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

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

@@ -569,6 +569,24 @@ host1x@13e00000 {
 			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>;