Remove prototypes of nand_init() in favor of including nand.h.

Likewise with onenand_init().

Signed-off-by: Scott Wood <scottwood@freescale.com>
diff --git a/lib_arm/board.c b/lib_arm/board.c
index 67506b3..5e04553 100644
--- a/lib_arm/board.c
+++ b/lib_arm/board.c
@@ -45,6 +45,8 @@
 #include <version.h>
 #include <net.h>
 #include <serial.h>
+#include <nand.h>
+#include <onenand_uboot.h>
 
 #ifdef CONFIG_DRIVER_SMC91111
 #include "../drivers/net/smc91111.h"
@@ -55,14 +57,6 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#if defined(CONFIG_CMD_NAND)
-void nand_init (void);
-#endif
-
-#if defined(CONFIG_CMD_ONENAND)
-void onenand_init(void);
-#endif
-
 ulong monitor_flash_len;
 
 #ifdef CONFIG_HAS_DATAFLASH