xref: /kernel/linux/linux-5.10/Documentation/devicetree/bindings/interrupt-controller/socionext,uniphier-aidet.yaml

# 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

  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>;
    };