Allwinner SoCs Watchdog timer Required properties: - compatible : should be either "allwinner,sun4i-a10-wdt" or "allwinner,sun6i-a31-wdt" - reg : Specifies base physical address and size of the registers. Example: wdt: watchdog@01c20c90 { compatible = "allwinner,sun4i-a10-wdt"; reg = <0x01c20c90 0x10>; };