tree c85ab700b353f9110c09470c2fc36ba7187cccb8
parent b4323c1ad85e51024c3286a5375d90e1f4386c5b
author Varun Wadekar <vwadekar@nvidia.com> 1522865645 -0700
committer Varun Wadekar <vwadekar@nvidia.com> 1548953402 -0800

Tegra210: suspend/resume bpmp interface across System Suspend

The BPMP firmware takes some time to initialise its state on exiting
System Suspend state. The CPU needs to synchronize with the BPMP during
this process to avoid any race conditions. This patch suspends and resumes
the BPMP interface across a System Suspend cycle, to fix this race.

Change-Id: I82a61d12ef3eee267bdd8d4386bed23397fbfd2d
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>