platform: msm: qcom-geni-se: Initialize driver at arch stage

Perform the driver initialization at arch stage in order to satisfy
the dependency on IOMMU.

Change-Id: Ic8d71e48d2fc42d221699f43c3c24bc5d663e1f2
Signed-off-by: Vipin Deep Kaur <vkaur@codeaurora.org>