Documentation/devicetree/bindings/sound/nvidia,tegra20-spdif.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/nvidia,tegra20-spdif.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/nvidia,tegra20-spdif.yaml
Extension
.yaml
Size
1797 bytes
Lines
89
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

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Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/nvidia,tegra20-spdif.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: NVIDIA Tegra20 S/PDIF Controller

description: |
  The S/PDIF controller supports both input and output in serial audio
  digital interface format. The input controller can digitally recover
  a clock from the received stream. The S/PDIF controller is also used
  to generate the embedded audio for HDMI output channel.

maintainers:
  - Thierry Reding <treding@nvidia.com>
  - Jon Hunter <jonathanh@nvidia.com>

allOf:
  - $ref: dai-common.yaml#

properties:
  compatible:
    const: nvidia,tegra20-spdif

  reg:
    maxItems: 1

  resets:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    minItems: 2

  clock-names:
    items:
      - const: out
      - const: in

  dmas:
    minItems: 2

  dma-names:
    items:
      - const: rx
      - const: tx

  "#sound-dai-cells":
    const: 0

  nvidia,fixed-parent-rate:
    description: |
      Specifies whether board prefers parent clock to stay at a fixed rate.
      This allows multiple Tegra20 audio components work simultaneously by
      limiting number of supportable audio rates.
    type: boolean

required:
  - compatible
  - reg
  - resets
  - interrupts
  - clocks
  - clock-names
  - dmas
  - dma-names
  - "#sound-dai-cells"

Annotation

Implementation Notes