- onenand - OMAP3 support - Kconfig update

- onenand - OMAP3 support - Kconfig update

The following patch provides the onenand support for OMAP3.

The patch enables the onenand in def_config file, enable onenand Kconfig
for OMAP3 and enables omap2_sleep_block() only if CONFIG_PM is defined.
Also adding the signed off by line which was missed in the previous mail.

Signed-off-by: Nishant Kamat <nskamat@ti.com>
Signed-off-by: Sameer <sameersu@ti.com>
Acked-by: Felipe Balbi <felipe.lima@indt.org.br>
Signed-off-by: Tony Lindgren <tony@atomide.com>