Add debug console on COM12 for MCC200 board

CHANGELOG

diff --git a/CHANGELOG b/CHANGELOG
index 24499c5..727d7ec 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,8 @@
 Changes since U-Boot 1.1.4:
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+* Add debug console on COM12 for MCC200 board
+
 * Fix control-c handing in CONFIG_CMDLINE_EDITING
   Properly pass break code back from readline.
   Patch by Roger Blofeld, 31 Jul 2006