M75 repo is Linux kernel source code for Meizu MX4 Ubuntu edition smartphones. With this repo, you can customize the source code and compile a Linux kernel image yourself. Enjoy it!
sudo apt-get install gcc-arm-linux-androideabi lzop abootimg
./makeMtk -t m75 n k
git submodule init
git submodule update
cd testboot && ./mkbootimg.sh
./export.sh