Hi Felipe In musb code(musb_host.c), USB data bit toggling is managed through software even though we have provision in the hardware. Any reasons we do this way ? Rajaram -- 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