which banana pi boards have working mali gpu drivers in linux OS?
BPI-M1,M1+ ,and BPI-M3 have working .
The BPI-M1,M1+ is mali but the BPI-M3 is PowerVR different driver sinovoip 
PowerVR is working but not completely.
Does the power VR chip that came on the M3 not have open source drivers provided by the maker? Why would we incorporate a graphics chip on to a demo board that does not have a fully developed open-source driver?
The manufacturer was working on one The lead Alex got a odd response from the Mali community so I am unsure where he went with it.