USB2 deveices not detected after motherboard upgarde

Installed new motherboard. Now can’t access any device on USB2 ports. Only devices connected to USB3 are visible and could be mounted for ex. In dmesg see many errors - below. How to solve?

    2.984487] usbcore: registered new interface driver usbfs
    2.984498] usbcore: registered new interface driver hub
    2.984537] usbcore: registered new device driver usb
    3.012096] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
    3.012099] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    3.012101] usb usb1: Product: EHCI Host Controller
    3.012102] usb usb1: Manufacturer: Linux 4.16.4-1-default ehci_hcd
    3.012104] usb usb1: SerialNumber: 0000:00:12.2
    3.012560] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
    3.012562] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    3.012563] usb usb2: Product: xHCI Host Controller
    3.012564] usb usb2: Manufacturer: Linux 4.16.4-1-default xhci-hcd
    3.012565] usb usb2: SerialNumber: 0000:02:00.0
    3.012826] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM.
    3.012857] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003
    3.012859] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    3.012861] usb usb3: Product: xHCI Host Controller
    3.012862] usb usb3: Manufacturer: Linux 4.16.4-1-default xhci-hcd
    3.012863] usb usb3: SerialNumber: 0000:02:00.0
    3.032223] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002
    3.032226] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    3.032228] usb usb4: Product: EHCI Host Controller
    3.032230] usb usb4: Manufacturer: Linux 4.16.4-1-default ehci_hcd
    3.032232] usb usb4: SerialNumber: 0000:00:13.2
    3.048221] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002
    3.048222] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    3.048223] usb usb5: Product: EHCI Host Controller
    3.048224] usb usb5: Manufacturer: Linux 4.16.4-1-default ehci_hcd
    3.048225] usb usb5: SerialNumber: 0000:00:16.2
    3.112067] usb usb6: New USB device found, idVendor=1d6b, idProduct=0001
    3.112069] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    3.112070] usb usb6: Product: OHCI PCI host controller
    3.112071] usb usb6: Manufacturer: Linux 4.16.4-1-default ohci_hcd
    3.112072] usb usb6: SerialNumber: 0000:00:12.0
    3.260065] usb usb7: New USB device found, idVendor=1d6b, idProduct=0001
    3.260067] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    3.260068] usb usb7: Product: OHCI PCI host controller
    3.260069] usb usb7: Manufacturer: Linux 4.16.4-1-default ohci_hcd
    3.260070] usb usb7: SerialNumber: 0000:00:13.0
    4.568033] usb usb8: New USB device found, idVendor=1d6b, idProduct=0001
    4.568035] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    4.568036] usb usb8: Product: OHCI PCI host controller
    4.568037] usb usb8: Manufacturer: Linux 4.16.4-1-default ohci_hcd
    4.568038] usb usb8: SerialNumber: 0000:00:14.5
    4.692032] usb usb9: New USB device found, idVendor=1d6b, idProduct=0001
    4.692033] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1
    4.692034] usb usb9: Product: OHCI PCI host controller
    4.692035] usb usb9: Manufacturer: Linux 4.16.4-1-default ohci_hcd
    4.692036] usb usb9: SerialNumber: 0000:00:16.0
    4.756042] usb 4-1: new high-speed USB device number 2 using ehci-pci
    4.756057] usb 2-1: new high-speed USB device number 2 using xhci_hcd
    4.888046] usb 4-1: device descriptor read/64, error -32
    4.913144] usb 2-1: New USB device found, idVendor=2109, idProduct=3431
    4.913146] usb 2-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
    4.913147] usb 2-1: Product: USB2.0 Hub
    5.088017] usb 9-1: new full-speed USB device number 2 using ohci-pci
    5.120038] usb 4-1: device descriptor read/64, error -32
