1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/bus/microsoft,vmbus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Microsoft Hyper-V VMBus
8
9 maintainers:
10 - Saurabh Sengar <ssengar@linux.microsoft.com>
11
12 description:
13 VMBus is a software bus that implement the protocols for communication
14 between the root or host OS and guest OSs (virtual machines).
15
16 properties:
17 compatible:
18 const: microsoft,vmbus
19
20 ranges: true
21
22 '#address-cells':
23 const: 2
24
25 '#size-cells':
26 const: 1
27
28 required:
29 - compatible
30 - ranges
31 - '#address-cells'
32 - '#size-cells'
33
34 additionalProperties: false
35
36 examples:
37 - |
38 soc {
39 #address-cells = <2>;
40 #size-cells = <1>;
41 bus {
42 compatible = "simple-bus";
43 #address-cells = <2>;
44 #size-cells = <1>;
45 ranges;
46
47 vmbus@ff0000000 {
48 compatible = "microsoft,vmbus";
49 #address-cells = <2>;
50 #size-cells = <1>;
51 ranges = <0x0f 0xf0000000 0x0f 0xf0000000 0x10000000>;
52 };
53 };
54 };
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