Index: uspace/lib/usb/include/usb/usb.h
===================================================================
--- uspace/lib/usb/include/usb/usb.h	(revision 90fb67905fb2165ffde39c28adcb4300e314a450)
+++ uspace/lib/usb/include/usb/usb.h	(revision fe2333da175feb0b278049830a4be0cfc3e3baeb)
@@ -71,4 +71,6 @@
 /** Default USB address. */
 #define USB_ADDRESS_DEFAULT 0
+/** Maximum address number in USB 1.1. */
+#define USB11_ADDRESS_MAX 128
 
 /** USB endpoint number type.