xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/watchdog/lantiq-wdt.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593SmuzhiyunLantiq WTD watchdog binding
2*4882a593Smuzhiyun============================
3*4882a593Smuzhiyun
4*4882a593SmuzhiyunThis describes the binding of the Lantiq watchdog driver.
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun-------------------------------------------------------------------------------
7*4882a593SmuzhiyunRequired properties:
8*4882a593Smuzhiyun- compatible		: Should be one of
9*4882a593Smuzhiyun				"lantiq,wdt"
10*4882a593Smuzhiyun				"lantiq,xrx100-wdt"
11*4882a593Smuzhiyun				"lantiq,xrx200-wdt", "lantiq,xrx100-wdt"
12*4882a593Smuzhiyun				"lantiq,falcon-wdt"
13*4882a593Smuzhiyun- reg			: Address of the watchdog block
14*4882a593Smuzhiyun- lantiq,rcu		: A phandle to the RCU syscon (required for
15*4882a593Smuzhiyun			  "lantiq,falcon-wdt" and "lantiq,xrx100-wdt")
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun-------------------------------------------------------------------------------
18*4882a593SmuzhiyunExample for the watchdog on the xRX200 SoCs:
19*4882a593Smuzhiyun		watchdog@803f0 {
20*4882a593Smuzhiyun			compatible = "lantiq,xrx200-wdt", "lantiq,xrx100-wdt";
21*4882a593Smuzhiyun			reg = <0x803f0 0x10>;
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun			lantiq,rcu = <&rcu0>;
24*4882a593Smuzhiyun		};
25