google/zoombini: Add new board

Add zoombini board files using cannonlake and FSP 2.0.
Copied most initial files from poppy and cannonlake_rvp.

BUG=b:64395641
BRANCH=None
TEST=Compiles successfully using "./util/abuild/abuild
-p none -t google/zoombini -x -a"

Change-Id: I13ebaae403d08f1b2e6881eeba4dc1787c792b4e
Signed-off-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-on: https://review.coreboot.org/21273
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/src/mainboard/google/zoombini/ec.c b/src/mainboard/google/zoombini/ec.c
new file mode 100644
index 0000000000..2ce1abfe48
--- /dev/null
+++ b/src/mainboard/google/zoombini/ec.c
@@ -0,0 +1,42 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2017 Google Inc.
+ *
+ * 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.
+ */
+
+#include <arch/acpi.h>
+#include <ec/google/chromeec/ec.h>
+#include <variant/ec.h>
+
+void mainboard_ec_init(void)
+{
+	if (acpi_is_wakeup_s3()) {
+		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)
+			;
+
+		/* Restore SCI event mask */
+		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);
+}