ID:15037 PLL "<name>" uses fbin input port, but OPERATION_MODE parameter of PLL must be set to EXTERNAL_FEEDBACK

CAUSE: The specified PLL has the fbin input port connected, but the OPERATION_MODE parameter of the PLL is not set to EXTERNAL_FEEDBACK. When the PLL uses the fbin input port, the OPERATION_MODE parameter of the PLL must be set to EXTERNAL_FEEDBACK.

ACTION: Disconnect the fbin port the PLL, or change the OPERATION_MODE parameter of the PLL to EXTERNAL_FEEDBACK.