bindings/sound/nvidia%2Ctegra186-asrc.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/nvidia,tegra186-asrc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Tegra186 ASRC
10   Asynchronous Sample Rate Converter (ASRC) converts the sampling frequency
13   ASRC has two modes of operation. One where ratio can be programmed in SW
21   - Jon Hunter <jonathanh@nvidia.com>
22   - Mohan Kumar <mkumard@nvidia.com>
23   - Sameer Pujar <spujar@nvidia.com>
26   - $ref: dai-common.yaml#
30     pattern: "^asrc@[0-9a-f]*$"
34       - const: nvidia,tegra186-asrc
35       - items:
36           - enum:
37               - nvidia,tegra234-asrc
38               - nvidia,tegra194-asrc
39           - const: nvidia,tegra186-asrc
44   sound-name-prefix:
45     pattern: "^ASRC[1-9]$"
50       ASRC has seven input ports and six output ports. Accordingly ACIF
52       ASRC inputs (port 0 to 6) and outputs (port 7 to 12). These are
57       '^port@[0-6]':
58         $ref: audio-graph-port.yaml#
60         description: ASRC ACIF input ports
61       '^port@[7-9]|1[1-2]':
62         $ref: audio-graph-port.yaml#
64         description: ASRC ACIF output ports
67   - compatible
68   - reg
73   - |
75     asrc@2910000 {
76         compatible = "nvidia,tegra186-asrc";
78         sound-name-prefix = "ASRC1";