Revert "cpufreq_ondemand.c: fix a merge error"

This reverts commit 6e3499bab480bb4a4b22f8cb5f8a5023d6315611.
Revert "cpufreq_ondemand.c : use fixed touch_percent and adjust touch values"

This reverts commit b4b79bb0da9df3dd36769b859bd08aa8882bbc2f.
Revert "cpufreq_ondemand.c: rework touch -2-"

This reverts commit c7b076228fb7fe63afeb558a23fb50559890ba6b.
Revert "cpufreq_ondemand.c: rework touch"

This reverts commit 32a5957eb5a99fa81dd39b693a5cf3bf1642bb63.
cpufreq_ondemand.c: remove sampling_down_factor

- our aim is to always stay as close to needed freq as possible

Signed-off-by: SkipXS <sskkiipp@gmail.com>
cpu-tegra3.c: more relaxed hotplug

- remove touch online
- only help out of lp core

Signed-off-by: SkipXS <sskkiipp@gmail.com>