clk: qcom: Add support for dynamic update in slew ops

Add support for dynamic update PLLs in slew ops and
also reconfigure the PLL in enable or set_rate if it lost
L value and add all trion pll registers for register dumps.

Change-Id: If12c017a199e59d8481b9c183feb45b2c28731af
Signed-off-by: Veera Vegivada <vvegivad@codeaurora.org>