Enable checking for exceeding the boot count limit.
More information: http://www.denx.de/wiki/DULG/UBootBootCountLimit
+config SYS_BOOTCOUNT_SINGLEWORD
+ bool "Use single word to pack boot count and magic value"
+ help
+ This option enables packing boot count magic value and boot count
+ into single word (32 bits).
+
if BOOTCOUNT
config BOOTCOUNT_EXT