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/include/configs/P1022DS.h b/include/configs/P1022DS.h
index 1470526..262c3e5 100644
--- a/include/configs/P1022DS.h
+++ b/include/configs/P1022DS.h
@@ -177,7 +177,7 @@
 /* DDR Setup */
 #define CONFIG_DDR_SPD
 #define CONFIG_VERY_BIG_RAM
-#define CONFIG_FSL_DDR3
+#define CONFIG_SYS_FSL_DDR3
 
 #ifdef CONFIG_DDR_ECC
 #define CONFIG_ECC_INIT_VIA_DDRCONTROLLER