xref: /linux/Documentation/devicetree/bindings/interrupt-controller/al,alpine-msix.yaml (revision bf373e4c786bfe989e637195252698f45b157a68)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/interrupt-controller/al,alpine-msix.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Alpine MSIX controller
8
9maintainers:
10  - Antoine Tenart <atenart@kernel.org>
11
12properties:
13  compatible:
14    const: al,alpine-msix
15
16  reg:
17    maxItems: 1
18
19  interrupt-parent: true
20
21  msi-controller: true
22
23  al,msi-base-spi:
24    description: SPI base of the MSI frame
25    $ref: /schemas/types.yaml#/definitions/uint32
26
27  al,msi-num-spis:
28    description: number of SPIs assigned to the MSI frame, relative to SPI0
29    $ref: /schemas/types.yaml#/definitions/uint32
30
31required:
32  - compatible
33  - reg
34  - msi-controller
35  - al,msi-base-spi
36  - al,msi-num-spis
37
38additionalProperties: false
39
40examples:
41  - |
42    msi-controller@fbe00000 {
43        compatible = "al,alpine-msix";
44        reg = <0xfbe00000 0x100000>;
45        interrupt-parent = <&gic>;
46        msi-controller;
47        al,msi-base-spi = <160>;
48        al,msi-num-spis = <160>;
49    };
50