1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/sound/nvidia,tegra30-i2s.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: NVIDIA Tegra30 I2S controller
8
9 maintainers:
10 - Thierry Reding <treding@nvidia.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12
13 properties:
14 compatible:
15 oneOf:
16 - enum:
17 - nvidia,tegra124-i2s
18 - nvidia,tegra30-i2s
19 - items:
20 - const: nvidia,tegra114-i2s
21 - const: nvidia,tegra30-i2s
22
23 reg:
24 maxItems: 1
25
26 clocks:
27 maxItems: 1
28
29 clock-names:
30 const: i2s
31
32 resets:
33 maxItems: 1
34
35 reset-names:
36 const: i2s
37
38 nvidia,ahub-cif-ids:
39 description: list of AHUB CIF IDs
40 $ref: /schemas/types.yaml#/definitions/uint32-array
41 items:
42 - description: rx (playback)
43 - description: tx (capture)
44
45 required:
46 - compatible
47 - reg
48 - clocks
49 - resets
50 - reset-names
51 - nvidia,ahub-cif-ids
52
53 additionalProperties: false
54
55 examples:
56 - |
57 #include <dt-bindings/clock/tegra30-car.h>
58
59 i2s@70080300 {
60 compatible = "nvidia,tegra30-i2s";
61 reg = <0x70080300 0x100>;
62 nvidia,ahub-cif-ids = <4 4>;
63 clocks = <&tegra_car TEGRA30_CLK_I2S0>;
64 resets = <&tegra_car 30>;
65 reset-names = "i2s";
66 };
67 ...
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