H8: Move EC GPE declaration to mainboard

Change-Id: Iefc481f09268dd15bbc3cbfa8bdd110d44383f6a
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/4281
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
3 files changed