clk: qcom: alpha: Add the list_registers ops for Lucid PLL

Add clk_register_data structure to print the register values for lucid PLL.
Also add the support for Lucid PLL which cannot be slewed and requires to
be turned before configuring the new rate.

Change-Id: I97ca62bcad22106e560d9f45063967fb06bf74cd
Signed-off-by: Naveen Yadav <naveenky@codeaurora.org>
Signed-off-by: Taniya Das <tdas@codeaurora.org>