ot1200: Remove empty reset_cpu()

There is really no need to provide an empty reset_cpu() implementation,
so just remove it.

Cc: Christian Gmeiner <christian.gmeiner@gmail.com>
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Acked-by: NChristian Gmeiner <christian.gmeiner@gmail.com>

board/bachmann/ot1200/ot1200_spl.c

@@ -156,7 +156,3 @@ void board_init_f(ulong dummy)
 	/* load/boot image from boot device */
 	board_init_r(NULL, 0);
 }
-
-void reset_cpu(ulong addr)
-{
-}