arm64: dts: imx93: add ddr performance monitor node

Add performance monitor.
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx93.dtsi

@@ -857,5 +857,11 @@ media_blk_ctrl: system-controller@4ac10000 {
 			#power-domain-cells = <1>;
 			status = "disabled";
 		};
+
+		ddr-pmu@4e300dc0 {
+			compatible = "fsl,imx93-ddr-pmu";
+			reg = <0x4e300dc0 0x200>;
+			interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
 };