Document current driver binding. Signed-off-by: Michal Simek <michal.si...@xilinx.com> ---
.../devicetree/bindings/watchdog/of-xilinx-wdt.txt | 23 ++++++++++++++++++++++
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b/Documentation/devicetree/bindings/watchdog/of-xilinx-wdt.txt
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+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:
+- 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";
+ reg = <0x40100000 0x10000>;
+ xlnx,wdt-enable-once = <0x0>;
+ xlnx,wdt-interval = <0x1b>;
+} ;
--
1.8.2.3
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