ID:15947 .phasectrlin[<number>] input port of DQS delay chain primitive "<name>" must be driven by the dqsinputphasesetting[<number>] output port of a DQS config primitive

CAUSE: The phasectrlin input port of the specified DQS delay chain primitive is unconnected, or driven by an illegal source. This port must be connected. Otherwise, this port becomes optional and defaults to GND.

ACTION: Check the design and make sure that the specified phasectrlin input port is driven by a legal source.