ColdFire: Add Freescale MCF54418TWR ColdFire development board support

Add Freescale MCF54418TWR ColdFire development board support.

Signed-off-by: TsiChung Liew <tsicliew@gmail.com>
Signed-off-by: Jason Jin <Jason.jin@freescale.com>
Signed-off-by: Alison Wang <b18965@freescale.com>
diff --git a/board/freescale/m54418twr/config.mk b/board/freescale/m54418twr/config.mk
new file mode 100644
index 0000000..a592335
--- /dev/null
+++ b/board/freescale/m54418twr/config.mk
@@ -0,0 +1,25 @@
+# Copyright 2010-2012 Freescale Semiconductor, Inc.
+# TsiChung Liew (Tsi-Chung.Liew@freescale.com)
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(CONFIG_SYS_TEXT_BASE)