ID:21112 Signal "<name>" feeds the INCLK[<number>] input port of GXB Transceiver PLL "<name>", but this signal can be fed only from an input pin

CAUSE: The specified clock input port of the specified gigabit transceiver block (GXB) transceiver PLL is fed by the specified signal that is not fed by an input pin.

ACTION: Modify the design so that the clock input port of the specified GXB Transceiver PLL is fed by an input pin.