1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/sound/qcom,sm8250.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm Technologies Inc. ASoC sound card drivers
8
9 maintainers:
10 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
11
12 description:
13 This bindings describes Qualcomm SoC based sound cards
14 which uses LPASS internal codec for audio.
15
16 properties:
17 compatible:
18 oneOf:
19 - items:
20 - enum:
21 - lenovo,yoga-c630-sndcard
22 - qcom,db845c-sndcard
23 - const: qcom,sdm845-sndcard
24 - items:
25 - enum:
26 - qcom,sm8550-sndcard
27 - qcom,sm8650-sndcard
28 - const: qcom,sm8450-sndcard
29 - enum:
30 - qcom,apq8096-sndcard
31 - qcom,qcm6490-idp-sndcard
32 - qcom,qcs6490-rb3gen2-sndcard
33 - qcom,qrb4210-rb2-sndcard
34 - qcom,qrb5165-rb5-sndcard
35 - qcom,sc7180-qdsp6-sndcard
36 - qcom,sc8280xp-sndcard
37 - qcom,sdm845-sndcard
38 - qcom,sm8250-sndcard
39 - qcom,sm8450-sndcard
40 - qcom,x1e80100-sndcard
41
42 audio-routing:
43 $ref: /schemas/types.yaml#/definitions/non-unique-string-array
44 description:
45 A list of the connections between audio components. Each entry is a
46 pair of strings, the first being the connection's sink, the second
47 being the connection's source. Valid names could be power supplies,
48 MicBias of codec and the jacks on the board.
49
50 aux-devs:
51 $ref: /schemas/types.yaml#/definitions/phandle-array
52 description: |
53 List of phandles pointing to auxiliary devices, such
54 as amplifiers, to be added to the sound card.
55
56 model:
57 $ref: /schemas/types.yaml#/definitions/string
58 description: User visible long sound card name
59
60 patternProperties:
61 ".*-dai-link$":
62 description:
63 Each subnode represents a dai link. Subnodes of each dai links would be
64 cpu/codec dais.
65
66 type: object
67
68 properties:
69 link-name:
70 description: Indicates dai-link name and PCM stream name.
71 $ref: /schemas/types.yaml#/definitions/string
72 maxItems: 1
73
74 cpu:
75 description: Holds subnode which indicates cpu dai.
76 type: object
77 additionalProperties: false
78
79 properties:
80 sound-dai:
81 maxItems: 1
82
83 platform:
84 description: Holds subnode which indicates platform dai.
85 type: object
86 additionalProperties: false
87
88 properties:
89 sound-dai:
90 maxItems: 1
91
92 codec:
93 description: Holds subnode which indicates codec dai.
94 type: object
95 additionalProperties: false
96
97 properties:
98 sound-dai:
99 minItems: 1
100 maxItems: 8
101
102 required:
103 - link-name
104 - cpu
105
106 additionalProperties: false
107
108 required:
109 - compatible
110 - model
111
112 additionalProperties: false
113
114 examples:
115
116 - |
117 #include <dt-bindings/sound/qcom,q6afe.h>
118 #include <dt-bindings/sound/qcom,q6asm.h>
119 sound {
120 compatible = "qcom,qrb5165-rb5-sndcard";
121 model = "Qualcomm-qrb5165-RB5-WSA8815-Speakers-DMIC0";
122 audio-routing = "SpkrLeft IN", "WSA_SPK1 OUT",
123 "SpkrRight IN", "WSA_SPK2 OUT",
124 "VA DMIC0", "vdd-micb",
125 "VA DMIC1", "vdd-micb";
126
127 mm1-dai-link {
128 link-name = "MultiMedia0";
129 cpu {
130 sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA1>;
131 };
132 };
133
134 mm2-dai-link {
135 link-name = "MultiMedia2";
136 cpu {
137 sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA2>;
138 };
139 };
140
141 mm3-dai-link {
142 link-name = "MultiMedia3";
143 cpu {
144 sound-dai = <&q6asmdai MSM_FRONTEND_DAI_MULTIMEDIA3>;
145 };
146 };
147
148 hdmi-dai-link {
149 link-name = "HDMI Playback";
150 cpu {
151 sound-dai = <&q6afedai TERTIARY_MI2S_RX>;
152 };
153
154 platform {
155 sound-dai = <&q6routing>;
156 };
157
158 codec {
159 sound-dai = <<9611_codec 0>;
160 };
161 };
162
163 wsa-dai-link {
164 link-name = "WSA Playback";
165 cpu {
166 sound-dai = <&q6afedai WSA_CODEC_DMA_RX_0>;
167 };
168
169 platform {
170 sound-dai = <&q6routing>;
171 };
172
173 codec {
174 sound-dai = <&left_spkr>, <&right_spkr>, <&swr0 0>, <&wsamacro>;
175 };
176 };
177
178 va-dai-link {
179 link-name = "VA Capture";
180 cpu {
181 sound-dai = <&q6afedai VA_CODEC_DMA_TX_0>;
182 };
183
184 platform {
185 sound-dai = <&q6routing>;
186 };
187
188 codec {
189 sound-dai = <&vamacro 0>;
190 };
191 };
192 };
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