Dear all,
In my modified AM3358 board based on BBB (kernel 4.1.18 , filesystem Debian 8), when I plugeed USB I get the following errors:
root@arm:~# [ 822.883615] usb 1-1: new high-speed USB device number 2 using musb-hdrc
[ 823.003706] usb 1-1: device descriptor read/64, error -71
[ 823.233612] usb 1-1: device descriptor read/64, error -71
[ 823.463611] usb 1-1: new high-speed USB device number 3 using musb-hdrc
[ 823.583704] usb 1-1: device descriptor read/64, error -71
[ 823.813561] usb 1-1: device descriptor read/64, error -71
[ 824.043607] usb 1-1: new high-speed USB device number 4 using musb-hdrc
[ 824.463605] usb 1-1: device not accepting address 4, error -71
[ 824.583611] usb 1-1: new high-speed USB device number 5 using musb-hdrc
[ 825.003603] usb 1-1: device not accepting address 5, error -71
[ 825.009710] usb usb1-port1: unable to enumerate USB device
my dmesg output
root@arm:~# dmesg | grep usb
[ 2.968348] usbcore: registered new interface driver usbfs
[ 2.968469] usbcore: registered new interface driver hub
[ 2.968649] usbcore: registered new device driver usb
[ 4.074263] usbcore: registered new interface driver udl
[ 4.192758] usbcore: registered new interface driver pegasus
[ 4.198582] usbcore: registered new interface driver rtl8150
[ 4.204365] usbcore: registered new interface driver r8152
[ 4.235793] 47401300.usb-phy supply vcc not found, using dummy regulator
[ 4.275808] musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk split, HB-ISO Rx, HB-ISO Tx, SoftConn)
[ 4.275830] musb-hdrc: MHDRC RTL version 2.0
[ 4.275840] musb-hdrc: setup fifo_mode 4
[ 4.275860] musb-hdrc: 28/31 max ep, 16384/16384 memory
[ 4.277807] 47401b00.usb-phy supply vcc not found, using dummy regulator
[ 4.325677] musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk split, HB-ISO Rx, HB-ISO Tx, SoftConn)
[ 4.325697] musb-hdrc: MHDRC RTL version 2.0
[ 4.325707] musb-hdrc: setup fifo_mode 4
[ 4.325723] musb-hdrc: 28/31 max ep, 16384/16384 memory
[ 4.326154] musb-hdrc musb-hdrc.1.auto: MUSB HDRC host driver
[ 4.332341] musb-hdrc musb-hdrc.1.auto: new USB bus registered, assigned bus number 1
[ 4.340545] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 4.347395] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 4.354684] usb usb1: Product: MUSB HDRC host driver
[ 4.359690] usb usb1: Manufacturer: Linux 4.1.18 musb-hcd
[ 4.365134] usb usb1: SerialNumber: musb-hdrc.1.auto
[ 4.583726] usbcore: registered new interface driver usbhid
[ 4.590348] usbhid: USB HID core driver
[ 21.070935] usb0: HOST MAC 68:c9:0b:ed:06:dc
[ 21.104495] usb0: MAC 68:c9:0b:ed:06:d0
my lsusb output:
root@arm:~# lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
what may be the problem?
Thanks and best regards