xref: /freebsd/sys/contrib/device-tree/Bindings/watchdog/arm-smc-wdt.yaml (revision af23369a6deaaeb612ab266eb88b8bb8d560c322)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/watchdog/arm-smc-wdt.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: ARM Secure Monitor Call based watchdog
8
9allOf:
10  - $ref: "watchdog.yaml#"
11
12maintainers:
13  - Julius Werner <jwerner@chromium.org>
14
15properties:
16  compatible:
17    enum:
18      - arm,smc-wdt
19  arm,smc-id:
20    $ref: /schemas/types.yaml#/definitions/uint32
21    description: |
22      The ATF smc function id used by the firmware.
23      Defaults to 0x82003D06 if unset.
24
25required:
26  - compatible
27
28unevaluatedProperties: false
29
30examples:
31  - |
32    watchdog {
33      compatible = "arm,smc-wdt";
34      arm,smc-id = <0x82003D06>;
35      timeout-sec = <15>;
36    };
37
38...
39