[PATCH 1/2] arm64: dts: qcom: ipq9650: add the SMMU device

From: Kathiravan Thirumoorthy

Date: Tue May 12 2026 - 03:05:37 EST


Add and enable the support for the SMMU500 found in the IPQ9650 SoC.

Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/ipq9650.dtsi | 42 +++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9650.dtsi b/arch/arm64/boot/dts/qcom/ipq9650.dtsi
index 88bc77009ca0..3e7527609591 100644
--- a/arch/arm64/boot/dts/qcom/ipq9650.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9650.dtsi
@@ -364,6 +364,48 @@ frame@f42d000 {
status = "disabled";
};
};
+
+ iommu@15000000 {
+ compatible = "qcom,ipq9650-smmu-500", "qcom,smmu-500", "arm,mmu-500";
+ reg = <0x0 0x15000000 0x0 0x40000>;
+
+ interrupts = <GIC_SPI 636 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 639 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 640 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 641 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 642 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 643 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 644 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 645 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 646 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 647 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 648 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 649 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 650 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 651 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 652 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 653 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 654 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 655 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 656 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 657 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 658 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 659 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 660 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 661 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 662 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 663 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 664 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 665 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 666 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 667 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 668 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 669 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 670 IRQ_TYPE_LEVEL_HIGH 0>;
+
+ #iommu-cells = <2>;
+ #global-interrupts = <1>;
+ };
};

timer {

--
2.34.1