This patch adds prefetch support to access nand flash in mpu mode.
This patch also adds 8-bit nand support (omap_read/write_buf8).
Prefetch can be used for both 8- and 16-bit devices.
Signed-off-by: NVimal Singh <vimalsingh@ti.com>
Acked-by: NTony Lindgren <tony@atomide.com>
Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>