Xilinx AXI/PLB soft-core watchdog Device Tree Bindings
|
---------------------------------------------------------
|
|
Required properties:
|
- compatible : Should be "xlnx,xps-timebase-wdt-1.00.a" or
|
"xlnx,xps-timebase-wdt-1.01.a".
|
- reg : Physical base address and size
|
|
Optional properties:
|
- clocks : Input clock specifier. Refer to common clock
|
bindings.
|
- clock-frequency : Frequency of clock in Hz
|
- xlnx,wdt-enable-once : 0 - Watchdog can be restarted
|
1 - Watchdog can be enabled just once
|
- xlnx,wdt-interval : Watchdog timeout interval in 2^<val> clock cycles,
|
<val> is integer from 8 to 31.
|
|
Example:
|
axi-timebase-wdt@40100000 {
|
clock-frequency = <50000000>;
|
compatible = "xlnx,xps-timebase-wdt-1.00.a";
|
clocks = <&clkc 15>;
|
reg = <0x40100000 0x10000>;
|
xlnx,wdt-enable-once = <0x0>;
|
xlnx,wdt-interval = <0x1b>;
|
} ;
|
