hc
2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/interrupt-controller/loongson,htvec.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
 
title: Loongson-3 HyperTransport Interrupt Vector Controller
 
maintainers:
  - Jiaxun Yang <jiaxun.yang@flygoat.com>
 
description:
  This interrupt controller is found in the Loongson-3 family of chips for
  receiving vectorized interrupts from PCH's interrupt controller.
 
properties:
  compatible:
    const: loongson,htvec-1.0
 
  reg:
    maxItems: 1
 
  interrupts:
    minItems: 1
    maxItems: 8
    description: Eight parent interrupts that receive chained interrupts.
 
  interrupt-controller: true
 
  '#interrupt-cells':
    const: 1
 
required:
  - compatible
  - reg
  - interrupts
  - interrupt-controller
  - '#interrupt-cells'
 
additionalProperties: false
 
examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>
    htvec: interrupt-controller@fb000080 {
      compatible = "loongson,htvec-1.0";
      reg = <0xfb000080 0x40>;
      interrupt-controller;
      #interrupt-cells = <1>;
 
      interrupt-parent = <&liointc>;
      interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
                    <25 IRQ_TYPE_LEVEL_HIGH>,
                    <26 IRQ_TYPE_LEVEL_HIGH>,
                    <27 IRQ_TYPE_LEVEL_HIGH>;
    };
...