    5.264021] usb 9-1: device descriptor read/64, error -32
    5.360043] usb 4-1: new high-speed USB device number 3 using ehci-pci
    5.472086] usb 2-1.2: new full-speed USB device number 3 using xhci_hcd
    5.488034] usb 4-1: device descriptor read/64, error -32
    5.548035] usb 9-1: device descriptor read/64, error -32
    5.580319] usb 2-1.2: New USB device found, idVendor=3938, idProduct=1031
    5.580321] usb 2-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
    5.580322] usb 2-1.2: Product: 2.4G Wireless Mouse
    5.580323] usb 2-1.2: Manufacturer: MOSART Semi.
    5.656145] usb 5-4: new high-speed USB device number 3 using ehci-pci
    5.724108] usb 4-1: device descriptor read/64, error -32
    5.784065] usb 5-4: device descriptor read/64, error -32
    5.832121] usb usb4-port1: attempt power cycle
    5.840081] usb 9-1: new full-speed USB device number 3 using ohci-pci
    6.016113] usb 9-1: device descriptor read/64, error -32
    6.024085] usb 5-4: device descriptor read/64, error -32
    6.260104] usb 5-4: new high-speed USB device number 4 using ehci-pci
    6.276024] usb 4-1: new high-speed USB device number 4 using ehci-pci
    6.300089] usb 9-1: device descriptor read/64, error -32
    6.388110] usb 5-4: device descriptor read/64, error -32
    6.408121] usb usb9-port1: attempt power cycle
    6.628076] usb 5-4: device descriptor read/64, error -32
    6.692105] usb 4-1: device not accepting address 4, error -32
    6.736115] usb usb5-port4: attempt power cycle
    6.820105] usb 4-1: new high-speed USB device number 5 using ehci-pci
    6.880100] usb 9-1: new full-speed USB device number 4 using ohci-pci
    7.180084] usb 5-4: new high-speed USB device number 5 using ehci-pci
    7.236101] usb 4-1: device not accepting address 5, error -32
    7.236151] usb usb4-port1: unable to enumerate USB device
    7.300095] usb 9-1: device not accepting address 4, error -32
    7.456133] usb 9-1: new full-speed USB device number 5 using ohci-pci
    7.592099] usb 7-1: new full-speed USB device number 2 using ohci-pci
    7.596110] usb 5-4: device not accepting address 5, error -32
    7.724099] usb 5-4: new high-speed USB device number 6 using ehci-pci
    7.752090] usb 7-1: device descriptor read/64, error -32
    7.876103] usb 9-1: device not accepting address 5, error -32
    7.876147] usb usb9-port1: unable to enumerate USB device
    8.020097] usb 7-1: device descriptor read/64, error -32
    8.140025] usb 5-4: device not accepting address 6, error -32
    8.140040] usb usb5-port4: unable to enumerate USB device
    8.284082] usb 7-1: new full-speed USB device number 3 using ohci-pci
    8.444088] usb 7-1: device descriptor read/64, error -32
    8.500081] usb 9-1: new full-speed USB device number 6 using ohci-pci
    8.676081] usb 9-1: device descriptor read/64, error -32
    8.712066] usb 7-1: device descriptor read/64, error -32
    8.820090] usb usb7-port1: attempt power cycle
    8.960106] usb 9-1: device descriptor read/64, error -32
    9.228103] usb 9-1: new full-speed USB device number 7 using ohci-pci
    9.292097] usb 7-1: new full-speed USB device number 4 using ohci-pci
    9.404091] usb 9-1: device descriptor read/64, error -32
    9.688104] usb 9-1: device descriptor read/64, error -32
    9.708117] usb 7-1: device not accepting address 4, error -32
    9.796112] usb usb9-port1: attempt power cycle
    9.864091] usb 7-1: new full-speed USB device number 5 using ohci-pci
   10.272094] usb 9-1: new full-speed USB device number 8 using ohci-pci
   10.280097] usb 7-1: device not accepting address 5, error -32
   10.280153] usb usb7-port1: unable to enumerate USB device
   10.688108] usb 9-1: device not accepting address 8, error -32
   10.844104] usb 9-1: new full-speed USB device number 9 using ohci-pci
