1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: "http://devicetree.org/schemas/interrupt-controller/loongson,htvec.yaml#"
5*4882a593Smuzhiyun$schema: "http://devicetree.org/meta-schemas/core.yaml#"
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Loongson-3 HyperTransport Interrupt Vector Controller
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Jiaxun Yang <jiaxun.yang@flygoat.com>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyundescription:
13*4882a593Smuzhiyun  This interrupt controller is found in the Loongson-3 family of chips for
14*4882a593Smuzhiyun  receiving vectorized interrupts from PCH's interrupt controller.
15*4882a593Smuzhiyun
16*4882a593Smuzhiyunproperties:
17*4882a593Smuzhiyun  compatible:
18*4882a593Smuzhiyun    const: loongson,htvec-1.0
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun  reg:
21*4882a593Smuzhiyun    maxItems: 1
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun  interrupts:
24*4882a593Smuzhiyun    minItems: 1
25*4882a593Smuzhiyun    maxItems: 8
26*4882a593Smuzhiyun    description: Eight parent interrupts that receive chained interrupts.
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun  interrupt-controller: true
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun  '#interrupt-cells':
31*4882a593Smuzhiyun    const: 1
32*4882a593Smuzhiyun
33*4882a593Smuzhiyunrequired:
34*4882a593Smuzhiyun  - compatible
35*4882a593Smuzhiyun  - reg
36*4882a593Smuzhiyun  - interrupts
37*4882a593Smuzhiyun  - interrupt-controller
38*4882a593Smuzhiyun  - '#interrupt-cells'
39*4882a593Smuzhiyun
40*4882a593SmuzhiyunadditionalProperties: false
41*4882a593Smuzhiyun
42*4882a593Smuzhiyunexamples:
43*4882a593Smuzhiyun  - |
44*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/irq.h>
45*4882a593Smuzhiyun    htvec: interrupt-controller@fb000080 {
46*4882a593Smuzhiyun      compatible = "loongson,htvec-1.0";
47*4882a593Smuzhiyun      reg = <0xfb000080 0x40>;
48*4882a593Smuzhiyun      interrupt-controller;
49*4882a593Smuzhiyun      #interrupt-cells = <1>;
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun      interrupt-parent = <&liointc>;
52*4882a593Smuzhiyun      interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
53*4882a593Smuzhiyun                    <25 IRQ_TYPE_LEVEL_HIGH>,
54*4882a593Smuzhiyun                    <26 IRQ_TYPE_LEVEL_HIGH>,
55*4882a593Smuzhiyun                    <27 IRQ_TYPE_LEVEL_HIGH>;
56*4882a593Smuzhiyun    };
57*4882a593Smuzhiyun...
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