diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 328929c740dc..5b92aef5b284 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -241,6 +241,7 @@
 		bootph-pre-ram;
 		compatible = "ti,j721e-esm";
 		reg = <0x00 0x420000 0x00 0x1000>;
+		/* Interrupt sources: rti0, rti1, rti15, wrti0, rti2, rti3 */
 		ti,esm-pins = <160>, <161>, <162>, <163>, <177>, <178>;
 	};
 
diff --git a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
index e66d486ef1f2..bb43a411f59b 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
@@ -19,6 +19,7 @@
 		bootph-pre-ram;
 		compatible = "ti,j721e-esm";
 		reg = <0x00 0x4100000 0x00 0x1000>;
+		/* Interrupt sources: esm0_cfg, esm0_hi, esm0_low, mrti0 */
 		ti,esm-pins = <0>, <1>, <2>, <85>;
 	};