Interesting to see who is Freescale's hardware and software partner regarding MPC5125 based systems (apart from the ADS5125 eval board by STx, that is):

http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=TWR-MPC5125-KIT ("Partner Spotlight" on the right)
http://www.freescale.com/files/microcontrollers/doc/train_ref_material/MPC512LB.pdf
http://www.freescale.com/files/microcontrollers/doc/train_ref_material/TWRMPC5125LINUXINST.pdf (from page 7 to end)
http://www.freescale.com/files/microcontrollers/doc/user_guide/MPC512CYMNQSG.pdf (pages 6, 8, 9)
http://www.freescale.com/files/microcontrollers/doc/user_guide/TWRMPC5125UM.pdf (top right corner of pages)
http://www.freescale.com/files/microcontrollers/hardware_tools/schematics/TWRMPC5125SCH.pdf (bottom right corner of pages)