some more clock fixes
use pinbank numbers directly

The RK_GPIOx constants do not provide additional benefits, so we
should use the number directly
fix some clock issues according to the newest TRM
add missing clock disable calls
more rk3188 clock fixes
disable the cpufreq-cpu0 driver while we meddle with the clocks
Merge commit 'refs/top-bases/topgit/rk3288' into topgit/rk3288