Documentation/devicetree/bindings/pci/ti,am65-pci-host.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/pci/ti,am65-pci-host.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/pci/ti,am65-pci-host.yaml
Extension
.yaml
Size
3668 bytes
Lines
149
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) 2021 Texas Instruments Incorporated - http://www.ti.com/
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/ti,am65-pci-host.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: TI AM65 PCI Host

maintainers:
  - Kishon Vijay Abraham I <kishon@ti.com>

allOf:
  - $ref: /schemas/pci/pci-host-bridge.yaml#

properties:
  compatible:
    enum:
      - ti,am654-pcie-rc
      - ti,keystone-pcie

  reg:
    minItems: 4
    maxItems: 6

  reg-names:
    minItems: 4
    items:
      - const: app
      - const: dbics
      - const: config
      - const: atu
      - const: vmap_lp
      - const: vmap_hp

  interrupts:
    maxItems: 1

  power-domains:
    maxItems: 1

  ti,syscon-pcie-id:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: Phandle to the SYSCON entry
          - description: pcie_device_id register offset within SYSCON
    description: Phandle to the SYSCON entry required for getting PCIe device/vendor ID

  ti,syscon-pcie-mode:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: Phandle to the SYSCON entry
          - description: pcie_ctrl register offset within SYSCON
    description: Phandle to the SYSCON entry required for configuring PCIe in RC or EP mode.

  msi-map: true

  dma-coherent: true

  num-viewport:
    $ref: /schemas/types.yaml#/definitions/uint32

  phys:
    description: per-lane PHYs
    minItems: 1
    maxItems: 2

  phy-names:

Annotation

Implementation Notes