if you are using windows, Download the latest Universal usb driver or whatever you want.
There is a file "android_winusb.inf" inside that driver pack.
Open it with a text editor like notepad. If you are using windows 64-bit, search for "[Google.NTamd64]" inside that file.
copy one of the devices listed below that. something like this:
;
;Google NexusOne
%SingleAdbInterface% = USB_Install, USB\VID_18D1&PID_0D02
%CompositeAdbInterface% = USB_Install, USB\VID_18D1&PID_0D02&MI_01
;
Replace those VIDs and PIDs with your device's.
You can find it in Device Manager. Right click on your device and click on Properties.
then under Details tab you can find all the information you need. select "Hardware Ids" in Property. or "Bus relations" shows everything you need.
after replacing those values, you can change the name "Google NexusOne" to whatever you want.
then save the file and driver for your device is ready.