msm: clock-local: Implement rcg_clk_reset

Instead of duplicating the simple soc_clk_reset() function for
each SoC's rcg clock, implement a generic rcg clock reset
function. 7x30 is different, but that's ok because we already
have a separate reset function for 7x30.

Change-Id: Ib9e63d5f7361ed0e89392c5773d7e30f62e153a8
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
5 files changed