diff options
| author | Alexandre Courbot <acourbot@nvidia.com> | 2016-03-28 18:23:04 +0900 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2016-04-26 18:41:43 +0200 |
| commit | 30f949bc6682d4912dbc74e7e757c66b3e3a6469 (patch) | |
| tree | a39d9cbe4c9b6558d68a90b6f5c584e115bcc8c5 /arch/arm64/boot | |
| parent | 4a0778e98f31709ab3c2dcb19b56a6dc7f44241a (diff) | |
| download | linux-30f949bc6682d4912dbc74e7e757c66b3e3a6469.tar.bz2 | |
arm64: tegra: Add IOMMU node to GM20B on Tegra210
The operating system driver can take advantage of the IOMMU to remove
the need for physically contiguous memory buffers.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra210.dtsi | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 687d354439ea..d0b426b9aeaf 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -231,6 +231,9 @@ clock-names = "gpu", "pwr", "ref"; resets = <&tegra_car 184>; reset-names = "gpu"; + + iommus = <&mc TEGRA_SWGROUP_GPU>; + status = "disabled"; }; |