soc: swr-mstr: Add proper handling of SSR and clock stop

When SSR occurs master needs to restart even though clock
stop mode is supported. Add proper handling of master
during SSR and suspend.

Change-Id: I21c0ffd4fb741788dd12671fe4bd04cca9d7ff59
Signed-off-by: Ramprasad Katkam <katkam@codeaurora.org>