Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
Extension
.yaml
Size
3605 bytes
Lines
176
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
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/bcm/raspberrypi,bcm2835-firmware.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Raspberry Pi VideoCore firmware driver

maintainers:
  - Eric Anholt <eric@anholt.net>
  - Stefan Wahren <wahrenst@gmx.net>

select:
  properties:
    compatible:
      contains:
        const: raspberrypi,bcm2835-firmware

  required:
    - compatible

properties:
  compatible:
    items:
      - const: raspberrypi,bcm2835-firmware
      - const: simple-mfd

  mboxes:
    maxItems: 1

  clocks:
    type: object
    additionalProperties: false

    properties:
      compatible:
        const: raspberrypi,firmware-clocks

      "#clock-cells":
        const: 1
        description: >
          The argument is the ID of the clocks contained by the
          firmware messages.

    required:
      - compatible
      - "#clock-cells"

  gpio:
    type: object
    additionalProperties: false

    properties:
      compatible:
        const: raspberrypi,firmware-gpio

      gpio-controller: true

      "#gpio-cells":
        const: 2
        description:
          The first cell is the pin number, and the second cell is used to
          specify the gpio polarity (GPIO_ACTIVE_HIGH or GPIO_ACTIVE_LOW).

      gpio-line-names:
        minItems: 8

    patternProperties:
      '-hog$':
        required:

Annotation

Implementation Notes