ux500: mali: fix voltage for high freq

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>
ux500: mali: disable autoboost

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>
ux500: mali: rewrite PLLs of mali_dvfs_data

Signed-off-by: Shilin Victor <chrono.monochrome@gmail.com>
mali: fix error in boost logic

it sometimes caused mali boost to lock up at high freq regardless of
the load