Sources:
Kernel:
https://github.com/l3lackShark/android_kernel_xiaomi_scorpio
Device:
https://github.com/l3lackShark/android_device_xiaomi_scorpio
Halium:
https://github.com/l3lackShark/android_device_xiaomi_scorpio/blob/master/device.xml
STATUS: (listing is only for what is confirmed)

Working:

• Audio (partially, headphones don't work)
• Calling
• SMS
• Wi-Fi
• Wi-Fi Hotspot
• Vibration
• Orientation sensor
• Proximity Sensor

Currently doesn't work:

• Bluetooth
• Camera
• Flashlight
• GPS

BUG REPORT / ISSUES
Send reports here: https://github.com/l3lackShark/android_device_xiaomi_scorpio/issues

INSTALL
There is no installer at the moment, so the installation process is not user-friendly, sorry!

• Download 2 img files from https://github.com/l3lackShark/android_device_xiaomi_scorpio/releases/latest

• Go to your TWRP and flash this firmware: https://androidfilehost.com/?fid=962157660013070978

• Follow the instructions: http://docs.ubports.com/en/latest/porting/installing-16-04.html
  (tested only with armhf rootfs)

Please note that if you won't flash the firmware, then audio input/output will be unavailable!

MISC
Add scorpio.conf to /etc/ubuntu-touch-session.d to get proper screen scaling

CREDITS
Many thanks to Danct12, Asriel Dreemurr and Bird Zhang for making this port possible!