Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvdec.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvdec.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/gpu/host1x/nvidia,tegra210-nvdec.yaml
Extension
.yaml
Size
2596 bytes
Lines
107
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.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpu/host1x/nvidia,tegra210-nvdec.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: NVIDIA Tegra NVDEC

description: |
  NVDEC is the hardware video decoder present on NVIDIA Tegra210
  and newer chips. It is located on the Host1x bus and typically
  programmed through Host1x channels.

maintainers:
  - Thierry Reding <treding@gmail.com>
  - Mikko Perttunen <mperttunen@nvidia.com>

properties:
  $nodename:
    pattern: "^nvdec@[0-9a-f]*$"

  compatible:
    enum:
      - nvidia,tegra210-nvdec
      - nvidia,tegra186-nvdec
      - nvidia,tegra194-nvdec

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  clock-names:
    items:
      - const: nvdec

  resets:
    maxItems: 1

  reset-names:
    items:
      - const: nvdec

  power-domains:
    maxItems: 1

  iommus:
    maxItems: 1

  dma-coherent: true

  interconnects:
    items:
      - description: DMA read memory client
      - description: DMA read 2 memory client
      - description: DMA write memory client

  interconnect-names:
    items:
      - const: dma-mem
      - const: read-1
      - const: write

  nvidia,host1x-class:
    description: |
      Host1x class of the engine, used to specify the targeted engine
      when programming the engine through Host1x channels or when
      configuring engine-specific behavior in Host1x.
    default: 0xf0

Annotation

Implementation Notes