Documentation/devicetree/bindings/interrupt-controller/loongson,htvec.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: "http://devicetree.org/schemas/interrupt-controller/loongson,htvec.yaml#"
   5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
   6
   7 title: Loongson-3 HyperTransport Interrupt Vector Controller
   8
   9 maintainers:
  10   - Jiaxun Yang <jiaxun.yang@flygoat.com>
  11
  12 description:
  13   This interrupt controller is found in the Loongson-3 family of chips for
  14   receiving vectorized interrupts from PCH's interrupt controller.
  15
  16 properties:
  17   compatible:
  18     const: loongson,htvec-1.0
  19
  20   reg:
  21     maxItems: 1
  22
  23   interrupts:
  24     minItems: 1
  25     maxItems: 8
  26     description: Eight parent interrupts that receive chained interrupts.
  27
  28   interrupt-controller: true
  29
  30   '#interrupt-cells':
  31     const: 1
  32
  33 required:
  34   - compatible
  35   - reg
  36   - interrupts
  37   - interrupt-controller
  38   - '#interrupt-cells'
  39
  40 additionalProperties: false
  41
  42 examples:
  43   - |
  44     #include <dt-bindings/interrupt-controller/irq.h>
  45     htvec: interrupt-controller@fb000080 {
  46       compatible = "loongson,htvec-1.0";
  47       reg = <0xfb000080 0x40>;
  48       interrupt-controller;
  49       #interrupt-cells = <1>;
  50
  51       interrupt-parent = <&liointc>;
  52       interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
  53                     <25 IRQ_TYPE_LEVEL_HIGH>,
  54                     <26 IRQ_TYPE_LEVEL_HIGH>,
  55                     <27 IRQ_TYPE_LEVEL_HIGH>;
  56     };
  57 ...