diff --git a/arch/arm/dts/k3-j721e-r5-sk.dts b/arch/arm/dts/k3-j721e-r5-sk.dts
index 96a13b2..5470490 100644
--- a/arch/arm/dts/k3-j721e-r5-sk.dts
+++ b/arch/arm/dts/k3-j721e-r5-sk.dts
@@ -57,3 +57,9 @@
 	reg = <0x0 0x47040000 0x0 0x100>,
 	      <0x0 0x50000000 0x0 0x8000000>;
 };
+
+&fss {
+	/* enable ranges missing from the FSS node */
+	ranges = <0x0 0x47000000 0x0 0x47000000 0x0 0x00068400>,
+	         <0x0 0x50000000 0x0 0x50000000 0x0 0x08000000>;
+};