[RFC 07/10] ARM: tegra: tegra124: Enable IOMMU for SDMMC controllers
From: Thierry Reding <hidden>
Date: 2014-06-26 20:51:48
Also in:
linux-devicetree, linux-iommu, linux-tegra, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Thierry Reding <redacted> The SDMMC controllers can use the IOMMU to avoid the need for bounce buffers. Signed-off-by: Thierry Reding <redacted> --- arch/arm/boot/dts/tegra124.dtsi | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 82751d2878c4..bfffb4c102fb 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi@@ -607,6 +607,7 @@ resets = <&tegra_car 14>; reset-names = "sdhci"; status = "disabled"; + iommus = <&mc TEGRA_SWGROUP_SDMMC1A>; }; sdhci at 0,700b0200 {
@@ -618,6 +619,7 @@ resets = <&tegra_car 9>; reset-names = "sdhci"; status = "disabled"; + iommus = <&mc TEGRA_SWGROUP_SDMMC2A>; }; sdhci at 0,700b0400 {
@@ -629,6 +631,7 @@ resets = <&tegra_car 69>; reset-names = "sdhci"; status = "disabled"; + iommus = <&mc TEGRA_SWGROUP_SDMMC3A>; }; sdhci at 0,700b0600 {
@@ -640,6 +643,7 @@ resets = <&tegra_car 15>; reset-names = "sdhci"; status = "disabled"; + iommus = <&mc TEGRA_SWGROUP_SDMMC4A>; }; ahub at 0,70300000 {
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2.0.0