HiSilicon HiKey970, Update Image Manual

HiKey970 

Update Image Guide 

2  Hisi-idt

Issue 01 (2018-03-11) 

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Copyright © HiSilicon Technologies Co., Ltd. 

4

2 

Hisi-idt 

A tool for downloading binaries to soc ram and ddr through serial port. 

2.1 Command 

Linux: 

sudo python hisi-idt.py -d 

/dev/ttyUSB

x

 --img1 ./ sec_usb_xloader.img  

          –-img2 ./sec_usb_xloader2.img --img3 ./l-loader.bin 

Windows: 

python hisi-idt.py -d 

comm

xx

 --img1 sec_usb_xloader.img  

          –-img2 sec_usb_xloader2.img --img3 l-loader.bin 

2.2 Download Steps 

a. Insert USB cable and connect with PC;   

b. Enter force downloand mode: 

For hikey970 board: sw2402     

 swich 1 mode:    ON  

 swich 2 mode:    ON 

 swich 3 mode:    ON 

release “Reset” key then will enter into “force download” mode; 

c. Check if there have the device node “/dev/ttyUSBx”, if there have device node that means 
the PC has detected the target board; d. Use command "sudo python hisi-idt.py" to run the 
script; after idt download binaries successfully, it will print out below log: 

+----------------------+ 

 Serial:  /dev/ttyUSB1