Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
Extension
.yaml
Size
2186 bytes
Lines
109
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/gpio/microchip,mpfs-gpio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Microchip MPFS GPIO Controller

maintainers:
  - Conor Dooley <conor.dooley@microchip.com>

properties:
  compatible:
    oneOf:
      - items:
          - const: microchip,pic64gx-gpio
          - const: microchip,mpfs-gpio
      - enum:
          - microchip,mpfs-gpio
          - microchip,coregpio-rtl-v3

  reg:
    maxItems: 1

  interrupts:
    description:
      Interrupt mapping, one per GPIO. Maximum 32 GPIOs.
    minItems: 1
    maxItems: 32

  interrupt-controller: true

  clocks:
    maxItems: 1

  resets:
    maxItems: 1

  "#gpio-cells":
    const: 2

  "#interrupt-cells":
    const: 2

  ngpios:
    description:
      The number of GPIOs available.
    minimum: 1
    maximum: 32
    default: 32

  gpio-controller: true
  gpio-line-names: true

patternProperties:
  "^.+-hog(-[0-9]+)?$":
    type: object
    required:
      - gpio-hog

allOf:
  - if:
      properties:
        compatible:
          contains:
            const: microchip,mpfs-gpio
    then:
      properties:
        ngpios:
          enum: [14, 24, 32]

Annotation

Implementation Notes