config: developerbox: move to new flash layout and boot flow

Towards enabling FWU and supporting new firmware layout in NOR flash,
make u-boot PIC and adjust uboot env offset in flash.

Acked-by: Etienne Carriere <etienne.carriere@linaro.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
1 file changed