Commit Graph

2 Commits

Author SHA1 Message Date
Varun Wadekar e7d4caa298 Tegra: Support for Tegra's T132 platforms
This patch implements support for T132 (Denver CPU) based Tegra
platforms.

The following features have been added:

* SiP calls to switch T132 CPU's AARCH mode
* Complete PSCI support, including 'System Suspend'
* Platform specific MMIO settings
* Locking of CPU vector registers

Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
2015-07-24 09:25:23 +05:30
Varun Wadekar 9a9645105b Reserve a Video Memory aperture in DRAM memory
This patch adds support to reserve a memory carveout region in the
DRAM on Tegra SoCs. The memory controller provides specific registers
to specify the aperture's base and size. This aperture can also be
changed dynamically in order to re-size the memory available for
DRM video playback. In case of the new aperture not overlapping
the previous one, the previous aperture has to be cleared before
setting up the new one. This means we do not "leak" any video data
to the NS world.

Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
2015-06-12 17:40:31 +05:30