Documentation/devicetree/bindings/interrupt-controller/socionext,uniphier-aidet.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/interrupt-controller/socionext,uniphier-aidet.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/interrupt-controller/socionext,uniphier-aidet.yaml
Extension
.yaml
Size
1680 bytes
Lines
63
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.

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Annotated Snippet

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/interrupt-controller/socionext,uniphier-aidet.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: UniPhier AIDET

description: |
  UniPhier AIDET (ARM Interrupt Detector) is an add-on block for ARM GIC
  (Generic Interrupt Controller). GIC itself can handle only high level and
  rising edge interrupts. The AIDET provides logic inverter to support low
  level and falling edge interrupts.

maintainers:
  - Masahiro Yamada <yamada.masahiro@socionext.com>

allOf:
  - $ref: /schemas/interrupt-controller.yaml#

properties:
  compatible:
    enum:
      - socionext,uniphier-ld4-aidet
      - socionext,uniphier-pro4-aidet
      - socionext,uniphier-sld8-aidet
      - socionext,uniphier-pro5-aidet
      - socionext,uniphier-pxs2-aidet
      - socionext,uniphier-ld6b-aidet
      - socionext,uniphier-ld11-aidet
      - socionext,uniphier-ld20-aidet
      - socionext,uniphier-pxs3-aidet
      - socionext,uniphier-nx1-aidet

  reg:
    maxItems: 1

  interrupt-controller: true

  '#interrupt-cells':
    description: |
      The first cell defines the interrupt number (corresponds to the SPI
      interrupt number of GIC). The second cell specifies the trigger type as
      defined in interrupts.txt in this directory.
    const: 2

required:
  - compatible
  - reg
  - interrupt-controller
  - '#interrupt-cells'

additionalProperties: false

examples:
  - |
    interrupt-controller@5fc20000 {
        compatible = "socionext,uniphier-pro4-aidet";
        reg = <0x5fc20000 0x200>;
        interrupt-controller;
        #interrupt-cells = <2>;
    };

Annotation

Implementation Notes