Driver/DDR: Moving Freescale DDR driver to a common driver

Freescale DDR driver has been used for mpc83xx, mpc85xx, mpc86xx SoCs.
The similar DDR controllers will be used for ARM-based SoCs.

Signed-off-by: York Sun <yorksun@freescale.com>
diff --git a/board/stx/stxssa/stxssa.c b/board/stx/stxssa/stxssa.c
index c08a18b..f5c3d75 100644
--- a/board/stx/stxssa/stxssa.c
+++ b/board/stx/stxssa/stxssa.c
@@ -19,7 +19,7 @@
 #include <asm/mmu.h>
 #include <asm/immap_85xx.h>
 #include <asm/fsl_pci.h>
-#include <asm/fsl_ddr_sdram.h>
+#include <fsl_ddr_sdram.h>
 #include <ioports.h>
 #include <asm/io.h>
 #include <spd_sdram.h>