diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
index 6b6ef6a30614..3731ffb4a5c9 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
@@ -354,8 +354,8 @@
 			 <0x0 0x47034000 0x0 0x47034000 0x0 0x100>, /* HBMC Control */
 			 <0x0 0x47040000 0x0 0x47040000 0x0 0x100>, /* OSPI0 Control */
 			 <0x0 0x47050000 0x0 0x47050000 0x0 0x100>, /* OSPI1 Control */
-			 <0x5 0x00000000 0x5 0x00000000 0x1 0x0000000>, /* HBMC/OSPI0 Memory */
-			 <0x7 0x00000000 0x7 0x00000000 0x1 0x0000000>; /* OSPI1 Memory */
+			 <0x0 0x50000000 0x0 0x50000000 0x0 0x10000000>, /* FSS data region 1 */
+			 <0x4 0x00000000 0x4 0x00000000 0x4 0x00000000>; /* FSS data region 0/3 */
 
 		hbmc_mux: mux-controller@47000004 {
 			compatible = "reg-mux";
@@ -367,7 +367,7 @@
 		hbmc: hyperbus@47034000 {
 			compatible = "ti,am654-hbmc";
 			reg = <0x00 0x47034000 0x00 0x100>,
-				<0x05 0x00000000 0x01 0x0000000>;
+			      <0x05 0x00000000 0x01 0x00000000>;
 			power-domains = <&k3_pds 102 TI_SCI_PD_EXCLUSIVE>;
 			clocks = <&k3_clks 102 0>;
 			assigned-clocks = <&k3_clks 102 5>;
@@ -381,7 +381,7 @@
 		ospi0: spi@47040000 {
 			compatible = "ti,am654-ospi", "cdns,qspi-nor";
 			reg = <0x0 0x47040000 0x0 0x100>,
-				<0x5 0x00000000 0x1 0x0000000>;
+			      <0x5 0x00000000 0x1 0x00000000>;
 			interrupts = <GIC_SPI 840 IRQ_TYPE_LEVEL_HIGH>;
 			cdns,fifo-depth = <256>;
 			cdns,fifo-width = <4>;
@@ -399,7 +399,7 @@
 		ospi1: spi@47050000 {
 			compatible = "ti,am654-ospi", "cdns,qspi-nor";
 			reg = <0x0 0x47050000 0x0 0x100>,
-				<0x7 0x00000000 0x1 0x00000000>;
+			      <0x7 0x00000000 0x1 0x00000000>;
 			interrupts = <GIC_SPI 841 IRQ_TYPE_LEVEL_HIGH>;
 			cdns,fifo-depth = <256>;
 			cdns,fifo-width = <4>;
diff --git a/arch/arm64/boot/dts/ti/k3-j721e.dtsi b/arch/arm64/boot/dts/ti/k3-j721e.dtsi
index 5a72c518ceb6..a7f2f52f42f7 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e.dtsi
@@ -145,8 +145,7 @@
 			 <0x00 0x46000000 0x00 0x46000000 0x00 0x00200000>,
 			 <0x00 0x47000000 0x00 0x47000000 0x00 0x00068400>,
 			 <0x00 0x50000000 0x00 0x50000000 0x00 0x10000000>,
-			 <0x05 0x00000000 0x05 0x00000000 0x01 0x00000000>,
-			 <0x07 0x00000000 0x07 0x00000000 0x01 0x00000000>;
+			 <0x04 0x00000000 0x04 0x00000000 0x04 0x00000000>;
 
 		cbass_mcu_wakeup: bus@28380000 {
 			compatible = "simple-bus";
@@ -162,9 +161,8 @@
 				 <0x00 0x45100000 0x00 0x45100000 0x00 0x00c24000>, /* MMRs, remaining NAVSS */
 				 <0x00 0x46000000 0x00 0x46000000 0x00 0x00200000>, /* CPSW */
 				 <0x00 0x47000000 0x00 0x47000000 0x00 0x00068400>, /* OSPI register space */
-				 <0x00 0x50000000 0x00 0x50000000 0x00 0x10000000>, /* FSS OSPI0/1 data region 0 */
-				 <0x05 0x00000000 0x05 0x00000000 0x01 0x00000000>, /* FSS OSPI0 data region 3 */
-				 <0x07 0x00000000 0x07 0x00000000 0x01 0x00000000>; /* FSS OSPI1 data region 3*/
+				 <0x00 0x50000000 0x00 0x50000000 0x00 0x10000000>, /* FSS data region 1 */
+				 <0x04 0x00000000 0x04 0x00000000 0x04 0x00000000>; /* FSS data region 0/3 */
 		};
 	};