On Mon, Dec 15, 2014 at 6:53 PM, Michael Tessier <michael.tessier@xxxxxxxxxxxx> wrote: > Before attempting to upgrade to an earlier kernel driver (this is > a fairly big amount of work), I would really like to know if this > problem would still be in the 3.x kernels. Has anyone seen that > issue in 3.x kernels? In fact it is very simple to test USB on a 3.18 kernel with your hardware. You only need a minimal dts file with the usb/serial nodes enabled. Take a loot at arch/arm/boot/dts/imx51-babbage.dts for a reference. I tested USB earlier today on this board with 3.18 and it worked fine. You need this patch: http://www.spinics.net/lists/arm-kernel/msg385739.html Regards, Fabio Estevam -- 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