[PATCH v4 09/10] arm64: tegra: Hook up VPR to host1x
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From: Thierry Reding <thierry.reding@kernel.org>
Date: 2026-08-07 15:55:18
Also in:
dri-devel, linux-iommu, linux-media, linux-mm, linux-s390, linux-tegra, linux-trace-kernel, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Revision v4 of 4 in this series.
Revisions (4)
- v3 [diff vs current]
- v4 current
- v5 [diff vs current]
- v6 [diff vs current]
From: Thierry Reding <redacted> The host1x needs access to the VPR region, so make sure to reference it via the memory-region property. Signed-off-by: Thierry Reding <redacted> --- arch/arm64/boot/dts/nvidia/tegra234.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 6c4739efc8a5..c6a5ced069e7 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi@@ -4479,6 +4479,9 @@ vic@15340000 { interconnect-names = "dma-mem", "write"; iommus = <&smmu_niso1 TEGRA234_SID_VIC>; dma-coherent; + + memory-region = <&vpr>; + memory-region-names = "protected"; }; nvdec@15480000 {
@@ -4497,6 +4500,9 @@ nvdec@15480000 { iommus = <&smmu_niso1 TEGRA234_SID_NVDEC>; dma-coherent; + memory-region = <&vpr>; + memory-region-names = "protected"; + nvidia,memory-controller = <&mc>; /*
--
2.54.0