[PATCH 1/2] Revert "arm64: tegra: Disable ISO SMMU for Tegra194"
From: Aaron Kling via B4 Relay
Date: Sat Nov 01 2025 - 19:01:34 EST
From: Aaron Kling <webgeek1234@xxxxxxxxx>
This reverts commit ebea268ea583ba4970df425dfef8c8e21d0a4e12.
Mmu is now being enabled for the display controllers.
Signed-off-by: Aaron Kling <webgeek1234@xxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra194.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index 1399342f23e1c4f73b278adc66dfb948fc30d326..854ed6d46aa1d8eedcdfbae1fdde1374adf40337 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -1807,7 +1807,7 @@ iommu@10000000 {
#iommu-cells = <1>;
nvidia,memory-controller = <&mc>;
- status = "disabled";
+ status = "okay";
};
smmu: iommu@12000000 {
--
2.51.0