1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: "http://devicetree.org/schemas/mailbox/microchip,mpfs-mailbox.yaml#"
5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
6
7 title: Microchip PolarFire SoC (MPFS) MSS (microprocessor subsystem) mailbox controller
8
9 maintainers:
10 - Conor Dooley <conor.dooley@microchip.com>
11
12 properties:
13 compatible:
14 const: microchip,mpfs-mailbox
15
16 reg:
17 items:
18 - description: mailbox data registers
19 - description: mailbox interrupt registers
20
21 interrupts:
22 maxItems: 1
23
24 "#mbox-cells":
25 const: 1
26
27 required:
28 - compatible
29 - reg
30 - interrupts
31 - "#mbox-cells"
32
33 additionalProperties: false
34
35 examples:
36 - |
37 soc {
38 #address-cells = <2>;
39 #size-cells = <2>;
40 mbox: mailbox@37020000 {
41 compatible = "microchip,mpfs-mailbox";
42 reg = <0x0 0x37020000 0x0 0x1000>, <0x0 0x2000318c 0x0 0x40>;
43 interrupt-parent = <&L1>;
44 interrupts = <96>;
45 #mbox-cells = <1>;
46 };
47 };
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