Documentation/devicetree/bindings/display/arm,komeda.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/display/arm,komeda.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/display/arm,komeda.yaml
Extension
.yaml
Size
2947 bytes
Lines
134
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/display/arm,komeda.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Arm Komeda display processor

maintainers:
  - Liviu Dudau <Liviu.Dudau@arm.com>
  - Andre Przywara <andre.przywara@arm.com>

description:
  The Arm Mali D71 display processor supports up to two displays with up
  to a 4K resolution each. Each pipeline can be composed of up to four
  layers. It is typically connected to a digital display connector like HDMI.

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - arm,mali-d32
              - armchina,linlon-d6
          - const: arm,mali-d71
      - const: arm,mali-d71

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clock-names:
    const: aclk

  clocks:
    maxItems: 1
    description: The main DPU processor clock

  "#address-cells":
    const: 1

  "#size-cells":
    const: 0

  memory-region:
    maxItems: 1
    description:
      Phandle to a node describing memory to be used for the framebuffer.
      If not present, the framebuffer may be located anywhere in memory.

  iommus:
    description:
      The stream IDs for each of the used pipelines, each four IDs for the
      four layers, plus one for the write-back stream.
    minItems: 5
    maxItems: 10

patternProperties:
  '^pipeline@[01]$':
    type: object
    additionalProperties: false
    description:
      clocks

    properties:
      reg:
        enum: [ 0, 1 ]

Annotation

Implementation Notes