Hello,
my external USB3.0 HDD is only recognized with USB 1.1.
dmesg | grep usb:
[ 0.180455] usbcore: registered new interface driver usbfs [ 0.180455] usbcore: registered new interface driver hub [ 0.180455] usbcore: registered new device driver usb [ 2.470043] usb 2-1: new high-speed USB device number 2 using sunxi-ehci [ 2.610042] usb 2-1: device descriptor read/64, error -71 [ 2.694427] usbcore: registered new interface driver usb-storage [ 2.716481] usbcore: registered new interface driver ums-alauda [ 2.728259] usbcore: registered new interface driver ums-cypress [ 2.740098] usbcore: registered new interface driver ums-datafab [ 2.751861] usbcore: registered new interface driver ums_eneub6250 [ 2.763774] usbcore: registered new interface driver ums-freecom [ 2.775399] usbcore: registered new interface driver ums-isd200 [ 2.786825] usbcore: registered new interface driver ums-jumpshot [ 2.798320] usbcore: registered new interface driver ums-karma [ 2.809434] usbcore: registered new interface driver ums-onetouch [ 2.820832] usbcore: registered new interface driver ums-realtek [ 2.832027] usbcore: registered new interface driver ums-sddr09 [ 2.843107] usbcore: registered new interface driver ums-sddr55 [ 2.854029] usbcore: registered new interface driver ums-usbat [ 3.352944] usbcore: registered new interface driver usbhid [ 3.362698] usbhid: USB HID core driver [ 3.390062] usb 2-1: device descriptor read/64, error -71 [ 3.620047] usb 2-1: new high-speed USB device number 3 using sunxi-ehci [ 3.870053] usb 2-1: device descriptor read/64, error -71 [ 4.158152] usb 2-1: device descriptor read/64, error -71 [ 4.400065] usb 2-1: new high-speed USB device number 4 using sunxi-ehci [ 4.830075] usb 2-1: device not accepting address 4, error -71 [ 4.969208] usb 2-1: new high-speed USB device number 5 using sunxi-ehci [ 5.410054] usb 2-1: device not accepting address 5, error -71 [ 5.950047] usb 5-1: new full-speed USB device number 2 using sunxi-ohci [ 6.177093] usb 5-1: not running at top speed; connect to a high speed hub [ 6.203191] scsi0 : usb-storage 5-1:1.0
what can i do to get the HDD work with USB 2.0?
thanks 4 any help!