diff --git a/configs/olimex-lpc2378/nsh/defconfig b/configs/olimex-lpc2378/nsh/defconfig
index 8a08796ac9..d14a737e06 100644
--- a/configs/olimex-lpc2378/nsh/defconfig
+++ b/configs/olimex-lpc2378/nsh/defconfig
@@ -30,6 +30,7 @@ CONFIG_RAW_BINARY=y
 #
 # Customize Header Files
 #
+# CONFIG_ARCH_STDINT_H is not set
 # CONFIG_ARCH_STDBOOL_H is not set
 # CONFIG_ARCH_MATH_H is not set
 # CONFIG_ARCH_FLOAT_H is not set
@@ -116,6 +117,8 @@ CONFIG_LPC2378_CODE_BASE=0x00000000
 CONFIG_LPC2378_PLL_SETUP=y
 CONFIG_LPC2378_PLL_CLKSRC=1
 CONFIG_LPC2378_MAM_SETUP=y
+CONFIG_LPC2378_LPC2378_MAMCR_VALUE=1
+CONFIG_LPC2378_LPC2378_MAMTIM_VALUE=3
 
 #
 # LPC2378 Peripheral Support
@@ -123,6 +126,9 @@ CONFIG_LPC2378_MAM_SETUP=y
 CONFIG_LPC2378_UART0=y
 # CONFIG_LPC2378_UART1 is not set
 CONFIG_LPC2378_UART2=y
+# CONFIG_LPC2378_IC0 is not set
+# CONFIG_LPC2378_IC1 is not set
+# CONFIG_LPC2378_IC2 is not set
 
 #
 # Architecture Options
@@ -138,6 +144,7 @@ CONFIG_ARCH_HAVE_VFORK=y
 # CONFIG_ARCH_NAND_HWECC is not set
 CONFIG_ARCH_STACKDUMP=y
 # CONFIG_ENDIAN_BIG is not set
+# CONFIG_ARCH_IDLE_CUSTOM is not set
 # CONFIG_ARCH_HAVE_RAMFUNCS is not set
 # CONFIG_ARCH_HAVE_RAMVECTORS is not set
 
@@ -286,9 +293,27 @@ CONFIG_DEV_NULL=y
 CONFIG_SERIAL=y
 # CONFIG_DEV_LOWCONSOLE is not set
 # CONFIG_16550_UART is not set
+# CONFIG_ARCH_HAVE_UART is not set
 CONFIG_ARCH_HAVE_UART0=y
-CONFIG_ARCH_HAVE_UART1=y
+# CONFIG_ARCH_HAVE_UART1 is not set
 CONFIG_ARCH_HAVE_UART2=y
+# CONFIG_ARCH_HAVE_UART3 is not set
+# CONFIG_ARCH_HAVE_UART4 is not set
+# CONFIG_ARCH_HAVE_UART5 is not set
+# CONFIG_ARCH_HAVE_UART6 is not set
+# CONFIG_ARCH_HAVE_UART7 is not set
+# CONFIG_ARCH_HAVE_UART8 is not set
+# CONFIG_ARCH_HAVE_SCI0 is not set
+# CONFIG_ARCH_HAVE_SCI1 is not set
+# CONFIG_ARCH_HAVE_USART0 is not set
+# CONFIG_ARCH_HAVE_USART1 is not set
+# CONFIG_ARCH_HAVE_USART2 is not set
+# CONFIG_ARCH_HAVE_USART3 is not set
+# CONFIG_ARCH_HAVE_USART4 is not set
+# CONFIG_ARCH_HAVE_USART5 is not set
+# CONFIG_ARCH_HAVE_USART6 is not set
+# CONFIG_ARCH_HAVE_USART7 is not set
+# CONFIG_ARCH_HAVE_USART8 is not set
 
 #
 # USART Configuration
@@ -296,7 +321,6 @@ CONFIG_ARCH_HAVE_UART2=y
 CONFIG_MCU_SERIAL=y
 CONFIG_STANDARD_SERIAL=y
 CONFIG_UART0_SERIAL_CONSOLE=y
-# CONFIG_UART1_SERIAL_CONSOLE is not set
 # CONFIG_UART2_SERIAL_CONSOLE is not set
 # CONFIG_NO_SERIAL_CONSOLE is not set
 
@@ -312,18 +336,6 @@ CONFIG_UART0_2STOP=0
 # CONFIG_UART0_IFLOWCONTROL is not set
 # CONFIG_UART0_OFLOWCONTROL is not set
 
