Documentation/devicetree/bindings/interrupt-controller/marvell,ap806-gicp.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interrupt-controller/marvell,ap806-gicp.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Marvell GICP Controller

maintainers:
  - Thomas Petazzoni <thomas.petazzoni@bootlin.com>

description:
  GICP is a Marvell extension of the GIC that allows to trigger GIC SPI
  interrupts by doing a memory transaction. It is used by the ICU
  located in the Marvell CP110 to turn wired interrupts inside the CP
  into GIC SPI interrupts.

properties:
  compatible:
    const: marvell,ap806-gicp

  reg:
    maxItems: 1

  marvell,spi-ranges:
    description: Tuples of GIC SPI interrupt ranges available for this GICP
    $ref: /schemas/types.yaml#/definitions/uint32-matrix
    items:
      items:
        - description: SPI interrupt base
        - description: Number of interrupts in the range

  msi-controller: true

required:
  - compatible
  - reg
  - msi-controller
  - marvell,spi-ranges

additionalProperties: false

examples:
  - |
    msi-controller@3f0040 {
        compatible = "marvell,ap806-gicp";
        reg = <0x3f0040 0x10>;
        marvell,spi-ranges = <64 64>, <288 64>;
        msi-controller;
    };