Commit b35f5b53 authored by Mikko Perttunen's avatar Mikko Perttunen Committed by Thierry Reding
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arm64: tegra: Add context isolation domains on Tegra234 



Add Host1x context isolation domains on Tegra234. On Tegra234 we have
two IOMMUs that are connected to Host1x-channel programmed engines,
so we have to include domains for each of them.

Signed-off-by: default avatarMikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent b0c1a994

arch/arm64/boot/dts/nvidia/tegra234.dtsi

+18 −0
Original line number Diff line number Diff line
@@ -569,6 +569,24 @@ 
			interconnect-names = "dma-mem";

			iommus = <&smmu_niso1 TEGRA234_SID_HOST1X>;



			/* Context isolation domains */

			iommu-map = <0 &smmu_niso0 TEGRA234_SID_HOST1X_CTX0 1>,

				    <1 &smmu_niso0 TEGRA234_SID_HOST1X_CTX1 1>,

				    <2 &smmu_niso0 TEGRA234_SID_HOST1X_CTX2 1>,

				    <3 &smmu_niso0 TEGRA234_SID_HOST1X_CTX3 1>,

				    <4 &smmu_niso0 TEGRA234_SID_HOST1X_CTX4 1>,

				    <5 &smmu_niso0 TEGRA234_SID_HOST1X_CTX5 1>,

				    <6 &smmu_niso0 TEGRA234_SID_HOST1X_CTX6 1>,

				    <7 &smmu_niso0 TEGRA234_SID_HOST1X_CTX7 1>,

				    <8 &smmu_niso1 TEGRA234_SID_HOST1X_CTX0 1>,

				    <9 &smmu_niso1 TEGRA234_SID_HOST1X_CTX1 1>,

				    <10 &smmu_niso1 TEGRA234_SID_HOST1X_CTX2 1>,

				    <11 &smmu_niso1 TEGRA234_SID_HOST1X_CTX3 1>,

				    <12 &smmu_niso1 TEGRA234_SID_HOST1X_CTX4 1>,

				    <13 &smmu_niso1 TEGRA234_SID_HOST1X_CTX5 1>,

				    <14 &smmu_niso1 TEGRA234_SID_HOST1X_CTX6 1>,

				    <15 &smmu_niso1 TEGRA234_SID_HOST1X_CTX7 1>;



			vic@15340000 {

				compatible = "nvidia,tegra234-vic";

				reg = <0x15340000 0x00040000>;