linux-libre/Documentation/devicetree/bindings/watchdog/qca-ar7130-wdt.txt

* Qualcomm Atheros AR7130 Watchdog Timer (WDT) Controller

Required properties:
- compatible: must be "qca,ar7130-wdt"
- reg: physical base address of the controller and length of memory mapped
  region.

Example:

wdt@18060008 {
	compatible = "qca,ar9330-wdt", "qca,ar7130-wdt";
	reg = <0x18060008 0x8>;
};