cpufreq: conservative: increase up_threshold to 98.

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
Signed-off-by: Andreas Pohl <apohl79@gmail.com>
Undervolt: add checks to disallow too extreme voltages, min and max.

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
Signed-off-by: Andreas Pohl <apohl79@gmail.com>
Added ARM Generic Hotplug Interface by Thalamus. Thanks to Franco and CodeAurora for many optimizations.

Signed-off-by: Andreas Pohl <apohl79@gmail.com>