xref: /freebsd/sys/contrib/device-tree/Bindings/watchdog/dw_wdt.txt (revision 0a36787e4c1fa0cf77dcf83be0867178476e372b)
1Synopsys Designware Watchdog Timer
2
3Required Properties:
4
5- compatible	: Should contain "snps,dw-wdt"
6- reg		: Base address and size of the watchdog timer registers.
7- clocks	: phandle + clock-specifier for the clock that drives the
8		watchdog timer.
9
10Optional Properties:
11
12- interrupts	: The interrupt used for the watchdog timeout warning.
13- resets	: phandle pointing to the system reset controller with
14		line index for the watchdog.
15
16Example:
17
18	watchdog0: wd@ffd02000 {
19		compatible = "snps,dw-wdt";
20		reg = <0xffd02000 0x1000>;
21		interrupts = <0 171 4>;
22		clocks = <&per_base_clk>;
23		resets = <&rst WDT0_RESET>;
24	};
25