xref: /freebsd/sys/contrib/device-tree/Bindings/watchdog/davinci-wdt.txt (revision 79ac3c12a714bcd3f2354c52d948aed9575c46d6)
1Texas Instruments DaVinci/Keystone Watchdog Timer (WDT) Controller
2
3Required properties:
4- compatible : Should be "ti,davinci-wdt", "ti,keystone-wdt"
5- reg : Should contain WDT registers location and length
6
7Optional properties:
8- timeout-sec : Contains the watchdog timeout in seconds
9- clocks : the clock feeding the watchdog timer.
10	   Needed if platform uses clocks.
11	   See clock-bindings.txt
12
13Documentation:
14Davinci DM646x - https://www.ti.com/lit/ug/spruer5b/spruer5b.pdf
15Keystone - https://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
16
17Examples:
18
19wdt: wdt@2320000 {
20	compatible = "ti,davinci-wdt";
21	reg = <0x02320000 0x80>;
22	timeout-sec = <30>;
23	clocks = <&clkwdtimer0>;
24};
25