feat add watchdog on xidatong board

Ubiquitous/XiZi/kernel/thread/init.c

@@ -31,6 +31,10 @@
 #include "connect_usb.h"
 #endif
 
+#ifdef BSP_USING_WDT
+#include "connect_wdt.h"
+#endif
+
 #ifdef KERNEL_USER_MAIN
 #ifndef MAIN_KTASK_STACK_SIZE
 #define MAIN_KTASK_STACK_SIZE     2048
@@ -242,6 +246,10 @@ extern int InitUserspace(void);
 	HwLockSpinlock(&AssignSpinLock);
 #endif
 
+#ifdef BSP_USING_WDT
+    StartWatchdog();
+#endif
+
     StartupOsAssign();
 	
     return 0;