Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/pci/rockchip,rk3399-pcie.yaml
Extension
.yaml
Size
3672 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 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/rockchip,rk3399-pcie.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Rockchip AXI PCIe Root Port Bridge Host

maintainers:
  - Shawn Lin <shawn.lin@rock-chips.com>

allOf:
  - $ref: /schemas/pci/pci-host-bridge.yaml#
  - $ref: rockchip,rk3399-pcie-common.yaml#

properties:
  compatible:
    const: rockchip,rk3399-pcie

  reg: true

  reg-names:
    items:
      - const: axi-base
      - const: apb-base

  interrupts:
    maxItems: 3

  interrupt-names:
    items:
      - const: sys
      - const: legacy
      - const: client

  aspm-no-l0s:
    description: This property is needed if using 24MHz OSC for RC's PHY.

  ep-gpios:
    maxItems: 1
    description: pre-reset GPIO

  vpcie12v-supply:
    description: The 12v regulator to use for PCIe.

  vpcie3v3-supply:
    description: The 3.3v regulator to use for PCIe.

  vpcie1v8-supply:
    description: The 1.8v regulator to use for PCIe.

  vpcie0v9-supply:
    description: The 0.9v regulator to use for PCIe.

  interrupt-controller:
    type: object
    additionalProperties: false

    properties:
      '#address-cells':
        const: 0

      '#interrupt-cells':
        const: 1

      interrupt-controller: true

required:
  - ranges
  - "#interrupt-cells"

Annotation

Implementation Notes