mainboard/intel: Add Skylake based Kunimitsu board

Initial files to support the Kunimitsu board.
Matches chromium tree at 927026db

This board uses the Skylake FSP 1.1 image and does not build without the
FspUpdVpd.h file.

BRANCH=none
BUG=None
TEST=Build and run ChromeOS on kunimitsu

Change-Id: I1017a66bc811af51a0921e864b589ce2cb618082
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: http://review.coreboot.org/10836
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
diff --git a/src/mainboard/intel/kunimitsu/ec.c b/src/mainboard/intel/kunimitsu/ec.c
new file mode 100644
index 0000000..c491ad5
--- /dev/null
+++ b/src/mainboard/intel/kunimitsu/ec.c
@@ -0,0 +1,55 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Google Inc.
+ * Copyright (C) 2015 Intel Corporation
+ *
+ * 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.
+ */
+
+#include <arch/acpi.h>
+#include <console/console.h>
+#include <ec/google/chromeec/ec.h>
+#include "ec.h"
+
+void mainboard_ec_init(void)
+{
+	printk(BIOS_DEBUG, "mainboard_ec_init\n");
+	post_code(0xf0);
+
+	/* Restore SCI event mask on resume. */
+	if (acpi_slp_type == 3) {
+		google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS |
+					   MAINBOARD_EC_S3_WAKE_EVENTS);
+
+		/* Disable SMI and wake events */
+		google_chromeec_set_smi_mask(0);
+
+		/* Clear pending events */
+		while (google_chromeec_get_event() != 0)
+			;
+		/*
+		 * Set SCI mask.OS may not generate SMI event to set
+		 * this on S3 resume.
+		 */
+		google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS);
+	} else {
+		google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS |
+					   MAINBOARD_EC_S5_WAKE_EVENTS);
+	}
+
+	/* Clear wake event mask */
+	google_chromeec_set_wake_mask(0);
+	post_code(0xf1);
+}