1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/watchdog/nxp,lpc1850-wwdt.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: NXP LPC18xx Watchdog Timer (WDT)
8
9 maintainers:
10 - Animesh Agarwal <animeshagarwal28@gmail.com>
11
12 properties:
13 compatible:
14 const: nxp,lpc1850-wwdt
15
16 reg:
17 maxItems: 1
18
19 clocks:
20 items:
21 - description: Watchdog counter clock
22 - description: Register interface clock
23
24 clock-names:
25 items:
26 - const: wdtclk
27 - const: reg
28
29 interrupts:
30 maxItems: 1
31
32 required:
33 - compatible
34 - reg
35 - clocks
36 - clock-names
37 - interrupts
38
39 additionalProperties: false
40
41 examples:
42 - |
43 #include <dt-bindings/clock/lpc18xx-cgu.h>
44 #include <dt-bindings/clock/lpc18xx-ccu.h>
45
46 watchdog@40080000 {
47 compatible = "nxp,lpc1850-wwdt";
48 reg = <0x40080000 0x24>;
49 clocks = <&cgu BASE_SAFE_CLK>, <&ccu1 CLK_CPU_WWDT>;
50 clock-names = "wdtclk", "reg";
51 interrupts = <49>;
52 };
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