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diff --git a/nuttx/configs/zkit-arm-1769/src/up_nsh.c b/nuttx/configs/zkit-arm-1769/src/up_nsh.c
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+/****************************************************************************
+ * config/zkit-arm-1769/src/up_nsh.c
+ * arch/arm/src/board/up_nsh.c
+ *
+ * Copyright (C) 2013 Zilogic Systems. All rights reserved.
+ * Author: BabuSubashChandar <code@zilogic.com>
+ *
+ * Based on config/lpcxpresso-lpc1768/src/up_nsh.c
+ *
+ * Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * 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 <stdio.h>
+#include <debug.h>
+#include <errno.h>
+
+#include <nuttx/spi.h>
+#include <nuttx/mmcsd.h>
+
+/****************************************************************************
+ * Pre-Processor Definitions
+ ****************************************************************************/
+
+/* Configuration ************************************************************/
+
+/* PORT and SLOT number probably depend on the board configuration */
+
+#ifdef CONFIG_ARCH_BOARD_ZKITARM
+# define CONFIG_NSH_HAVEUSBDEV 1
+# ifdef CONFIG_LPC17_SSP0
+# define CONFIG_NSH_HAVEMMCSD 1
+# else
+# undef CONFIG_NSH_HAVEMMCSD
+# endif
+#else
+# error "Unrecognized board"
+# undef CONFIG_NSH_HAVEUSBDEV
+# undef CONFIG_NSH_HAVEMMCSD
+#endif
+
+/* Do we have SPI support for MMC/SD? */
+
+#ifdef CONFIG_NSH_HAVEMMCSD
+# if !defined(CONFIG_NSH_MMCSDSPIPORTNO) || CONFIG_NSH_MMCSDSPIPORTNO != 0
+# error "The ZKit-arm MMC/SD is on SSP0"
+# undef CONFIG_NSH_MMCSDSPIPORTNO
+# define CONFIG_NSH_MMCSDSPIPORTNO 0
+# endif
+# if !defined(CONFIG_NSH_MMCSDSLOTNO) || CONFIG_NSH_MMCSDSLOTNO != 0
+# error "The ZKit-arm MMC/SD has only one slot (0)"
+# undef CONFIG_NSH_MMCSDSLOTNO
+# define CONFIG_NSH_MMCSDSLOTNO 0
+# endif
+#endif
+
+/* Can't support USB device features if USB device is not enabled */
+
+#ifndef CONFIG_USBDEV
+# undef CONFIG_NSH_HAVEUSBDEV
+#endif
+
+/* Can't support MMC/SD features if mountpoints are disabled */
+
+#if defined(CONFIG_DISABLE_MOUNTPOINT)
+# undef CONFIG_NSH_HAVEMMCSD
+#endif
+
+#ifndef CONFIG_NSH_MMCSDMINOR
+# define CONFIG_NSH_MMCSDMINOR 0
+#endif
+
+/* Debug ********************************************************************/
+
+#ifdef CONFIG_CPP_HAVE_VARARGS
+# ifdef CONFIG_DEBUG
+# define message(...) lib_lowprintf(__VA_ARGS__)
+# else
+# define message(...) printf(__VA_ARGS__)
+# endif
+#else
+# ifdef CONFIG_DEBUG
+# define message lib_lowprintf
+# else
+# define message printf
+# endif
+#endif
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: nsh_archinitialize
+ *
+ * Description:
+ * Perform architecture specific initialization
+ *
+ ****************************************************************************/
+
+int nsh_archinitialize(void)
+{
+#ifdef CONFIG_NSH_HAVEMMCSD
+ FAR struct spi_dev_s *ssp;
+ int ret;
+
+ /* Get the SSP port */
+
+ ssp = up_spiinitialize(CONFIG_NSH_MMCSDSPIPORTNO);
+ if (!ssp)
+ {
+ message("nsh_archinitialize: Failed to initialize SSP port %d\n",
+ CONFIG_NSH_MMCSDSPIPORTNO);
+ return -ENODEV;
+ }
+
+ message("Successfully initialized SSP port %d\n",
+ CONFIG_NSH_MMCSDSPIPORTNO);
+
+ /* Bind the SSP port to the slot */
+
+ ret = mmcsd_spislotinitialize(CONFIG_NSH_MMCSDMINOR, CONFIG_NSH_MMCSDSLOTNO, ssp);
+ if (ret < 0)
+ {
+ message("nsh_archinitialize: Failed to bind SSP port %d to MMC/SD slot %d: %d\n",
+ CONFIG_NSH_MMCSDSPIPORTNO, CONFIG_NSH_MMCSDSLOTNO, ret);
+ return ret;
+ }
+
+ message("Successfuly bound SSP port %d to MMC/SD slot %d\n",
+ CONFIG_NSH_MMCSDSPIPORTNO, CONFIG_NSH_MMCSDSLOTNO);
+#endif
+ return OK;
+}