USB Gadget

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Enable USB Gadget

U-Boot USB Gadget

  1. WIP branch - https://github.com/ac100-ru/u-boot-ac100-exp/tree/v2016.11-usb-dev

Current U-Boot gadget status

Error on PC with fastboot 0 or ums 0 mmc 0

[46986.402642] usb 1-1.2.5.2: new high-speed USB device number 52 using ehci-pci
[46986.930638] usb 1-1.2.5.2: device not accepting address 52, error -71
[46987.002652] usb 1-1.2.5.2: new high-speed USB device number 53 using ehci-pci
[46987.530629] usb 1-1.2.5.2: device not accepting address 53, error -71
[46987.602641] usb 1-1.2.5.2: new high-speed USB device number 54 using ehci-pci
[46988.030633] usb 1-1.2.5.2: device not accepting address 54, error -71
[46988.102642] usb 1-1.2.5.2: new high-speed USB device number 55 using ehci-pci
[46988.530638] usb 1-1.2.5.2: device not accepting address 55, error -71
[46988.531293] usb 1-1.2.5-port2: unable to enumerate USB device
[47218.317404] usb 2-1: new high-speed USB device number 2 using xhci_hcd
[47218.430076] usb 2-1: Device not responding to setup address.
[47218.633818] usb 2-1: Device not responding to setup address.
[47218.837332] usb 2-1: device not accepting address 2, error -71
[47218.949307] usb 2-1: new high-speed USB device number 3 using xhci_hcd
[47219.062164] usb 2-1: Device not responding to setup address.
[47219.265747] usb 2-1: Device not responding to setup address.
[47219.469358] usb 2-1: device not accepting address 3, error -71
[47219.581275] usb 2-1: new high-speed USB device number 4 using xhci_hcd
[47219.581467] usb 2-1: Device not responding to setup address.
[47219.785437] usb 2-1: Device not responding to setup address.
[47219.989348] usb 2-1: device not accepting address 4, error -71
[47220.101357] usb 2-1: new high-speed USB device number 5 using xhci_hcd
[47220.101583] usb 2-1: Device not responding to setup address.
[47220.305651] usb 2-1: Device not responding to setup address.
[47220.509339] usb 2-1: device not accepting address 5, error -71
[47220.509405] usb usb2-port1: unable to enumerate USB device