linux/Documentation/devicetree/bindings/watchdog/pnx4008-wdt.txt
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   1* NXP PNX watchdog timer
   2
   3Required properties:
   4- compatible: must be "nxp,pnx4008-wdt"
   5- reg: physical base address of the controller and length of memory mapped
   6  region.
   7
   8Optional properties:
   9- timeout-sec: contains the watchdog timeout in seconds.
  10
  11Example:
  12
  13        watchdog@4003C000 {
  14                compatible = "nxp,pnx4008-wdt";
  15                reg = <0x4003C000 0x1000>;
  16                timeout-sec = <10>;
  17        };
  18