Revert "smdk4412-common: use fence sync for mali gpu"

This reverts commit 059c24e2e6027edc555e0b364d5f01cd06c527c5.

Reverting this for now until other repo are updated to support the new Mali driver.
Revert "smdk4412-common: changes for mali r4p0 gpu driver"

This reverts commit 985cd1d6f6caa3d30cb20207b8d36b512f4ed27b.

Reverting this commit for now as the required support is not added yet.