Compiling The Kernel; Loading The Driver - Quectel UC20 User Manual

Figure 7: Kernel Configuration – Select USB Drivers for GSM and CDMA Modems
Make sure the mandatory items have been selected, then save and exit.

3.2.4. Compiling the Kernel

The last step of building the driver is to use the cross compiler to compile the kernel: locate the kernel's
root directory and type.
#make
After compiling the kernel successfully, the
"$(kernel_src)/arch/arm/boot/", then you can burn it into the target machine and connect the UC20
module to the machine.
3.3.

Loading the Driver

When UC20 module is connected with the Linux Kernel System mentioned above, the system will firstly
recognize UC20 module and read its device descriptor, then create five interface devices automatically,
listed as below. After that, you can use these five interface devices.
 /dev/ttyUSB0
 /dev/ttyUSB1
 /dev/ttyUSB2
/dev/ttyUSB3

UC20_Embedded_Linux_USB_Driver_User_Guide
UC20 Embedded Linux USB Driver User Guide
"Zimage" file will be created in the path
Confidential / Released
UMTS/HSPA Module
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