Add a link to the "Driver Writer's Guide" and a link to the "EDK II
firmware for Intel Quark SoC X1000" document.
TEST=None
Change-Id: I8d629d06accfe24a0b8971b5b5868849587c3db7
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/13893
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)