usbdebug: Support i82801dx/ex southbridge

Tested on i82801dx system with board aopen/dxplplusu.

Change-Id: I522455ac79c87b9b6fc9cd8c4dc0da3563dfbfad
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/3381
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
diff --git a/src/southbridge/intel/i82801dx/usb2.c b/src/southbridge/intel/i82801dx/usb2.c
index a0ea5f6..5dd5866 100644
--- a/src/southbridge/intel/i82801dx/usb2.c
+++ b/src/southbridge/intel/i82801dx/usb2.c
@@ -24,6 +24,7 @@
 #include <device/pci.h>
 #include <device/pci_ids.h>
 #include <device/pci_ops.h>
+#include <usbdebug.h>
 #include "i82801dx.h"
 
 static void usb2_init(struct device *dev)
@@ -38,7 +39,7 @@
 }
 
 static struct device_operations usb2_ops = {
-	.read_resources = pci_dev_read_resources,
+	.read_resources = pci_ehci_read_resources,
 	.set_resources = pci_dev_set_resources,
 	.enable_resources = pci_dev_enable_resources,
 	.init = usb2_init,