Documentation/devicetree/bindings/pci/amd,versal2-mdb-host.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/pci/amd,versal2-mdb-host.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/pci/amd,versal2-mdb-host.yaml
Extension
.yaml
Size
3541 bytes
Lines
144
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/pci/amd,versal2-mdb-host.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: AMD Versal2 MDB(Multimedia DMA Bridge) Host Controller

maintainers:
  - Thippeswamy Havalige <thippeswamy.havalige@amd.com>

allOf:
  - $ref: /schemas/pci/pci-host-bridge.yaml#
  - $ref: /schemas/pci/snps,dw-pcie.yaml#

properties:
  compatible:
    const: amd,versal2-mdb-host

  reg:
    items:
      - description: MDB System Level Control and Status Register (SLCR) Base
      - description: configuration region
      - description: data bus interface
      - description: address translation unit register

  reg-names:
    items:
      - const: slcr
      - const: config
      - const: dbi
      - const: atu

  ranges:
    maxItems: 2

  msi-map:
    maxItems: 1

  interrupts:
    maxItems: 1

  interrupt-map-mask:
    items:
      - const: 0
      - const: 0
      - const: 0
      - const: 7

  interrupt-map:
    maxItems: 4

  "#interrupt-cells":
    const: 1

  interrupt-controller:
    description: identifies the node as an interrupt controller
    type: object
    additionalProperties: false
    properties:
      interrupt-controller: true

      "#address-cells":
        const: 0

      "#interrupt-cells":
        const: 1

    required:
      - interrupt-controller

Annotation

Implementation Notes