[PATCH v4 09/10] arm64: tegra: Hook up VPR to host1x
Thierry Reding <[email protected]> Fri, 07 Aug 2026 17:54:29 +0200
| Newsgroups | org.kernel.vger.linux-tegra,dev.linux.lists.iommu,org.freedesktop.lists.dri-devel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-media,org.kernel.vger.linux-s390,org.kernel.vger.linux-trace-kernel,org.kvack.linux-mm |
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| Message-ID | <[email protected]> |
From: Thierry Reding <[email protected]> The host1x needs access to the VPR region, so make sure to reference it via the memory-region property. Signed-off-by: Thierry Reding <[email protected]> --- 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