diff --git a/src/southbridge/intel/i82371eb/i82371eb_smbus.c b/src/southbridge/intel/i82371eb/i82371eb_smbus.c
index 838380d..ae1b293 100644
--- a/src/southbridge/intel/i82371eb/i82371eb_smbus.c
+++ b/src/southbridge/intel/i82371eb/i82371eb_smbus.c
@@ -18,26 +18,31 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#include <stdint.h>
 #include <device/device.h>
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <device/smbus.h>
 #include "i82371eb.h"
 
-static struct smbus_bus_operations lops_smbus_bus = {
+/* TODO: Needed later? */
+static const struct smbus_bus_operations lops_smbus_bus = {
 };
 
-static struct device_operations smbus_ops = {
+static const struct device_operations smbus_ops = {
 	.read_resources		= pci_dev_read_resources,
 	.set_resources		= pci_dev_set_resources,
 	.enable_resources	= pci_dev_enable_resources,
 	.init			= 0,
 	.scan_bus		= scan_static_bus,
-	// .enable		= i82371eb_enable,	// TODO: Needed?
+	.enable			= 0,
 	.ops_pci		= 0, /* No subsystem IDs on 82371EB! */
 	.ops_smbus_bus		= &lops_smbus_bus,
 };
 
+/* Note: There's no SMBus on 82371FB/SB/MX and 82437MX. */
+
+/* Intel 82371AB/EB/MB */
 static const struct pci_driver smbus_driver __pci_driver = {
 	.ops	= &smbus_ops,
 	.vendor	= PCI_VENDOR_ID_INTEL,