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
7 title: ARM Secure Monitor Call based watchdog
8
9 maintainers:
10 - Julius Werner <jwerner@chromium.org>
11
12 allOf:
13 - $ref: watchdog.yaml#
14
15 properties:
16 compatible:
17 enum:
18 - arm,smc-wdt
19
20 arm,smc-id:
21 $ref: /schemas/types.yaml#/definitions/uint32
22 description: |
23 The ATF smc function id used by the firmware.
24 Defaults to 0x82003D06 if unset.
25
26 required:
27 - compatible
28
29 unevaluatedProperties: false
30
31 examples:
32 - |
33 watchdog {
34 compatible = "arm,smc-wdt";
35 arm,smc-id = <0x82003D06>;
36 timeout-sec = <15>;
37 };
38
39 ...
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