Imported the original mali r3p2-01rel2 kernel module sources
Sunxi adaptation for mali r3p2-01rel2 kernel module

Tested only on A10 and A20.

TODO:
- bus addresses vs. physical addresses?
- umplock?
- power management (disable clocks when idle)?
- drm upgrade (and also fix compatibility with xf86-video-modesetting)?
Fix mali 2GB issue on cubietruck