diff --git a/arch/arm/src/common/up_internal.h b/arch/arm/src/common/up_internal.h
index e089e3ba19..491efc1f10 100644
--- a/arch/arm/src/common/up_internal.h
+++ b/arch/arm/src/common/up_internal.h
@@ -121,6 +121,7 @@ extern int  up_timerisr(int irq, uint32 *regs);
 extern void up_undefinedinsn(uint32 *regs);
 extern void up_lowputc(char ch);
 extern void up_puts(const char *str);
+extern void up_lowputs(const char *str);
 
 /* Defined in up_vectors.S */
 
diff --git a/arch/arm/src/common/up_lowputs.c b/arch/arm/src/common/up_lowputs.c
new file mode 100644
index 0000000000..697b11e9a8
--- /dev/null
+++ b/arch/arm/src/common/up_lowputs.c
@@ -0,0 +1,75 @@
+/****************************************************************************
+ * arch/arm/src/common/up_lowputs.c
+ *
+ *   Copyright (C) 2008 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+#include <sys/types.h>
+
+#include "up_internal.h"
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: up_lowputs
+ *
+ * Description:
+ *   This is a low-level helper function used to support debug.
+ *
+ ****************************************************************************/
+
+void up_lowputs(const char *str)
+{
+  while(*str)
+    {
+      up_lowputc(*str++);
+    }
+}
diff --git a/arch/arm/src/lpc214x/Make.defs b/arch/arm/src/lpc214x/Make.defs
index d18788954d..e3e2984d84 100644
--- a/arch/arm/src/lpc214x/Make.defs
+++ b/arch/arm/src/lpc214x/Make.defs
@@ -41,16 +41,12 @@ CMN_CSRCS	= up_allocateheap.c up_assert.c up_blocktask.c up_copystate.c \
 		  up_exit.c up_idle.c up_initialize.c up_initialstate.c \
 		  up_interruptcontext.c up_prefetchabort.c up_releasepending.c \
 		  up_releasestack.c up_reprioritizertr.c up_syscall.c up_unblocktask.c \
-		  up_undefinedinsn.c up_usestack.c
+		  up_undefinedinsn.c up_usestack.c up_lowputs.c
 
 ifneq ($(CONFIG_DISABLE_SIGNALS),y)
 CMN_CSRCS	+= up_schedulesigaction.c up_sigdeliver.c
 endif
 
-ifeq ($(CONFIG_DEBUG),y)
-CMN_CSRCS	+= up_puts.c
-endif
-
 CHIP_ASRCS	= lpc214x_lowputc.S
 CHIP_CSRCS	= lpc214x_decodeirq.c lpc214x_irq.c lpc214x_timerisr.c \
 		  lpc214x_serial.c