[PATCH v4 4/5] arm64: dts: allwinner: h6: Add IOMMU
From: Maxime Ripard <hidden>
Date: 2020-05-13 14:07:39
Also in:
linux-devicetree, linux-iommu
Subsystem:
arm/allwinner sunxi soc support, the rest · Maintainers:
Chen-Yu Tsai, Jernej Skrabec, Samuel Holland, Linus Torvalds
Now that we have a driver for the IOMMU, let's start using it. Signed-off-by: Maxime Ripard <redacted> --- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 2e31632c6ca8..78b1361dfbb9 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi@@ -135,6 +135,7 @@ clock-names = "bus", "mod"; resets = <&display_clocks RST_MIXER0>; + iommus = <&iommu 0>; ports { #address-cells = <1>;
@@ -413,6 +414,15 @@ #interrupt-cells = <3>; }; + iommu: iommu@30f0000 { + compatible = "allwinner,sun50i-h6-iommu"; + reg = <0x030f0000 0x10000>; + interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_IOMMU>; + resets = <&ccu RST_BUS_IOMMU>; + #iommu-cells = <1>; + }; + mmc0: mmc@4020000 { compatible = "allwinner,sun50i-h6-mmc", "allwinner,sun50i-a64-mmc";
--
git-series 0.9.1
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