On Fri, 2011-12-02 at 17:17 +0800, zheng.zhijian@xxxxxxxxxx wrote: > It's a 3G Modem device drivered by linux usb option. Linux kernel v2.6.31. > As shown as the log below, it only detected out ttyUSB0 serial device. > What can I do. Any suggestion would be appreciate. The option driver may only be binding to one of the USB interfaces, because the device's USB descriptors might have different descriptors for each of the serial interfaces. What's the 'lsusb -v' output for this device? Dan > Thanks > Alvin Zheng > ---------------- Log pick out from dmesg ------------------- > > +++++++++++++++ fsl-ehci fsl-ehci.1: Freescale On-Chip EHCI Host > Controller > +++++++++++++++ fsl-ehci fsl-ehci.1: new USB bus registered, assigned bus > number 1 > +++++++++++++++ fsl-ehci fsl-ehci.1: irq 14, io base 0x73f80200 > +++++++++++++++ fsl-ehci fsl-ehci.1: USB 2.0 started, EHCI 1.00 > +++++++++++++++ usb usb1: configuration #1 chosen from 1 choice > +++++++++++++++ hub 1-0:1.0: USB hub found > +++++++++++++++ hub 1-0:1.0: 1 port detected > +++++++++++++++ Initializing USB Mass Storage driver... > +++++++++++++++ usbcore: registered new interface driver usb-storage > +++++++++++++++ USB Mass Storage support registered. > +++++++++++++++ usbcore: registered new interface driver usbserial > +++++++++++++++ USB Serial support registered for generic > +++++++++++++++ usbcore: registered new interface driver usbserial_generic > +++++++++++++++ usbserial: USB Serial Driver core > +++++++++++++++ USB Serial support registered for debug > +++++++++++++++ usbcore: registered new interface driver debug > ... > *************** usb 1-1: new high speed USB device using fsl-ehci and > address 2 > *************** usb 1-1: configuration #1 chosen from 1 choice > ... > +++++++++++++++ USB Serial support registered for GSM modem (1-port) > *************** option 1-1:1.0: GSM modem (1-port) converter detected > *************** usb 1-1: GSM modem (1-port) converter now attached to > ttyUSB0 > +++++++++++++++ usbcore: registered new interface driver option > +++++++++++++++ option: v0.7.2:USB Driver for GSM modems > > -- > --- > -- > > > > -------------------------------------------------------- > ZTE Information Security Notice: The information contained in this mail is solely property of the sender's organization. This mail communication is confidential. Recipients named above are obligated to maintain secrecy and are not permitted to disclose the contents of this communication to others. > This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the originator of the message. Any views expressed in this message are those of the individual sender. > This message has been scanned for viruses and Spam by ZTE Anti-Spam system. > -- > 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 -- 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
