mainboard: add support for lenovo x1 carbon gen 1

Based on Thinkpad x230 and schematics.
Verified by autoport.

USB debug port is the left front usb port

Thanks to Holger Levsen for the device.

Change-Id: I97c8e01a3ce0577d7dc9e8df7d33db3b155fe3d6
Tested-on: lenovo x1 carbon gen 1
Signed-off-by: Alexander Couzens <lynxis@fe80.eu>
Reviewed-on: https://review.coreboot.org/16994
Tested-by: build bot (Jenkins)
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

1 files changed, 21 insertions, 0 deletions

diff --git a/src/mainboard/lenovo/x1_carbon_gen1/Makefile.inc b/src/mainboard/lenovo/x1_carbon_gen1/Makefile.inc
new file mode 100644
index 0000000000..ee08d78642
--- /dev/null
+++ b/src/mainboard/lenovo/x1_carbon_gen1/Makefile.inc
@@ -0,0 +1,21 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+##
+## 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.
+##
+
+subdirs-y += spd
+
+smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
+romstage-y += gpio.c
+
+ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads