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diff --git a/sys/contrib/ncsw/inc/ddr_std_ext.h b/sys/contrib/ncsw/inc/ddr_std_ext.h
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+++ b/sys/contrib/ncsw/inc/ddr_std_ext.h
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+/*
+ * Copyright 2008-2012 Freescale Semiconductor Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Freescale Semiconductor nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ *
+ * ALTERNATIVELY, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") as published by the Free Software
+ * Foundation, either version 2 of that License or (at your option) any
+ * later version.
+ *
+ * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``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 Freescale Semiconductor 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.
+ */
+
+#ifndef __DDR_SDT_EXT_H
+#define __DDR_SDT_EXT_H
+
+
+/**************************************************************************//**
+ @Group         ddr_Generic_Resources
+
+ @Description   ddr generic functions, definitions and enums.
+
+ @{
+*//***************************************************************************/
+
+
+/**************************************************************************//**
+ @Description   SPD maximum size
+*//***************************************************************************/
+#define SPD_MAX_SIZE 256
+
+/**************************************************************************//**
+ @Description   DDR types select
+*//***************************************************************************/
+typedef enum e_DdrType
+{
+    e_DDR_DDR1,
+    e_DDR_DDR2,
+    e_DDR_DDR3,
+    e_DDR_DDR3L,
+    e_DDR_DDR4
+} e_DdrType;
+
+/**************************************************************************//**
+ @Description   DDR Mode.
+*//***************************************************************************/
+typedef enum e_DdrMode
+{
+    e_DDR_BUS_WIDTH_32BIT,
+    e_DDR_BUS_WIDTH_64BIT
+} e_DdrMode;
+
+/** @} */ /* end of ddr_Generic_Resources group */
+
+
+
+#endif /* __DDR_SDT_EXT_H */
+