Thread (8 messages) 8 messages, 1 author, 2019-09-03
STALE2487d
Revisions (4)
  1. v1 [diff vs current]
  2. v2 current
  3. v3 [diff vs current]
  4. v4 [diff vs current]

[PATCH v2 6/7] arm64: tegra: Add DT node for T194 SMMU

From: Krishna Reddy <vdumpa@nvidia.com>
Date: 2019-09-03 03:30:50
Also in: linux-iommu, linux-tegra, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

Add DT node for T194 SMMU to enable SMMU support.

Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
---
 arch/arm64/boot/dts/nvidia/tegra194.dtsi | 77 ++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
index d906958..5ae3bbf 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi
@@ -1401,6 +1401,83 @@
 			  0x82000000 0x0  0x40000000 0x1f 0x40000000 0x0 0xc0000000>; /* non-prefetchable memory (3GB) */
 	};
 
+	smmu: iommu@12000000 {
+		compatible = "arm,mmu-500","nvidia,tegra194-smmu";
+		reg = <0 0x12000000 0 0x800000>,
+		      <0 0x11000000 0 0x800000>,
+		      <0 0x10000000 0 0x800000>;
+		interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 232 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 240 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 232 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 240 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>;
+		stream-match-mask = <0x7f80>;
+		#global-interrupts = <3>;
+		#iommu-cells = <1>;
+	};
+
 	sysram@40000000 {
 		compatible = "nvidia,tegra194-sysram", "mmio-sram";
 		reg = <0x0 0x40000000 0x0 0x50000>;
-- 
2.1.4


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