The FSF address has changed in the past. Instead of updating it
each time the address changes, just drop it completely treewide.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Use the prefetch engine to improve NAND performance. The howto
is derived from the Kernel. Unlike the kernel we do not make
the access mode configurable.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

On omap we use different ecc modes for different purposes. The initial
boot code has to be written with hardware ecc whereas Linux usually uses
software ecc. To be able to write in both modes with a sinlge barebox
image introduce a eccmode device parameter.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>