1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/sound/dlg,da7213.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Dialog Semiconductor DA7212/DA7213 Audio Codec
8
9 maintainers:
10 - Support Opensource <support.opensource@diasemi.com>
11
12 allOf:
13 - $ref: dai-common.yaml#
14
15 properties:
16 compatible:
17 enum:
18 - dlg,da7212
19 - dlg,da7213
20
21 reg:
22 maxItems: 1
23
24 clocks:
25 maxItems: 1
26
27 clock-names:
28 const: mclk
29
30 "#sound-dai-cells":
31 const: 0
32
33 dlg,micbias1-lvl:
34 description: Voltage (mV) for Mic Bias 1
35 $ref: /schemas/types.yaml#/definitions/uint32
36 enum: [ 1600, 2200, 2500, 3000 ]
37
38 dlg,micbias2-lvl:
39 description: Voltage (mV) for Mic Bias 2
40 $ref: /schemas/types.yaml#/definitions/uint32
41 enum: [ 1600, 2200, 2500, 3000 ]
42
43 dlg,dmic-data-sel:
44 description: DMIC channel select based on clock edge
45 enum: [ lrise_rfall, lfall_rrise ]
46
47 dlg,dmic-samplephase:
48 description: When to sample audio from DMIC
49 enum: [ on_clkedge, between_clkedge ]
50
51 dlg,dmic-clkrate:
52 description: DMIC clock frequency (Hz)
53 $ref: /schemas/types.yaml#/definitions/uint32
54 enum: [ 1500000, 3000000 ]
55
56 VDDA-supply:
57 description: Analogue power supply
58
59 VDDIO-supply:
60 description: I/O power supply
61
62 VDDMIC-supply:
63 description: Mic Bias
64
65 VDDSP-supply:
66 description: Speaker supply
67
68 ports:
69 $ref: audio-graph-port.yaml#/definitions/ports
70
71 port:
72 $ref: audio-graph-port.yaml#
73 unevaluatedProperties: false
74
75 required:
76 - compatible
77 - reg
78
79 unevaluatedProperties: false
80
81 examples:
82 - |
83 i2c {
84 #address-cells = <1>;
85 #size-cells = <0>;
86
87 codec@1a {
88 compatible = "dlg,da7213";
89 reg = <0x1a>;
90
91 clocks = <&clks 201>;
92 clock-names = "mclk";
93
94 #sound-dai-cells = <0>;
95
96 dlg,micbias1-lvl = <2500>;
97 dlg,micbias2-lvl = <2500>;
98
99 dlg,dmic-data-sel = "lrise_rfall";
100 dlg,dmic-samplephase = "between_clkedge";
101 dlg,dmic-clkrate = <3000000>;
102 };
103 };
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