soc/intel/common: use prog_locate() for finding fsp.bin

The current method was only taking the cbfs path. Because
of this fsp.bin was never being utilized from the RW slots.
Using prog_locate() now provides both the cbfs and vboot
locate methods for free.

BUG=chrome-os-partner:44827
BRANCH=None
TEST=Built and booted glados.

Change-Id: I2b3e088326d5a965ad90806a7950b9f401ed57de
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/11831
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
1 file changed