Ok so the xhci spec allows for more endpoints but Intel's implementation seems to be limited to 96 endpoints. But the datasheet of the VL805 specifies 20h (32) for MAXSLOTS so 32 devices seems to be a HW limitation on the Pi's USB controller as well. There's no way around it.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1928710 Title: ubuntu server 20.04 LTS for ARM64 on Raspberry Pi4 could not handle more than 32 USB3 devices To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/1928710/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
