arm64: dts: imx8qxp: added ddr performance monitor nodes

Add ddr performance monitor

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

1 files changed, 14 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
index 2ce7030c5c4f..05fa0b7f36bb 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
@@ -397,6 +397,20 @@
                 };
         };
 
+        ddr_subsyss: bus@5c000000 {
+                compatible = "simple-bus";
+                #address-cells = <1>;
+                #size-cells = <1>;
+                ranges = <0x5c000000 0x0 0x5c000000 0x1000000>;
+
+                ddr-pmu@5c020000 {
+                        compatible = "fsl,imx8-ddr-pmu";
+                        reg = <0x5c020000 0x10000>;
+                        interrupt-parent = <&gic>;
+                        interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
+                };
+        };
+
         lsio_subsys: bus@5d000000 {
                 compatible = "simple-bus";
                 #address-cells = <1>;