From: Mikko Perttunen <mperttunen@nvidia.com>
Date: Wed, 14 Dec 2016 11:16:17 +0000 (+0200)
Subject: arm64: tegra: Enable IOMMU for host1x on Tegra210
X-Git-Tag: v4.12-rc1~52^2~11^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=116503a62a5ab6d79397500ab37239ce088f03e3;p=thirdparty%2Fkernel%2Flinux.git

arm64: tegra: Enable IOMMU for host1x on Tegra210

The host1x driver now supports operation behind an IOMMU, so add its
IOMMU domain to the device tree.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 217e5a14745cd..8f26c4d4409aa 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -89,6 +89,8 @@
 
 		ranges = <0x0 0x54000000 0x0 0x54000000 0x0 0x01000000>;
 
+		iommus = <&mc TEGRA_SWGROUP_HC>;
+
 		dpaux1: dpaux@54040000 {
 			compatible = "nvidia,tegra210-dpaux";
 			reg = <0x0 0x54040000 0x0 0x00040000>;