-#
-# UART1 Configuration
-#
-CONFIG_UART1_RXBUFSIZE=256
-CONFIG_UART1_TXBUFSIZE=256
-CONFIG_UART1_BAUD=115200
-CONFIG_UART1_BITS=8
-CONFIG_UART1_PARITY=0
-CONFIG_UART1_2STOP=0
-# CONFIG_UART1_IFLOWCONTROL is not set
-# CONFIG_UART1_OFLOWCONTROL is not set
-
 #
 # UART2 Configuration
 #
diff --git a/configs/olimex-lpc2378/nsh/setenv.sh b/configs/olimex-lpc2378/nsh/setenv.sh
index 15808d32b7..e32bba679e 100755
--- a/configs/olimex-lpc2378/nsh/setenv.sh
+++ b/configs/olimex-lpc2378/nsh/setenv.sh
@@ -37,16 +37,32 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export LPC23XXSCRIPTS="$WD/configs/olimex-lpc2378/scripts"
-export PATH="${BUILDROOT_BIN}:${LPC23XXSCRIPTS}:/sbin:/usr/sbin:${PATH_ORIG}"
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# Add the path to the toolchain to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc2378/src/Makefile b/configs/olimex-lpc2378/src/Makefile
index af8cafe70d..f9624bead8 100644
--- a/configs/olimex-lpc2378/src/Makefile
+++ b/configs/olimex-lpc2378/src/Makefile
@@ -40,29 +40,30 @@
 
 -include $(TOPDIR)/Make.defs
 
-ARCH_SRCDIR	= $(TOPDIR)/arch/$(CONFIG_ARCH)/src
+ARCH_SRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src
 ifeq ($(WINTOOL),y)
-  CFLAGS	+= -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" \
-  		   -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" \
-  		   -I "${shell cygpath -w $(ARCH_SRCDIR)/arm}" \
-  		   -I "${shell cygpath -w $(ARCH_SRCDIR)/sched}"
+  CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" \
+            -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" \
+            -I "${shell cygpath -w $(ARCH_SRCDIR)/arm}" \
+            -I "${shell cygpath -w $(ARCH_SRCDIR)/sched}"
 else
-  CFLAGS	+= -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common -I$(ARCH_SRCDIR)/arm -I$(TOPDIR)/sched
+  CFLAGS += -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common -I$(ARCH_SRCDIR)/arm -I$(TOPDIR)/sched
 endif
 
-ASRCS		= 
-AOBJS		= $(ASRCS:.S=$(OBJEXT))
-CSRCS		= up_leds.c
-#CSRCS		+= up_spi.c 
+ASRCS = 
+AOBJS = $(ASRCS:.S=$(OBJEXT))
+CSRCS = lpc2378_leds.c
+
 ifeq ($(CONFIG_NSH_ARCHINIT),y)
-CSRCS		+= up_nsh.c
+CSRCS += lpc2378_nsh.c
 endif
-COBJS		= $(CSRCS:.c=$(OBJEXT))
 
-SRCS		= $(ASRCS) $(CSRCS)
-OBJS		= $(AOBJS) $(COBJS)
+COBJS = $(CSRCS:.c=$(OBJEXT))
 
-CFLAGS		+= -I $(TOPDIR)/arch/$(CONFIG_ARCH)/src
+SRCS = $(ASRCS) $(CSRCS)
+OBJS = $(AOBJS) $(COBJS)
+
+CFLAGS += -I $(TOPDIR)/arch/$(CONFIG_ARCH)/src
 
 all: libboard$(LIBEXT)
 
diff --git a/configs/olimex-lpc2378/src/up_leds.c b/configs/olimex-lpc2378/src/lpc2378_leds.c
similarity index 97%
rename from configs/olimex-lpc2378/src/up_leds.c
rename to configs/olimex-lpc2378/src/lpc2378_leds.c
index e9af220fdf..3afdd3a155 100644
--- a/configs/olimex-lpc2378/src/up_leds.c
+++ b/configs/olimex-lpc2378/src/lpc2378_leds.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * configs/olimex-lpc2378/src/up_leds.c
+ * configs/olimex-lpc2378/src/lpc2378_leds.c
  *
  *   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
  *   Author: Rommel Marcelo
@@ -117,13 +117,13 @@ void board_led_off(int led)
  * olimex board STATUS LED 
  ****************************************************************************/
 
-void up_statledoff(void)
+void lpc2378_statledoff(void)
 {
   putled8(~STATLED, FIO1MASK2_OFFSET);
   putled8(STATLED, FIO1CLR2_OFFSET);
 }
 
-void up_statledon(void)
+void lpc2378_statledon(void)
 {
   putled8(~STATLED, FIO1MASK2_OFFSET);
   putled8(STATLED, FIO1SET2_OFFSET);
diff --git a/configs/olimex-lpc2378/src/up_nsh.c b/configs/olimex-lpc2378/src/lpc2378_nsh.c
similarity index 98%
rename from configs/olimex-lpc2378/src/up_nsh.c
rename to configs/olimex-lpc2378/src/lpc2378_nsh.c
index 6ff285bfa6..903af225ef 100644
--- a/configs/olimex-lpc2378/src/up_nsh.c
+++ b/configs/olimex-lpc2378/src/lpc2378_nsh.c
@@ -1,6 +1,5 @@
 /****************************************************************************
- * config/olimex-lpc2378/src/up_nsh.c
- * arch/arm/src/board/up_nsh.c
+ * config/olimex-lpc2378/src/lpc2378_nsh.c
  *
  *   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
  *   Author: Rommel Marcelo