bcb: fix compilation

this fix :
arch/arm/mach-mxs/bcb.c:268: error: too few arguments to function 'chip->ecc.read_page_raw'
arch/arm/mach-mxs/bcb.c:309: error: too few arguments to function 'chip->write_page'

caution : this is NOT runtime tested.

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
blspec: Fix crash with menu disabled

blspec->menu is only valid when menu support is enabled. Check for it
before dereferencing the pointer.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
mtd: nand: don't scan bbt if CONFIG_NAND_BBT not set

Signed-off-by: 张忠山 <zzs0213@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>