Tegra194: create dummy SMMU context for system resume

This patch creates a dummy SMMU context and saves the base address
to a pre-negotiated scratch register for the System Resume Firmware
to restore. This allows the System Resume Firmware to complete
without any errors or warnings.

Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Change-Id: Ic596e6775c6b78ac051ccff02e9574186d6f5335
3 files changed