For additional information about the Versal device PCIe functionality, see the Versal Adaptive SoC CPM Mode for PCI Express Product Guide (PG346) and Versal Adaptive SoC CPM DMA and Bridge Mode for PCI Express Product Guide (PG347). Additional information about the PCI Express standard is available on the PCI-SIG website. See the Versal Architecture and Product Data Sheet: Overview (DS950) for more information about this feature.
See schematic pages 7 and 40, as well as the VEK280 Evaluation Board website for more details on connectivity. See schematic page 49 for details on the clocking configuration.