msm: timer: Store most recent timestamp in memory

It is sometimes useful to know what the last sched_clock
timestamp was in a system - especially when debugging
with ram dumps.

Change-Id: I99c1227005e71ab77d4174cbe47d80bba984bd64
Signed-off-by: Vikram Mulukutla <markivx@codeaurora.org>
1 file changed