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Message-ID: <1457668318-2821-6-git-send-email-acourbot@nvidia.com>
Date: Fri, 11 Mar 2016 12:51:58 +0900
From: Alexandre Courbot <acourbot@...dia.com>
To: Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Stephen Warren <swarren@...dotorg.org>,
Thierry Reding <thierry.reding@...il.com>
CC: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org,
gnurou@...il.com, Alexandre Courbot <acourbot@...dia.com>
Subject: [PATCH 5/5] arm64: tegra210: Add IOMMU node to GM20B
Nouveau can take advantage of this declaration to remove the need for
contiguous memory.
Signed-off-by: Alexandre Courbot <acourbot@...dia.com>
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 0c51ac3b0f56..63063e56c1d9 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -314,6 +314,9 @@
clock-names = "gpu", "pwr", "pllg_ref";
resets = <&tegra_car 184>;
reset-names = "gpu";
+
+ iommus = <&mc TEGRA_SWGROUP_GPU>;
+
status = "disabled";
};
--
2.7.2
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