src/soc: Add and update license headers

This change adds and updates headers in all of the soc files that
had missing or unrecognized headers.  After this goes in, we can
turn on lint checking for headers in all soc directories.

Change-Id: I8b34dcd10c692f1048bd8d6c0fe3bfce13d54967
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/26569
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
46 files changed