From: Thierry Reding <thierry.reding@kernel.org>
To: "Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Thierry Reding" <thierry.reding@kernel.org>,
"Jonathan Hunter" <jonathanh@nvidia.com>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Sowjanya Komatineni" <skomatineni@nvidia.com>,
"Luca Ceresoli" <luca.ceresoli@bootlin.com>,
"Mikko Perttunen" <mperttunen@nvidia.com>,
"Yury Norov" <yury.norov@gmail.com>,
"Rasmus Villemoes" <linux@rasmusvillemoes.dk>,
"Russell King" <linux@armlinux.org.uk>,
"Alexander Gordeev" <agordeev@linux.ibm.com>,
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"Vasily Gorbik" <gor@linux.ibm.com>,
"Christian Borntraeger" <borntraeger@linux.ibm.com>,
"Sven Schnelle" <svens@linux.ibm.com>,
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"David Hildenbrand" <david@kernel.org>,
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"Vlastimil Babka" <vbabka@kernel.org>,
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"Marek Szyprowski" <m.szyprowski@samsung.com>,
"Robin Murphy" <robin.murphy@arm.com>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Benjamin Gaignard" <benjamin.gaignard@collabora.com>,
"Brian Starkey" <Brian.Starkey@arm.com>,
"John Stultz" <jstultz@google.com>,
"T.J. Mercier" <tjmercier@google.com>,
"Christian König" <christian.koenig@amd.com>,
"Steven Rostedt" <rostedt@goodmis.org>,
"Masami Hiramatsu" <mhiramat@kernel.org>,
"Mathieu Desnoyers" <mathieu.desnoyers@efficios.com>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Will Deacon" <will@kernel.org>, "Chun Ng" <chunn@nvidia.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
devicetree@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-media@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-s390@vger.kernel.org, linux-mm@kvack.org,
iommu@lists.linux.dev, linaro-mm-sig@lists.linaro.org,
linux-trace-kernel@vger.kernel.org,
Thierry Reding <treding@nvidia.com>
Subject: [PATCH v4 09/10] arm64: tegra: Hook up VPR to host1x
Date: Fri, 07 Aug 2026 17:54:29 +0200 [thread overview]
Message-ID: <20260807-tegra-vpr-v4-9-5510d16af89e@nvidia.com> (raw)
In-Reply-To: <20260807-tegra-vpr-v4-0-5510d16af89e@nvidia.com>
From: Thierry Reding <treding@nvidia.com>
The host1x needs access to the VPR region, so make sure to reference it
via the memory-region property.
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
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
next prev parent reply other threads:[~2026-08-07 15:55 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-07 15:54 [PATCH v4 00/10] dma-buf: heaps: Add support for Tegra VPR Thierry Reding
2026-08-07 15:54 ` [PATCH v4 01/10] dt-bindings: reserved-memory: Document " Thierry Reding
2026-08-07 16:08 ` sashiko-bot
2026-08-07 15:54 ` [PATCH v4 02/10] dt-bindings: display: tegra: Document memory regions Thierry Reding
2026-08-07 16:05 ` sashiko-bot
2026-08-07 15:54 ` [PATCH v4 03/10] dt-bindings: gpu: host1x: Document memory-regions for NVDEC Thierry Reding
2026-08-07 16:05 ` sashiko-bot
2026-08-07 15:54 ` [PATCH v4 04/10] bitmap: Add bitmap_allocate() function Thierry Reding
2026-08-07 16:11 ` sashiko-bot
2026-08-07 15:54 ` [PATCH v4 05/10] mm/cma: Allow dynamically creating CMA areas Thierry Reding
2026-08-07 16:15 ` sashiko-bot
2026-08-07 16:16 ` David Hildenbrand (Arm)
2026-08-07 15:54 ` [PATCH v4 06/10] dma-buf: heaps: Add debugfs support Thierry Reding
2026-08-07 16:19 ` sashiko-bot
2026-08-07 15:54 ` [PATCH v4 07/10] dma-buf: heaps: Add support for Tegra VPR Thierry Reding
2026-08-07 16:12 ` sashiko-bot
2026-08-07 15:54 ` [PATCH v4 08/10] arm64: tegra: Add VPR placeholder node on Tegra234 Thierry Reding
2026-08-07 16:06 ` sashiko-bot
2026-08-07 15:54 ` Thierry Reding [this message]
2026-08-07 16:16 ` [PATCH v4 09/10] arm64: tegra: Hook up VPR to host1x sashiko-bot
2026-08-07 15:54 ` [PATCH v4 10/10] arm64: tegra: Add VPR placeholder node on Tegra264 Thierry Reding
2026-08-07 16:09 ` sashiko-bot
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