Install the dependencies.

$ sudo apt-get install libusb-dev git parted

Flash tools for Ubuntu/Linux.

$ git clone https://github.com/khadas/utils

Or just pull it (if you have already cloned this repository).

$ cd /path/to/utils
$ git pull

You need to install USB rules and create some links.

$ cd /path/to/utils
$ sudo ./INSTALL

You will see this print-out if it was successful.

Installing Amlogic flash-tool...
 
===============================================
 
Host PC: Ubuntu 16.04
 
===============================================
 
Installing USB rules...
[sudo] password for User:
Installing flash-tool...
Done!
 
Installing Rockchip flash-tool...
 
===============================================
 
Host PC: Ubuntu 16.04
 
===============================================
 
Installing USB rules...
Installing flash-tool...
Done!
Installing Khadas burn-tool...
Done!

Root privilege is required.

You must now put your board into Upgrade Mode.

Check to see if Ubuntu has detected your board as an attached USB device.

$ lsusb | grep Amlogic
Bus 003 Device 073: ID 1b8e:c004 Amlogic, Inc. DNL

$ lsusb | grep Rockchip
Bus 003 Device 117: ID 2207:350b Fuzhou Rockchip Electronics Company 

The message above means that your board is connected and recogized by Ubuntu.

$ burn-tool -v aml -b VIM1 -i /path/to/image

$ burn-tool -v aml -b VIM2 -i /path/to/image

$ burn-tool -v aml -b VIM3 -i /path/to/image

$ burn-tool -v aml -b VIM4 -i /path/to/image

$ burn-tool -v aml -b VIM1S -i /path/to/image

$ rk-burn-tool -i /path/to/image

$ burn-tool -v rk -i /path/to/image

For more information please refer to flash-tool docs.

$ cd /path/to/utils
$ sudo ./UNINSTALL