About Kernel Documentation Linux Kernel Contact Linux Resources Linux Blog

Documentation / devicetree / bindings / watchdog / marvel.txt




Custom Search

Based on kernel version 4.0. Page generated on 2015-04-14 21:23 EST.

1	* Marvell Orion Watchdog Time
2	
3	Required Properties:
4	
5	- Compatibility : "marvell,orion-wdt"
6			  "marvell,armada-370-wdt"
7			  "marvell,armada-xp-wdt"
8			  "marvell,armada-375-wdt"
9			  "marvell,armada-380-wdt"
10	
11	- reg		: Should contain two entries: first one with the
12			  timer control address, second one with the
13			  rstout enable address.
14	
15	For "marvell,armada-375-wdt" and "marvell,armada-380-wdt":
16	
17	- reg		: A third entry is mandatory and should contain the
18	                  shared mask/unmask RSTOUT address.
19	
20	Clocks required for compatibles = "marvell,orion-wdt",
21					  "marvell,armada-370-wdt":
22	- clocks : Must contain a single entry describing the clock input
23	
24	Clocks required for compatibles = "marvell,armada-xp-wdt"
25					  "marvell,armada-375-wdt"
26					  "marvell,armada-380-wdt":
27	- clocks : Must contain an entry for each entry in clock-names.
28	- clock-names : Must include the following entries:
29	  "nbclk" (L2/coherency fabric clock),
30	  "fixed" (Reference 25 MHz fixed-clock).
31	
32	Optional properties:
33	
34	- interrupts	: Contains the IRQ for watchdog expiration
35	- timeout-sec	: Contains the watchdog timeout in seconds
36	
37	Example:
38	
39		wdt@20300 {
40			compatible = "marvell,orion-wdt";
41			reg = <0x20300 0x28>, <0x20108 0x4>;
42			interrupts = <3>;
43			timeout-sec = <10>;
44			status = "okay";
45			clocks = <&gate_clk 7>;
46		};
Hide Line Numbers
About Kernel Documentation Linux Kernel Contact Linux Resources Linux Blog

Information is copyright its respective author. All material is available from the Linux Kernel Source distributed under a GPL License. This page is provided as a free service by mjmwired.net.