watchdog: versal: Add support for Xilinx window watchdog

Add support for Xilinx window watchdog, which can be found on
Versal platforms.

Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index cb4da2e..6cafd24 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -185,6 +185,15 @@
 	  Select this to enable Xilinx Axi watchdog timer, which can be found on some
 	  Xilinx Microblaze Platforms.
 
+config WDT_XILINX
+	bool "Xilinx window watchdog timer support"
+	depends on WDT && ARCH_VERSAL
+	select REGMAP
+	imply WATCHDOG
+	help
+	  Select this to enable Xilinx window watchdog timer, which can be found on
+	  Xilinx Versal Platforms.
+
 config WDT_TANGIER
 	bool "Intel Tangier watchdog timer support"
 	depends on WDT && INTEL_MID