GPIO Pin Schematic for the AM3359 / BBB

Can anyone point me to the CPU schematic for the GPIO pins for the AM3359 / BBB?
I need to determine the value of the internal pull-ups and need to know the design of the I/O.


This information is mostly in the data sheet, available from TI:

There is additional data in the silicon errata and the technical
reference manual, all available from the AM3359 product page:

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Charles Steinkuehler