xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/interrupt-controller/sunplus,sp7021-intc.yaml (revision 62306a36)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) Sunplus Co., Ltd. 2021
%YAML 1.2
---
$id: http://devicetree.org/schemas/interrupt-controller/sunplus,sp7021-intc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Sunplus SP7021 SoC Interrupt Controller

maintainers:
  - Qin Jian <qinjian@cqplus1.com>

properties:
  compatible:
    items:
      - const: sunplus,sp7021-intc

  reg:
    maxItems: 2
    description:
      Specifies base physical address(s) and size of the controller regs.
      The 1st region include type/polarity/priority/mask regs.
      The 2nd region include clear/masked_ext0/masked_ext1/group regs.

  interrupt-controller: true

  "#interrupt-cells":
    const: 2
    description:
      The first cell is the IRQ number, the second cell is the trigger
      type as defined in interrupt.txt in this directory.

  interrupts:
    maxItems: 2
    description:
      EXT_INT0 & EXT_INT1, 2 interrupts references to primary interrupt
      controller.

required:
  - compatible
  - reg
  - interrupt-controller
  - "#interrupt-cells"
  - interrupts

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>

    intc: interrupt-controller@9c000780 {
        compatible = "sunplus,sp7021-intc";
        reg = <0x9c000780 0x80>, <0x9c000a80 0x80>;
        interrupt-controller;
        #interrupt-cells = <2>;
        interrupt-parent = <&gic>;
        interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, /* EXT_INT0 */
                     <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>; /* EXT_INT1 */
    };

...