TIMING-57: Unsupported Configuration with PHASESHIFT_MODE and Digital Deskew - 2022.1 English

Vivado Design Suite User Guide: Design Analysis and Closure Techniques (UG906)

Document ID
UG906
Release Date
2022-05-04
Version
2022.1 English

The clock modifying block <netlist_element> is configured for digital deskew and has PHASESHIFT_MODE=WAVEFORM. This combination is unsupported, and timing analysis will proceed by treating it as if PHASESHIFT_MODE = LATENCY. Change the specified cell configuration to PHASESHIFT_MODE= LATENCY and ensure that no timing constraints are written against the expectation of PHASESHIFT_MODE=WAVEFORM.