Add the DT node for ARM SMMU on Tegra186.

Signed-off-by: Krishna Reddy <[email protected]>
---
 arch/arm64/boot/dts/nvidia/tegra186.dtsi | 73 ++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi 
b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index 0b0552c9f7dd..e2c3ad203c93 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
@@ -355,6 +355,79 @@
                nvidia,bpmp = <&bpmp>;
        };
 
+       smmu: iommu@12000000 {
+               compatible = "arm,mmu-500";
+               reg = <0 0x12000000 0 0x800000>;
+               #global-interrupts = <1>;
+               interrupts = <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>,
+                            <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>;
+               #iommu-cells = <1>;
+               stream-match-mask = <0x7F80>;
+       };
+
        gpu@17000000 {
                compatible = "nvidia,gp10b";
                reg = <0x0 0x17000000 0x0 0x1000000>,
-- 
2.1.4

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