mtd: nand: sunxi: improve ->cmd_ctrl() function

Try to pack address and command cycles into a single NAND controller
command to avoid polling the status register for each single change
on the NAND bus.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Boris Brezillon 2015-09-16 09:05:31 +02:00
commit e9aa671f69