Have a great day,
Available P4080 boards you can see on the NXP site
http://www.nxp.com/products/microcontrollers-and-processors/power-architecture-processors/qoriq-powe...
Excepting COM Express Carrier Board Schematics of P4080COME-DS-PB QorIQ Development System there is not public schematics for any P4080 reference designs on the NXP site. You also can ask the nearest NXP representative or create request for schematics (please see how Enter a Service Request to discuss confidential information )
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