On Thu, Nov 19, 2015 at 11:46:20AM +0100, Johan Hovold wrote: > On Mon, Nov 16, 2015 at 01:34:14PM +0100, Jonas Jonsson wrote: > > Some modems, such as the Telit UE910, are using an Infineon Flash Loader > > utility. It has two interfaces, 2/2/0 (Abstract Modem) and 10/0/0 (CDC > > Data). The latter can be used as a serial interface to upgrade the > > firmware of the modem. However, that isn't possible when the cdc-acm > > driver takes control of the device. > > Could you expand the commit message with some more information from the > thread were Daniele explained how the flash loader works here? > Specifically, that the device looks like a CDC-ACM device but really is > not until after the flash loader has timed out. Sure, I'll include parts of the mail from Daniele since it was a very good explanation. /Jonas -- 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