diff --git a/src/mainboard/google/zoombini/Makefile.inc b/src/mainboard/google/zoombini/Makefile.inc
index 38e10d0a41..b6fe25e415 100644
--- a/src/mainboard/google/zoombini/Makefile.inc
+++ b/src/mainboard/google/zoombini/Makefile.inc
@@ -1,7 +1,7 @@
 ##
 ## This file is part of the coreboot project.
 ##
-## Copyright (C) 2017 Google Inc.
+## Copyright 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
@@ -25,6 +25,7 @@ romstage-y += romstage.c
 ramstage-y += boardid.c
 ramstage-$(CONFIG_CHROMEOS) += chromeos.c
 ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC) += ec.c
+ramstage-y += mainboard.c
 
 smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
 
diff --git a/src/mainboard/google/zoombini/mainboard.c b/src/mainboard/google/zoombini/mainboard.c
new file mode 100644
index 0000000000..262e823667
--- /dev/null
+++ b/src/mainboard/google/zoombini/mainboard.c
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 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 <device/device.h>
+#include <ec/ec.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+
+static void mainboard_init(device_t dev)
+{
+	mainboard_ec_init();
+}
+
+static void mainboard_enable(device_t dev)
+{
+	dev->ops->init = mainboard_init;
+	dev->ops->acpi_inject_dsdt_generator = chromeos_dsdt_generator;
+	dev->ops->write_acpi_tables = NULL;
+}
+
+struct chip_operations mainboard_ops = {
+	.enable_dev = mainboard_enable,
+};