xref: /linux/Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.yaml (revision bf373e4c786bfe989e637195252698f45b157a68)
1*9a4d3926SRob Herring (Arm)# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*9a4d3926SRob Herring (Arm)%YAML 1.2
3*9a4d3926SRob Herring (Arm)---
4*9a4d3926SRob Herring (Arm)$id: http://devicetree.org/schemas/csky,apb-intc.yaml#
5*9a4d3926SRob Herring (Arm)$schema: http://devicetree.org/meta-schemas/core.yaml#
6*9a4d3926SRob Herring (Arm)
7*9a4d3926SRob Herring (Arm)title: C-SKY APB Interrupt Controller
8*9a4d3926SRob Herring (Arm)
9*9a4d3926SRob Herring (Arm)maintainers:
10*9a4d3926SRob Herring (Arm)  - Guo Ren <guoren@kernel.org>
11*9a4d3926SRob Herring (Arm)
12*9a4d3926SRob Herring (Arm)description: >
13*9a4d3926SRob Herring (Arm)  C-SKY APB Interrupt Controller is a simple soc interrupt controller on the apb
14*9a4d3926SRob Herring (Arm)  bus and we only use it as root irq controller.
15*9a4d3926SRob Herring (Arm)
16*9a4d3926SRob Herring (Arm)    - csky,apb-intc is used in a lot of csky fpgas and socs, it support 64 irq nums.
17*9a4d3926SRob Herring (Arm)    - csky,dual-apb-intc consists of 2 apb-intc and 128 irq nums supported.
18*9a4d3926SRob Herring (Arm)    - csky,gx6605s-intc is gx6605s soc internal irq interrupt controller, 64 irq nums.
19*9a4d3926SRob Herring (Arm)
20*9a4d3926SRob Herring (Arm)properties:
21*9a4d3926SRob Herring (Arm)  compatible:
22*9a4d3926SRob Herring (Arm)    enum:
23*9a4d3926SRob Herring (Arm)      - csky,apb-intc
24*9a4d3926SRob Herring (Arm)      - csky,dual-apb-intc
25*9a4d3926SRob Herring (Arm)      - csky,gx6605s-intc
26*9a4d3926SRob Herring (Arm)
27*9a4d3926SRob Herring (Arm)  reg:
28*9a4d3926SRob Herring (Arm)    maxItems: 1
29*9a4d3926SRob Herring (Arm)
30*9a4d3926SRob Herring (Arm)  '#interrupt-cells':
31*9a4d3926SRob Herring (Arm)    const: 1
32*9a4d3926SRob Herring (Arm)
33*9a4d3926SRob Herring (Arm)  interrupt-controller: true
34*9a4d3926SRob Herring (Arm)
35*9a4d3926SRob Herring (Arm)  csky,support-pulse-signal:
36*9a4d3926SRob Herring (Arm)    type: boolean
37*9a4d3926SRob Herring (Arm)    description: Support for pulse signal flag.
38*9a4d3926SRob Herring (Arm)
39*9a4d3926SRob Herring (Arm)additionalProperties: false
40*9a4d3926SRob Herring (Arm)
41*9a4d3926SRob Herring (Arm)required:
42*9a4d3926SRob Herring (Arm)  - compatible
43*9a4d3926SRob Herring (Arm)  - reg
44*9a4d3926SRob Herring (Arm)  - '#interrupt-cells'
45*9a4d3926SRob Herring (Arm)  - interrupt-controller
46*9a4d3926SRob Herring (Arm)
47*9a4d3926SRob Herring (Arm)examples:
48*9a4d3926SRob Herring (Arm)  - |
49*9a4d3926SRob Herring (Arm)    intc: interrupt-controller@500000 {
50*9a4d3926SRob Herring (Arm)        compatible = "csky,apb-intc";
51*9a4d3926SRob Herring (Arm)        #interrupt-cells = <1>;
52*9a4d3926SRob Herring (Arm)        reg = <0x00500000 0x400>;
53*9a4d3926SRob Herring (Arm)        interrupt-controller;
54*9a4d3926SRob Herring (Arm)    };
55