Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux...
[linux/fpc-iii.git] / Documentation / devicetree / bindings / watchdog / of-xilinx-wdt.txt
blob6d63782a73786fcb809aafd9b1c32b344447a9c9
1 Xilinx AXI/PLB soft-core watchdog Device Tree Bindings
2 ---------------------------------------------------------
4 Required properties:
5 - compatible            : Should be "xlnx,xps-timebase-wdt-1.00.a" or
6                           "xlnx,xps-timebase-wdt-1.01.a".
7 - reg                   : Physical base address and size
9 Optional properties:
10 - clock-frequency       : Frequency of clock in Hz
11 - xlnx,wdt-enable-once  : 0 - Watchdog can be restarted
12                           1 - Watchdog can be enabled just once
13 - xlnx,wdt-interval     : Watchdog timeout interval in 2^<val> clock cycles,
14                           <val> is integer from 8 to 31.
16 Example:
17 axi-timebase-wdt@40100000 {
18         clock-frequency = <50000000>;
19         compatible = "xlnx,xps-timebase-wdt-1.00.a";
20         reg = <0x40100000 0x10000>;
21         xlnx,wdt-enable-once = <0x0>;
22         xlnx,wdt-interval = <0x1b>;
23 } ;