From a8b84b01e4af2baad3cef46bc86dcb2718c79e72 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Wed, 12 Feb 2014 14:41:23 +0100 Subject: [PATCH] watchdog: xilinx: Add missing binding Document current driver binding. Signed-off-by: Michal Simek Acked-by: Arnd Bergmann Signed-off-by: Wim Van Sebroeck --- .../bindings/watchdog/of-xilinx-wdt.txt | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/of-xilinx-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/of-xilinx-wdt.txt b/Documentation/devicetree/bindings/watchdog/of-xilinx-wdt.txt new file mode 100644 index 000000000000..6d63782a7378 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/of-xilinx-wdt.txt @@ -0,0 +1,23 @@ +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^ clock cycles, + 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>; +} ; -- 2.20.1