[PATCH v2 5/5] arm64: dts: imx94: add DDR Perf Monitor node

Xu Yang xu.yang_2 at nxp.com
Thu Aug 21 04:01:53 PDT 2025


Add DDR Perf Monitor for i.MX94.

Signed-off-by: Xu Yang <xu.yang_2 at nxp.com>

---
Changes in v2:
 - fix typo
---
 arch/arm64/boot/dts/freescale/imx94.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx94.dtsi b/arch/arm64/boot/dts/freescale/imx94.dtsi
index 44dee2cbd42d4bc765c33a9ce663ceda095b6c66..6a2d86d67200facec76a7880b4a2268b4191452c 100644
--- a/arch/arm64/boot/dts/freescale/imx94.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx94.dtsi
@@ -1188,5 +1188,11 @@ wdog3: watchdog at 49220000 {
 				status = "disabled";
 			};
 		};
+
+		ddr-pmu at 4e090dc0 {
+			compatible = "fsl,imx94-ddr-pmu", "fsl,imx93-ddr-pmu";
+			reg = <0x0 0x4e090dc0 0x0 0x200>;
+			interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
 };

-- 
2.34.1




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