We have an issue where some of our PCIE adapters are not being detected by the system. Specifically, the adapters that do not work are cards that use the +3.3V supply directly. Other cards, that derive it from the +12V supply work fine. From an earlier thread this patch was suggested, but the issue…

PCIE adapters that require +3.3V not being detected by the system

vidyas July 31, 2019, 1:21pm 4

Another thread @ PCIe 12V arrives too late for PERST - Jetson AGX Xavier - NVIDIA Developer Forums confirms that with r32.2, there is no issue. Are you not using r32.2?

PCI Express card not being detected on boot occasionally

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