bindings/sound/nvidia%2Ctegra210-admaif.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/nvidia,tegra210-admaif.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Tegra210 ADMAIF
10   ADMAIF is the interface between ADMA and AHUB. Each ADMA channel
11   that sends/receives data to/from AHUB must interface through an
12   ADMAIF channel. ADMA channel sending data to AHUB pairs with ADMAIF
13   Tx channel and ADMA channel receiving data from AHUB pairs with
17   - Jon Hunter <jonathanh@nvidia.com>
18   - Sameer Pujar <spujar@nvidia.com>
22     pattern: "^admaif@[0-9a-f]*$"
26       - enum:
27           - nvidia,tegra210-admaif
28           - nvidia,tegra186-admaif
29       - items:
30           - enum:
31               - nvidia,tegra234-admaif
32               - nvidia,tegra194-admaif
33           - const: nvidia,tegra186-admaif
40   dma-names: true
48       in AHUB (Audio Hub). Each port is capable of data transfers in
52       '^port@[0-9]':
53         $ref: audio-graph-port.yaml#
60         const: nvidia,tegra210-admaif
69     dma-names:
71         pattern: "^[rt]x(10|[1-9])$"
85     dma-names:
87         pattern: "^[rt]x(1[0-9]|[1-9]|20)$"
95   - compatible
96   - reg
97   - dmas
98   - dma-names
103   - |
105         compatible = "nvidia,tegra210-admaif";
117         dma-names = "rx1",  "tx1",