diff --git a/include/configs/mcx.h b/include/configs/mcx.h
index 0a7b7cf36e454fb6b9d728dba924ac593d264ca9..8a2005dd9c5ee168a48d49962194138e04ee5fdf 100644
--- a/include/configs/mcx.h
+++ b/include/configs/mcx.h
@@ -309,7 +309,10 @@
  */
 
 /* **** PISMO SUPPORT *** */
+#define CONFIG_NAND
+#define CONFIG_SYS_NAND_BUSWIDTH_16BIT
 #define CONFIG_NAND_OMAP_GPMC
+#define CONFIG_NAND_OMAP_GPMC_PREFETCH
 #define CONFIG_ENV_IS_IN_NAND
 #define SMNAND_ENV_OFFSET		0x180000 /* environment starts here */