iommu: arm-smmu: Use device-tree based msm_bus api

Now that the arm-smmu driver may need to vote for multiple different
master/slave paths, switch to the device-tree based api so the information
does not need to be stored in the driver.

Change-Id: Icd3377b2fe74102092653e50cc97e31ec5d3e74b
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
2 files changed