i3c: i3c-master-qcom-geni: Add I3C GENI driver snapshot

This is a snapshot of I3C GENI driver and associated files as of msm-4.19
'commit a61c76b51988 ("i3c: i3c-master-qcom-geni: Support for IBI wakeup
from system suspend")'.

Change-Id: I7f09cafbfc76dfe2c8d24d91b9ee2a5854ccc5ec
Signed-off-by: Subramanian Ananthanarayanan <skananth@codeaurora.org>