On Mon, 12 Dec 2016, Johan Hovold wrote: > Ok, so that seems to confirm the suspicion that changing settings after > the initial configuration is failing (even though the device does indeed > support 5-bit mode). Perhaps issuing a USB device reset before trying to change the settings will help. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html