NOT SURE BUT I READ SOMEWHERE IS THIS ONE: ANX7530
http://www.analogix.com/en/products/dp-mipi-converters/anx7530
Edit : here https://www.kickstarter.com/projects/pimax8kvr/pimax-the-worlds-first-8k-vr-headset/comments?cursor=18504540
NOT SURE BUT I READ SOMEWHERE IS THIS ONE: ANX7530
http://www.analogix.com/en/products/dp-mipi-converters/anx7530
Edit : here https://www.kickstarter.com/projects/pimax8kvr/pimax-the-worlds-first-8k-vr-headset/comments?cursor=18504540
This is not the scaler chip, but DP bridge.
Probably you are right, initially I thought that this bridge have upscaler chip.