bachmann/ot200: Fix cmos.layout.

In current cmos.layout baud_rate overlaps with hardcoded reboot byte.
Fix the layout and provide the default for upgrade.

Change-Id: I979b8743c4aab6f17b3acf61b92a74a333203379
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/4804
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
diff --git a/src/mainboard/bachmann/ot200/Kconfig b/src/mainboard/bachmann/ot200/Kconfig
index 0bf4a70..23b206e 100644
--- a/src/mainboard/bachmann/ot200/Kconfig
+++ b/src/mainboard/bachmann/ot200/Kconfig
@@ -15,6 +15,7 @@
 	select PLL_MANUAL_CONFIG
 	select CORE_GLIU_500_266
 	select HAVE_OPTION_TABLE
+	select HAVE_CMOS_DEFAULT
 
 config MAINBOARD_DIR
 	string