mainboard/elmex: Add new board pcm205401

pcm205401 is CPU board equipped with T40R of AMD. We used SeaBIOS and
Windows Embedded Standard 7 to test pcm205401.

In comparison to pcm205400, only VGA PCI ID is changed and board
identifier strings in SMBIOS / DMI.

Change-Id: I6c7e90db84f13ffbf9e629f2b92649895a466155
Signed-off-by: Yuichi Ito <yui.corebt@gmail.com>
Reviewed-on: https://review.coreboot.org/15930
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
4 files changed