Documentation/devicetree/bindings/media/qcom,msm8939-venus.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/media/qcom,msm8939-venus.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/media/qcom,msm8939-venus.yaml
Extension
.yaml
Size
1918 bytes
Lines
80
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-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/media/qcom,msm8939-venus.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm MSM8939 Venus video encode and decode accelerators

maintainers:
  - André Apitzsch <git@apitzsch.eu>
  - Erikas Bitovtas <xerikasxx@gmail.com>

description:
  The Venus IP is a video encode and decode accelerator present
  on Qualcomm platforms

allOf:
  - $ref: qcom,venus-common.yaml#

properties:
  compatible:
    const: qcom,msm8939-venus

  power-domains:
    maxItems: 3

  power-domain-names:
    items:
      - const: venus
      - const: vcodec0
      - const: vcodec1

  clocks:
    maxItems: 5

  clock-names:
    items:
      - const: core
      - const: iface
      - const: bus
      - const: vcodec0_core
      - const: vcodec1_core

  iommus:
    maxItems: 1

required:
  - compatible
  - iommus
  - power-domain-names

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/clock/qcom,gcc-msm8939.h>

    video-codec@1d00000 {
      compatible = "qcom,msm8939-venus";
      reg = <0x01d00000 0xff000>;
      interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
      clocks = <&gcc GCC_VENUS0_VCODEC0_CLK>,
               <&gcc GCC_VENUS0_AHB_CLK>,
               <&gcc GCC_VENUS0_AXI_CLK>,
               <&gcc GCC_VENUS0_CORE0_VCODEC0_CLK>,
               <&gcc GCC_VENUS0_CORE1_VCODEC0_CLK>;
      clock-names = "core",
                    "iface",
                    "bus",

Annotation

Implementation Notes