uboot-phytec

efi_loader: refactor efi_set_timer

efi_set_timer is refactored to make the function callable internally.
Wrapper function efi_set_timer_ext is provided for EFI applications.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>