1 # SPDX-License-Identifier: (GPL-2.0-only OR BS
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/sound/nvidi
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Tegra210 OPE
8
9 description:
10 The Output Processing Engine (OPE) is one of
11 PEQ (Parametric Equalizer) and MBDRC (Multi
12 sub blocks for data processing.
13
14 maintainers:
15 - Jon Hunter <jonathanh@nvidia.com>
16 - Mohan Kumar <mkumard@nvidia.com>
17 - Sameer Pujar <spujar@nvidia.com>
18
19 allOf:
20 - $ref: dai-common.yaml#
21
22 properties:
23 compatible:
24 oneOf:
25 - const: nvidia,tegra210-ope
26 - items:
27 - enum:
28 - nvidia,tegra234-ope
29 - nvidia,tegra194-ope
30 - nvidia,tegra186-ope
31 - const: nvidia,tegra210-ope
32
33 reg:
34 maxItems: 1
35
36 "#address-cells":
37 enum: [ 1, 2 ]
38
39 "#size-cells":
40 enum: [ 1, 2 ]
41
42 ranges: true
43
44 sound-name-prefix:
45 pattern: "^OPE[1-9]$"
46
47 ports:
48 $ref: /schemas/graph.yaml#/properties/port
49 properties:
50 port@0:
51 $ref: audio-graph-port.yaml#
52 unevaluatedProperties: false
53 description:
54 OPE ACIF (Audio Client Interface) in
55 to corresponding ACIF output port on
56
57 port@1:
58 $ref: audio-graph-port.yaml#
59 unevaluatedProperties: false
60 description:
61 OPE ACIF output port. This is connec
62 input port on AHUB.
63
64 patternProperties:
65 '^equalizer@[0-9a-f]+$':
66 type: object
67 $ref: nvidia,tegra210-peq.yaml#
68
69 '^dynamic-range-compressor@[0-9a-f]+$':
70 type: object
71 $ref: nvidia,tegra210-mbdrc.yaml#
72
73 required:
74 - compatible
75 - reg
76
77 additionalProperties: false
78
79 examples:
80 - |
81 processing-engine@702d8000 {
82 compatible = "nvidia,tegra210-ope";
83 reg = <0x702d8000 0x100>;
84 sound-name-prefix = "OPE1";
85 };
86
87 ...
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