From aef9703dcbf8a816af06a30e51a0f9e3773086e3 Mon Sep 17 00:00:00 2001
From: Adrian Ng Ho Yin <adrianhoyin.ng@altera.com>
Date: Wed, 15 Oct 2025 10:12:43 +0800
Subject: [PATCH] arm64: dts: socfpga: agilex5: Add SMMU-V3-PMCG nodes

Add SMMU-V3 Performance Monitoring Counter Group (PMCG) nodes for
Agilex5 to support SMMU performance event monitoring.

Signed-off-by: Adrian Ng Ho Yin <adrianhoyin.ng@altera.com>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
---
 .../arm64/boot/dts/intel/socfpga_agilex5.dtsi | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
index f0379e4eac9d..408911ea7bc5 100644
--- a/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
+++ b/arch/arm64/boot/dts/intel/socfpga_agilex5.dtsi
@@ -154,6 +154,12 @@
 		compatible = "usb-nop-xceiv";
 	};
 
+	pmu0: pmu {
+		compatible = "arm,armv8-pmuv3";
+		interrupt-parent = <&intc>;
+		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
+	};
+
 	soc: soc@0 {
 		compatible = "simple-bus";
 		ranges = <0 0 0 0xffffffff>;
@@ -860,5 +866,61 @@
 				};
 			};
 		};
+
+		pmu0_tcu: pmu@16002000 {
+			compatible = "arm,smmu-v3-pmcg";
+			reg = <0x16002000 0x1000>,
+				<0x16022000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_SPI 136 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pmu0_tbu0: pmu@16042000 {
+			compatible = "arm,smmu-v3-pmcg";
+			reg = <0x16042000 0x1000>,
+				<0x16052000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_SPI 138 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pmu0_tbu1: pmu@16062000 {
+			compatible = "arm,smmu-v3-pmcg";
+			reg = <0x16062000 0x1000>,
+				<0x16072000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_SPI 140 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pmu0_tbu2: pmu@16082000 {
+			compatible = "arm,smmu-v3-pmcg";
+			reg = <0x16082000 0x1000>,
+				<0x16092000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_SPI 142 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pmu0_tbu3: pmu@160a2000 {
+			compatible = "arm,smmu-v3-pmcg";
+			reg = <0x160A2000 0x1000>,
+				<0x160B2000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_SPI 144 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pmu0_tbu4: pmu@160c2000 {
+			compatible = "arm,smmu-v3-pmcg";
+			reg = <0x160C2000 0x1000>,
+				<0x160D2000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_SPI 146 IRQ_TYPE_EDGE_RISING>;
+		};
+
+		pmu0_tbu5: pmu@160e2000 {
+			compatible = "arm,smmu-v3-pmcg";
+			reg = <0x160E2000 0x1000>,
+				<0x160F2000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_SPI 150 IRQ_TYPE_EDGE_RISING>;
+		};
 	};
 };
-- 
2.47.3