xref: /linux/Documentation/devicetree/bindings/interrupt-controller/loongson,htvec.yaml (revision 3b5d1afd1f13bcab85eaa28223ad396694f929e3) 
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
7title: Loongson-3 HyperTransport Interrupt Vector Controller
8
9maintainers:
10  - Jiaxun Yang <jiaxun.yang@flygoat.com>
11
12description:
13  This interrupt controller is found in the Loongson-3 family of chips for
14  receiving vectorized interrupts from PCH's interrupt controller.
15
16properties:
17  compatible:
18    const: loongson,htvec-1.0
19
20  reg:
21    maxItems: 1
22
23  interrupts:
24    minItems: 1
25    maxItems: 4
26    description: Four parent interrupts that receive chained interrupts.
27
28  interrupt-controller: true
29
30  '#interrupt-cells':
31    const: 1
32
33required:
34  - compatible
35  - reg
36  - interrupts
37  - interrupt-controller
38  - '#interrupt-cells'
39
40additionalProperties: false
41
42examples:
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...
58