The commit 
66372fe2 manually relocated the bbt pattern pointer,
which can be removed by using full relocation.
Signed-off-by: Mingkai Hu <Mingkai.hu@freescale.com>
        nand->waitfunc = fsl_elbc_wait;
 
        /* set up nand options */
-       /* redirect the pointer of bbt pattern to RAM */
-       bbt_main_descr.pattern = bbt_pattern;
-       bbt_mirror_descr.pattern = mirror_pattern;
        nand->bbt_td = &bbt_main_descr;
        nand->bbt_md = &bbt_mirror_descr;
 
        /* Large-page-specific setup */
        if (or & OR_FCM_PGS) {
                priv->page_size = 1;
-               largepage_memorybased.pattern = scan_ff_pattern;
                nand->badblock_pattern = &largepage_memorybased;
 
                /* adjust ecc setup if needed */