xref: /kernel/linux/linux-5.10/Documentation/devicetree/bindings/interrupt-controller/renesas,intc-irqpin.yaml

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

title: Renesas Interrupt Controller (INTC) for external pins

maintainers:
  - Geert Uytterhoeven <geert+renesas@glider.be>

properties:
  compatible:
    items:
      - enum:
          - renesas,intc-irqpin-r8a7740  # R-Mobile A1
          - renesas,intc-irqpin-r8a7778  # R-Car M1A
          - renesas,intc-irqpin-r8a7779  # R-Car H1
          - renesas,intc-irqpin-sh73a0   # SH-Mobile AG5
      - const: renesas,intc-irqpin

  reg:
    minItems: 5
    items:
      - description: Interrupt control register
      - description: Interrupt priority register
      - description: Interrupt source register
      - description: Interrupt mask register
      - description: Interrupt mask clear register
      - description: Interrupt control register for ICR0 with IRLM0 bit

  interrupt-controller: true

  '#interrupt-cells':
    const: 2

  interrupts:
    minItems: 1
    maxItems: 8

  sense-bitfield-width:
    $ref: /schemas/types.yaml#/definitions/uint32
    enum: [2, 4]
    default: 4
    description:
      Width of a single sense bitfield in the SENSE register, if different from the
      default.

  control-parent:
    type: boolean
    description:
      Disable and enable interrupts on the parent interrupt controller, needed for some
      broken implementations.

  clocks:
    maxItems: 1

  power-domains:
    maxItems: 1

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

if:
  properties:
    compatible:
      contains:
        enum:
          - renesas,intc-irqpin-r8a7740
          - renesas,intc-irqpin-sh73a0
then:
  required:
    - clocks
    - power-domains

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/r8a7740-clock.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/interrupt-controller/irq.h>

    irqpin1: interrupt-controller@e6900004 {
        compatible = "renesas,intc-irqpin-r8a7740", "renesas,intc-irqpin";
        reg = <0xe6900004 4>,
              <0xe6900014 4>,
              <0xe6900024 1>,
              <0xe6900044 1>,
              <0xe6900064 1>;
        interrupt-controller;
        #interrupt-cells = <2>;
        interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
        clocks = <&mstp2_clks R8A7740_CLK_INTCA>;
        power-domains = <&pd_a4s>;
    };