ARM: omap4_panda: enable saveenv command

Enable saveenv command and the configs to store environment
persistently in the SD card.

Tested on OMAP4 Panda (OMAP4460 ES1.1)

Signed-off-by: Maxin B. John <maxin.john@enea.com>
Acked-by: Lokesh Vutla <lokeshvutla@ti.com>
1 file changed