thermal: lmh_dcvs: Add support for legacy hardware

Add support to enable legacy LMH hardware features like different LMH
algorithms enablement, LMH profile change feature etc. to limits
driver. These feature will be optional and will be enabled based on
devicetree flag.

Change-Id: I1949c574b0783d9f363c8ac068f9b5250b49b119
Signed-off-by: Manaf Meethalavalappu Pallikunhi <manafm@codeaurora.org>
Signed-off-by: Asha Magadi Venkateshamurthy <amagad@codeaurora.org>