array containing minimum and maximum IO channel value for 4-pole
87 (with microphone/button) headsets. If th 87 (with microphone/button) headsets. If the IO channel value is
88 outside of this range, a 3-pole headset 88 outside of this range, a 3-pole headset is assumed.
89 89
90 samsung,headset-button-threshold-microvolt: 90 samsung,headset-button-threshold-microvolt:
91 minItems: 3 91 minItems: 3
92 maxItems: 3 92 maxItems: 3
93 description: | 93 description: |
94 Array of minimum (inclusive) IO channel 94 Array of minimum (inclusive) IO channel values for headset button
95 detection, in order: "Media", "Volume Up 95 detection, in order: "Media", "Volume Up" and "Volume Down".
96 96
97 required: 97 required:
98 - compatible 98 - compatible
99 - cpu 99 - cpu
100 - codec 100 - codec
101 - audio-routing 101 - audio-routing
102 - mic-bias-supply 102 - mic-bias-supply
103 - submic-bias-supply 103 - submic-bias-supply
104 104
105 unevaluatedProperties: false 105 unevaluatedProperties: false
106 106
107 examples: 107 examples:
108 - | 108 - |
109 #include <dt-bindings/gpio/gpio.h> 109 #include <dt-bindings/gpio/gpio.h>
110 110
111 sound { 111 sound {
112 compatible = "samsung,midas-audio"; 112 compatible = "samsung,midas-audio";
113 model = "Midas"; 113 model = "Midas";
114 114
115 fm-sel-gpios = <&gpaa0 3 GPIO_ACTIVE_H 115 fm-sel-gpios = <&gpaa0 3 GPIO_ACTIVE_HIGH>;
116 116
117 mic-bias-supply = <&mic_bias_reg>; 117 mic-bias-supply = <&mic_bias_reg>;
118 submic-bias-supply = <&submic_bias_reg 118 submic-bias-supply = <&submic_bias_reg>;
119 119
120 audio-routing = 120 audio-routing =
121 "HP", "HPOUT1L", 121 "HP", "HPOUT1L",
122 "HP", "HPOUT1R", 122 "HP", "HPOUT1R",
123 123
124 "SPK", "SPKOUTLN", 124 "SPK", "SPKOUTLN",
125 "SPK", "SPKOUTLP", 125 "SPK", "SPKOUTLP",
126 "SPK", "SPKOUTRN", 126 "SPK", "SPKOUTRN",
127 "SPK", "SPKOUTRP", 127 "SPK", "SPKOUTRP",
128 128
129 "RCV", "HPOUT2N", 129 "RCV", "HPOUT2N",
130 "RCV", "HPOUT2P", 130 "RCV", "HPOUT2P",
131 131
132 "IN1LP", "Main Mic", 132 "IN1LP", "Main Mic",
133 "IN1LN", "Main Mic", 133 "IN1LN", "Main Mic",
134 "IN1RP", "Sub Mic", 134 "IN1RP", "Sub Mic",
135 "IN1LP", "Sub Mic"; 135 "IN1LP", "Sub Mic";
136 136
137 cpu { 137 cpu {
138 sound-dai = <&i2s0>; 138 sound-dai = <&i2s0>;
139 }; 139 };
140 140
141 codec { 141 codec {
142 sound-dai = <&wm1811>; 142 sound-dai = <&wm1811>;
143 }; 143 };
144 144
145 }; 145 };
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