Documentation/devicetree/bindings/gpio/fsl,qoriq-gpio.yaml

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

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/gpio/fsl,qoriq-gpio.yaml
Extension
.yaml
Size
2112 bytes
Lines
96
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/gpio/fsl,qoriq-gpio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Freescale MPC512x/MPC8xxx/QorIQ/Layerscape GPIO controller

maintainers:
  - Frank Li <Frank.Li@nxp.com>

properties:
  compatible:
    oneOf:
      - enum:
          - fsl,mpc5121-gpio
          - fsl,mpc5125-gpio
          - fsl,mpc8314-gpio
          - fsl,mpc8349-gpio
          - fsl,mpc8572-gpio
          - fsl,mpc8610-gpio
          - fsl,pq3-gpio
      - items:
          - enum:
              - fsl,ls1021a-gpio
              - fsl,ls1028a-gpio
              - fsl,ls1043a-gpio
              - fsl,ls1046a-gpio
              - fsl,ls1088a-gpio
              - fsl,ls2080a-gpio
          - const: fsl,qoriq-gpio
      - items:
          - enum:
              - fsl,mpc8308-gpio
              - fsl,mpc8377-gpio
              - fsl,mpc8378-gpio
              - fsl,mpc8379-gpio
          - const: fsl,mpc8349-gpio

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  "#gpio-cells":
    const: 2

  gpio-controller: true

  interrupt-controller: true

  "#interrupt-cells":
    const: 2

  gpio-line-names:
    minItems: 1
    maxItems: 32

  little-endian:
    $ref: /schemas/types.yaml#/definitions/flag
    description:
      GPIO registers are used as little endian. If not
      present registers are used as big endian by default.

required:
  - compatible
  - reg
  - interrupts
  - "#gpio-cells"

Annotation

Implementation Notes