Initial Undervolting

Signed-off-by: frap129 <frap129@gmail.com>
Auto Hotplug
Adjust Auto_hotplug
Revert "Adjust Auto_hotplug"

This reverts commit b7b52d1b671abfd0dfaa2d85c6c7c39eafa43ca0.
Revert "Auto Hotplug"

This reverts commit 8f0001994da7cc253d8d206a1fc2f0f691572a5e.