From c96cd17708cfcffc9ccf2132fdcb360fa04f092f Mon Sep 17 00:00:00 2001 From: Alexandre Courbot Date: Wed, 1 Jul 2015 18:13:45 +0900 Subject: [PATCH] ARM: tegra: Add IOMMU node to GK20A Nouveau can make use of the IOMMU to make physical appear linear in the GPU address space. Signed-off-by: Alexandre Courbot Signed-off-by: Thierry Reding --- arch/arm/boot/dts/tegra124.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 87318a7..f72a752 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -189,6 +189,9 @@ clock-names = "gpu", "pwr"; resets = <&tegra_car 184>; reset-names = "gpu"; + + iommus = <&mc TEGRA_SWGROUP_GPU>; + status = "disabled"; }; -- 2.7.4