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diff --git a/nuttx/configs/freedom-kl25z/src/kl_boardinitialize.c b/nuttx/configs/freedom-kl25z/src/kl_boardinitialize.c
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+/************************************************************************************
+ * configs/freedom-kl25z/src/up_boot.c
+ * arch/arm/src/board/up_boot.c
+ *
+ * Copyright (C) 2013 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 <debug.h>
+
+#include <arch/board/board.h>
+
+#include "up_arch.h"
+#include "freedom-kl25z.h"
+
+/************************************************************************************
+ * Definitions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Private Functions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Public Functions
+ ************************************************************************************/
+
+/************************************************************************************
+ * Name: kl_boardinitialize
+ *
+ * Description:
+ * All K25Z architectures must provide the following entry point. This entry point
+ * is called early in the intitialization -- after all memory has been configured
+ * and mapped but before any devices have been initialized.
+ *
+ ************************************************************************************/
+
+void kl_boardinitialize(void)
+{
+ /* Configure SPI chip selects if 1) SPI is not disabled, and 2) the weak function
+ * kl_spiinitialize() has been brought into the link.
+ */
+
+#if defined(CONFIG_NUC1XX_SPI1) || defined(CONFIG_NUC1XX_SPI2) || defined(CONFIG_NUC1XX_SPI3)
+ if (kl_spiinitialize)
+ {
+ kl_spiinitialize();
+ }
+#endif
+
+ /* Initialize USB if the 1) USB device controller is in the configuration and 2)
+ * disabled, and 3) the weak function kl_usbinitialize() has been brought
+ * into the build. Presumeably either CONFIG_USBDEV is also selected.
+ */
+
+#ifdef CONFIG_NUC1XX_USB
+ if (kl_usbinitialize)
+ {
+ kl_usbinitialize();
+ }
+#endif
+
+ /* Configure on-board LED if LED support has been selected. */
+
+#ifdef CONFIG_ARCH_LEDS
+ kl_ledinit();
+#endif
+}