Hi there,
some more information for you:
Freescale based BSP are either based on PCS (which has been EOLed) and LTIB, you may want to check the following links to learn more about this environment:
http://www.freescale.com/webapp/sps/site/overview.jsp?nodeId=02VS0l320822D022DBfor BSP not based on those environments, I would recommend to contact the BSP producer support line.
Hope this helps...
Regards