[RFC 06/10] ARM: tegra: tegra124: Enable IOMMU for display controllers
From: Thierry Reding <hidden>
Date: 2014-06-26 20:50:13
Also in:
linux-arm-kernel, linux-iommu, linux-tegra, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Thierry Reding <redacted> Add an iommus property to each of the display controllers and encode the SWGROUP in the specifier. Signed-off-by: Thierry Reding <redacted> --- arch/arm/boot/dts/tegra124.dtsi | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index efa0f0c519be..82751d2878c4 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi@@ -3,6 +3,7 @@ #include <dt-bindings/pinctrl/pinctrl-tegra.h> #include <dt-bindings/pinctrl/pinctrl-tegra-xusb.h> #include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/memory/tegra124-mc.h> #include "skeleton.dtsi"
@@ -104,6 +105,8 @@ reset-names = "dc"; nvidia,head = <0>; + + iommus = <&mc TEGRA_SWGROUP_DC>; }; dc@0,54240000 {
@@ -117,6 +120,8 @@ reset-names = "dc"; nvidia,head = <1>; + + iommus = <&mc TEGRA_SWGROUP_DCB>; }; hdmi@0,54280000 {
--
2.0.0