mainboard/intel/galileo: Add Intel Galileo Gen 2 Support

Add the files to build soc/intel/quark and mainboard/intel/galileo for a
minimal coreboot image.  Please note that this configuration does not
run.  Include HTML documentation for the Galileo Gen 2 board.

Testing is successful if build completes successfully.

TEST=Build for Galileo

Change-Id: Idd3fda1b8ed9460fa8c92e6dcaa601c3c9f63a36
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/13507
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
5 files changed