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BCM2835 Watchdog timer
Required properties:
- compatible : should be "brcm,bcm2835-pm-wdt"
- reg : Specifies base physical address and size of the registers.
Optional properties:
- timeout-sec : Contains the watchdog timeout in seconds
Example:
watchdog {
compatible = "brcm,bcm2835-pm-wdt";
reg = <0x7e100000 0x28>;
timeout-sec = <10>;
};