   11.260101] usb 9-1: device not accepting address 9, error -32
   11.260169] usb usb9-port1: unable to enumerate USB device
   11.416108] usb 9-4: new full-speed USB device number 10 using ohci-pci
   11.576103] usb 9-4: device descriptor read/64, error -32
   11.844101] usb 9-4: device descriptor read/64, error -32
   12.108082] usb 9-4: new full-speed USB device number 11 using ohci-pci
   12.268101] usb 9-4: device descriptor read/64, error -32
   12.536101] usb 9-4: device descriptor read/64, error -32
   12.644143] usb usb9-port4: attempt power cycle
   13.116103] usb 9-4: new full-speed USB device number 12 using ohci-pci
   13.532108] usb 9-4: device not accepting address 12, error -32
   13.688103] usb 9-4: new full-speed USB device number 13 using ohci-pci
   14.104103] usb 9-4: device not accepting address 13, error -32
   14.104155] usb usb9-port4: unable to enumerate USB device
   17.248616] usbcore: registered new interface driver usbhid
   17.248617] usbhid: USB HID core driver
   17.400144] input: MOSART Semi. 2.4G Wireless Mouse as /devices/pci0000:00/0000:00:04.0/0000:02:00.0/usb2/2-1/2-1.2/2-1.2:1.0/0003:3938:1031.0001/input/input4
   17.400477] hid-generic 0003:3938:1031.0001: input,hiddev96,hidraw0: USB HID v1.10 Mouse [MOSART Semi. 2.4G Wireless Mouse] on usb-0000:02:00.0-1.2/input0
  232.821347] usb 4-1: new high-speed USB device number 6 using ehci-pci
  232.953398] usb 4-1: device descriptor read/64, error -32
  233.189464] usb 4-1: device descriptor read/64, error -32
  233.425519] usb 4-1: new high-speed USB device number 7 using ehci-pci
  233.561557] usb 4-1: device descriptor read/64, error -32
  233.797646] usb 4-1: device descriptor read/64, error -32
  233.905676] usb usb4-port1: attempt power cycle
  234.353774] usb 4-1: new high-speed USB device number 8 using ehci-pci
  234.769948] usb 4-1: device not accepting address 8, error -32
  234.897959] usb 4-1: new high-speed USB device number 9 using ehci-pci
  235.317995] usb 4-1: device not accepting address 9, error -32
  235.318024] usb usb4-port1: unable to enumerate USB device
  235.682097] usb 7-1: new full-speed USB device number 6 using ohci-pci
  235.842125] usb 7-1: device descriptor read/64, error -32
  236.110264] usb 7-1: device descriptor read/64, error -32
  236.378288] usb 7-1: new full-speed USB device number 7 using ohci-pci
  236.538315] usb 7-1: device descriptor read/64, error -32
  236.834364] usb 7-1: device descriptor read/64, error -32
  236.946510] usb usb7-port1: attempt power cycle
  237.422518] usb 7-1: new full-speed USB device number 8 using ohci-pci
  237.842595] usb 7-1: device not accepting address 8, error -32
  237.998665] usb 7-1: new full-speed USB device number 9 using ohci-pci
  238.414742] usb 7-1: device not accepting address 9, error -32
  238.414805] usb usb7-port1: unable to enumerate USB device

On Mon 30 Apr 2018 07:16:03 PM CDT, akontsevich wrote:

Installed new motherboard. Now can’t access any device on USB2 ports.
Only devices connected to USB3 are visible and could be mounted for ex.
In dmesg see many errors - below. How to solve?

<snip>

Hi
Maybe check the system BIOS for legacy USB support.


Cheers Malcolm °¿° SUSE Knowledge Partner (Linux Counter #276890)
Tumbleweed - 20180427 | GNOME Shell 3.28.1 | 4.16.4-1-default
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First thing I did. USB flash drive attached to USB2 port is visible in BIOS and in Windows. Have problems in Linux. Do not want to reinstall it.

Solved like mentioned here: https://bbs.archlinux.org/viewtopic.php?id=214293 as I also have VIA VL805 chipset on my motherboard.
Added “iommu=soft” to GRUB_CMDLINE_LINUX= parameter in /etc/default/grub, then do

grub2-mkconfig -o /boot/grub2/grub.cfg

P.S. Good to have this automatically from openSUSE. Thanks!