Documentation/devicetree/bindings/pci/rcar-gen4-pci-ep.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/pci/rcar-gen4-pci-ep.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/pci/rcar-gen4-pci-ep.yaml
Extension
.yaml
Size
2732 bytes
Lines
119
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)
# Copyright (C) 2022-2023 Renesas Electronics Corp.
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/rcar-gen4-pci-ep.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Renesas R-Car Gen4 PCIe Endpoint

maintainers:
  - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

allOf:
  - $ref: snps,dw-pcie-ep.yaml#

properties:
  compatible:
    items:
      - enum:
          - renesas,r8a779f0-pcie-ep      # R-Car S4-8
          - renesas,r8a779g0-pcie-ep      # R-Car V4H
          - renesas,r8a779h0-pcie-ep      # R-Car V4M
      - const: renesas,rcar-gen4-pcie-ep  # R-Car Gen4

  reg:
    maxItems: 7

  reg-names:
    items:
      - const: dbi
      - const: dbi2
      - const: atu
      - const: dma
      - const: app
      - const: phy
      - const: addr_space

  interrupts:
    maxItems: 3

  interrupt-names:
    items:
      - const: dma
      - const: sft_ce
      - const: app

  clocks:
    maxItems: 2

  clock-names:
    items:
      - const: core
      - const: ref

  power-domains:
    maxItems: 1

  resets:
    maxItems: 1

  reset-names:
    items:
      - const: pwr

  max-link-speed:
    maximum: 4

  num-lanes:
    maximum: 4

Annotation

Implementation Notes