Aftere flashing the board with the latest version of 820c,USB can not be used. and debug info as below, any suggestions ? Seems hardware problem,any suggestion about that?
Debug info
[ 16.728305] IPv6: ADDRCONF(NETDEV_UP): wlp1s0: link is not ready
[ 16.856873] IPv6: ADDRCONF(NETDEV_UP): wlp1s0: link is not ready
[ 18.846228] Bluetooth: RFCOMM TTY layer initialized
[ 18.846261] Bluetooth: RFCOMM socket layer initialized
[ 18.849927] Bluetooth: RFCOMM ver 1.11
[ 19.270738] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 19.270770] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 19.276330] usb usb2-port1: cannot disable (err = -32)
[ 23.375000] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 23.375072] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 23.380551] usb usb2-port1: cannot disable (err = -32)
[ 27.478614] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 27.478649] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 27.484071] usb usb2-port1: cannot disable (err = -32)
[ 31.582893] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 31.582962] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 31.588455] usb usb2-port1: cannot disable (err = -32)
[ 35.686885] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 35.686954] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 35.692440] usb usb2-port1: cannot disable (err = -32)
[ 39.794882] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 39.794950] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 39.800446] usb usb2-port1: cannot disable (err = -32)
[ 43.898922] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 43.898993] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 43.904491] usb usb2-port1: cannot disable (err = -32)
[ 48.006910] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 48.006981] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 48.015546] usb usb2-port1: cannot disable (err = -32)
[ 52.110896] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 52.110966] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 52.119514] usb usb2-port1: cannot disable (err = -32)
[ 56.214888] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 56.214958] xhci-hcd xhci-hcd.1.auto: Cannot set link state.
[ 56.223392] usb usb2-port1: cannot disable (err = -32)
[ 60.318898] usb usb2-port1: Cannot enable. Maybe the USB cable is bad?
[ 60.318967] xhci-hcd xhci-hcd.1.auto: Cannot set link state.