sio1007: Properly build '.c' files

Properly build the super i/o .c files.  This prevents including
the .c file directly in romstage, which is generally bad practice.
Adding a Makefile and a .h file to include.

Change-Id: I0be66e94d3062a2c4a445cee2f12ec249598dc8b
Signed-off-by: Marc Jones <marc.jones@se-eng.com>
Reviewed-on: http://review.coreboot.org/4014
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>

1 files changed, 21 insertions, 0 deletions

diff --git a/src/superio/smsc/sio1007/Makefile.inc b/src/superio/smsc/sio1007/Makefile.inc
new file mode 100644
index 0000000000..10684683f6
--- /dev/null
+++ b/src/superio/smsc/sio1007/Makefile.inc
@@ -0,0 +1,21 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2013 Sage Electronic Engineering LLC.
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; version 2 of the License.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+romstage-$(CONFIG_SUPERIO_SMSC_SIO1007) += early_serial.c
+