arm64: tegra: Device tree fixes for v5.17

This contains a single, last-minute fix to disable the display SMMU by
 default because under some circumstances leaving it enabled by default
 can cause SMMU faults on boot.
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Merge tag 'tegra-for-5.17-arm64-dt-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into arm/fixes

arm64: tegra: Device tree fixes for v5.17

This contains a single, last-minute fix to disable the display SMMU by
default because under some circumstances leaving it enabled by default
can cause SMMU faults on boot.

* tag 'tegra-for-5.17-arm64-dt-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  arm64: tegra: Disable ISO SMMU for Tegra194

Link: https://lore.kernel.org/r/20220307182120.2169598-1-thierry.reding@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm64/boot/dts/nvidia/tegra194.dtsi

@@ -1584,7 +1584,7 @@ iommu@10000000 {
 			#iommu-cells = <1>;
 
 			nvidia,memory-controller = <&mc>;
-			status = "okay";
+			status = "disabled";
 		};
 
 		smmu: iommu@12000000 {