clk: qcom: pll: Add support for configuring SR PLLs

Some SR type PLLs need to be configured for a certain rate when
linux boots. Add support for these types of PLLs so that we can
program PLL15's rate on apq8064.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

diff --cc drivers/clk/qcom/clk-pll.c
Simple merge

diff --cc drivers/clk/qcom/clk-pll.h
Simple merge