watchdog: bcm6345: allow to use this driver on arm bcm68360

This IP is also used on some arm SoC, so we allow to
use it on arm bcm68360 too.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 8c16d69..2b8064d 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -85,7 +85,8 @@
 
 config WDT_BCM6345
 	bool "BCM6345 watchdog timer support"
-	depends on WDT && (ARCH_BMIPS || ARCH_BCM6858 || ARCH_BCM63158)
+	depends on WDT && (ARCH_BMIPS || ARCH_BCM68360 || \
+			   ARCH_BCM6858 || ARCH_BCM63158)
 	help
 	  Select this to enable watchdog timer for BCM6345 SoCs.
 	  The watchdog timer is stopped when initialized.