This commit adds device tree support for the GART hardware available on
NVIDIA Tegra 20 SoCs.
Signed-off-by: NThierry Reding <thierry.reding@avionic-design.de>
Acked-by: NStephen Warren <swarren@wwwdotorg.org>
Signed-off-by: NJoerg Roedel <joerg.roedel@amd.com>