ls /sys/bus/usb/devices/usb1/ 1-0:1.0 bDeviceSubClass configuration idProduct quirks uevent 1-1 bMaxPacketSize0 descriptors idVendor removable urbnum authorized bMaxPower dev interface_authorized_default remove version authorized_default bNumConfigurations devnum ltm_capable rx_lanes avoid_reset_quirk bNumInterfaces devpath manufacturer serial bConfigurationValue bcdDevice devspec maxchild speed bDeviceClass bmAttributes driver of_node subsystem bDeviceProtocol busnum ep_00 product tx_lanes root@OpenWrt:~# ls /sys/bus/usb/devices/*/* /sys/bus/usb/devices/1-0:1.0/authorized /sys/bus/usb/devices/1-1/idVendor /sys/bus/usb/devices/usb1/bMaxPacketSize0 /sys/bus/usb/devices/1-0:1.0/bAlternateSetting /sys/bus/usb/devices/1-1/ltm_capable /sys/bus/usb/devices/usb1/bMaxPower /sys/bus/usb/devices/1-0:1.0/bInterfaceClass /sys/bus/usb/devices/1-1/maxchild /sys/bus/usb/devices/usb1/bNumConfigurations /sys/bus/usb/devices/1-0:1.0/bInterfaceNumber /sys/bus/usb/devices/1-1/product /sys/bus/usb/devices/usb1/bNumInterfaces /sys/bus/usb/devices/1-0:1.0/bInterfaceProtocol /sys/bus/usb/devices/1-1/quirks /sys/bus/usb/devices/usb1/bcdDevice /sys/bus/usb/devices/1-0:1.0/bInterfaceSubClass /sys/bus/usb/devices/1-1/removable /sys/bus/usb/devices/usb1/bmAttributes /sys/bus/usb/devices/1-0:1.0/bNumEndpoints /sys/bus/usb/devices/1-1/remove /sys/bus/usb/devices/usb1/busnum /sys/bus/usb/devices/1-0:1.0/modalias /sys/bus/usb/devices/1-1/rx_lanes /sys/bus/usb/devices/usb1/configuration /sys/bus/usb/devices/1-0:1.0/supports_autosuspend /sys/bus/usb/devices/1-1/speed /sys/bus/usb/devices/usb1/descriptors /sys/bus/usb/devices/1-0:1.0/uevent /sys/bus/usb/devices/1-1/tx_lanes /sys/bus/usb/devices/usb1/dev /sys/bus/usb/devices/1-1/authorized /sys/bus/usb/devices/1-1/uevent /sys/bus/usb/devices/usb1/devnum /sys/bus/usb/devices/1-1/avoid_reset_quirk /sys/bus/usb/devices/1-1/urbnum /sys/bus/usb/devices/usb1/devpath /sys/bus/usb/devices/1-1/bConfigurationValue /sys/bus/usb/devices/1-1/version /sys/bus/usb/devices/usb1/devspec /sys/bus/usb/devices/1-1/bDeviceClass /sys/bus/usb/devices/1-1:1.0/authorized /sys/bus/usb/devices/usb1/idProduct /sys/bus/usb/devices/1-1/bDeviceProtocol /sys/bus/usb/devices/1-1:1.0/bAlternateSetting /sys/bus/usb/devices/usb1/idVendor /sys/bus/usb/devices/1-1/bDeviceSubClass /sys/bus/usb/devices/1-1:1.0/bInterfaceClass /sys/bus/usb/devices/usb1/interface_authorized_default /sys/bus/usb/devices/1-1/bMaxPacketSize0 /sys/bus/usb/devices/1-1:1.0/bInterfaceNumber /sys/bus/usb/devices/usb1/ltm_capable /sys/bus/usb/devices/1-1/bMaxPower /sys/bus/usb/devices/1-1:1.0/bInterfaceProtocol /sys/bus/usb/devices/usb1/manufacturer /sys/bus/usb/devices/1-1/bNumConfigurations /sys/bus/usb/devices/1-1:1.0/bInterfaceSubClass /sys/bus/usb/devices/usb1/maxchild /sys/bus/usb/devices/1-1/bNumInterfaces /sys/bus/usb/devices/1-1:1.0/bNumEndpoints /sys/bus/usb/devices/usb1/product /sys/bus/usb/devices/1-1/bcdDevice /sys/bus/usb/devices/1-1:1.0/modalias /sys/bus/usb/devices/usb1/quirks /sys/bus/usb/devices/1-1/bmAttributes /sys/bus/usb/devices/1-1:1.0/supports_autosuspend /sys/bus/usb/devices/usb1/removable /sys/bus/usb/devices/1-1/busnum /sys/bus/usb/devices/1-1:1.0/uevent /sys/bus/usb/devices/usb1/remove /sys/bus/usb/devices/1-1/configuration /sys/bus/usb/devices/usb1/authorized /sys/bus/usb/devices/usb1/rx_lanes /sys/bus/usb/devices/1-1/descriptors /sys/bus/usb/devices/usb1/authorized_default /sys/bus/usb/devices/usb1/serial /sys/bus/usb/devices/1-1/dev /sys/bus/usb/devices/usb1/avoid_reset_quirk /sys/bus/usb/devices/usb1/speed /sys/bus/usb/devices/1-1/devnum /sys/bus/usb/devices/usb1/bConfigurationValue /sys/bus/usb/devices/usb1/tx_lanes /sys/bus/usb/devices/1-1/devpath /sys/bus/usb/devices/usb1/bDeviceClass /sys/bus/usb/devices/usb1/uevent /sys/bus/usb/devices/1-1/devspec /sys/bus/usb/devices/usb1/bDeviceProtocol /sys/bus/usb/devices/usb1/urbnum /sys/bus/usb/devices/1-1/idProduct /sys/bus/usb/devices/usb1/bDeviceSubClass /sys/bus/usb/devices/usb1/version /sys/bus/usb/devices/1-0:1.0/driver: 1-0:1.0 1-1:1.0 bind module new_id remove_id uevent unbind /sys/bus/usb/devices/1-0:1.0/ep_81: bEndpointAddress bInterval bLength bmAttributes direction interval type uevent wMaxPacketSize /sys/bus/usb/devices/1-0:1.0/of_node: clocks compatible interrupts name reg status /sys/bus/usb/devices/1-0:1.0/subsystem: devices drivers drivers_autoprobe drivers_probe uevent /sys/bus/usb/devices/1-0:1.0/usb1-port1: connect_type device location over_current_count quirks uevent /sys/bus/usb/devices/1-1/1-1:1.0: 1-1-port1 1-1-port3 authorized bInterfaceClass bInterfaceProtocol bNumEndpoints ep_81 subsystem uevent 1-1-port2 1-1-port4 bAlternateSetting bInterfaceNumber bInterfaceSubClass driver modalias supports_autosuspend /sys/bus/usb/devices/1-1/driver: 1-1 bind uevent unbind usb1 /sys/bus/usb/devices/1-1/ep_00: bEndpointAddress bInterval bLength bmAttributes direction interval type uevent wMaxPacketSize /sys/bus/usb/devices/1-1/port: connect_type device location over_current_count quirks uevent /sys/bus/usb/devices/1-1/subsystem: devices drivers drivers_autoprobe drivers_probe uevent /sys/bus/usb/devices/1-1:1.0/1-1-port1: connect_type location over_current_count quirks uevent /sys/bus/usb/devices/1-1:1.0/1-1-port2: connect_type location over_current_count quirks uevent /sys/bus/usb/devices/1-1:1.0/1-1-port3: connect_type location over_current_count quirks uevent /sys/bus/usb/devices/1-1:1.0/1-1-port4: connect_type location over_current_count quirks uevent /sys/bus/usb/devices/1-1:1.0/driver: 1-0:1.0 1-1:1.0 bind module new_id remove_id uevent unbind /sys/bus/usb/devices/1-1:1.0/ep_81: bEndpointAddress bInterval bLength bmAttributes direction interval type uevent wMaxPacketSize /sys/bus/usb/devices/1-1:1.0/subsystem: devices drivers drivers_autoprobe drivers_probe uevent /sys/bus/usb/devices/usb1/1-0:1.0: authorized bInterfaceClass bInterfaceProtocol bNumEndpoints ep_81 of_node supports_autosuspend usb1-port1 bAlternateSetting bInterfaceNumber bInterfaceSubClass driver modalias subsystem uevent /sys/bus/usb/devices/usb1/1-1: 1-1:1.0 bDeviceProtocol bNumInterfaces descriptors driver maxchild remove uevent authorized bDeviceSubClass bcdDevice dev ep_00 port rx_lanes urbnum avoid_reset_quirk bMaxPacketSize0 bmAttributes devnum idProduct product speed version bConfigurationValue bMaxPower busnum devpath idVendor quirks subsystem bDeviceClass bNumConfigurations configuration devspec ltm_capable removable tx_lanes /sys/bus/usb/devices/usb1/driver: 1-1 bind uevent unbind usb1 /sys/bus/usb/devices/usb1/ep_00: bEndpointAddress bInterval bLength bmAttributes direction interval type uevent wMaxPacketSize /sys/bus/usb/devices/usb1/of_node: clocks compatible interrupts name reg status /sys/bus/usb/devices/usb1/subsystem: devices drivers drivers_autoprobe drivers_probe uevent