diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index c7e5da37486a..d872cc671094 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -921,6 +921,7 @@ main_r5fss0: r5fss@78000000 {
 			 <0x78200000 0x00 0x78200000 0x08000>,
 			 <0x78300000 0x00 0x78300000 0x08000>;
 		power-domains = <&k3_pds 119 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
 
 		main_r5fss0_core0: r5f@78000000 {
 			compatible = "ti,am64-r5f";
@@ -935,6 +936,7 @@ main_r5fss0_core0: r5f@78000000 {
 			ti,atcm-enable = <1>;
 			ti,btcm-enable = <1>;
 			ti,loczrama = <1>;
+			status = "disabled";
 		};
 
 		main_r5fss0_core1: r5f@78200000 {
@@ -950,6 +952,7 @@ main_r5fss0_core1: r5f@78200000 {
 			ti,atcm-enable = <1>;
 			ti,btcm-enable = <1>;
 			ti,loczrama = <1>;
+			status = "disabled";
 		};
 	};
 
@@ -963,6 +966,7 @@ main_r5fss1: r5fss@78400000 {
 			 <0x78600000 0x00 0x78600000 0x08000>,
 			 <0x78700000 0x00 0x78700000 0x08000>;
 		power-domains = <&k3_pds 120 TI_SCI_PD_EXCLUSIVE>;
+		status = "disabled";
 
 		main_r5fss1_core0: r5f@78400000 {
 			compatible = "ti,am64-r5f";
@@ -977,6 +981,7 @@ main_r5fss1_core0: r5f@78400000 {
 			ti,atcm-enable = <1>;
 			ti,btcm-enable = <1>;
 			ti,loczrama = <1>;
+			status = "disabled";
 		};
 
 		main_r5fss1_core1: r5f@78600000 {
@@ -992,6 +997,7 @@ main_r5fss1_core1: r5f@78600000 {
 			ti,atcm-enable = <1>;
 			ti,btcm-enable = <1>;
 			ti,loczrama = <1>;
+			status = "disabled";
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi
index d9d491b12c33..03c46d74ebb5 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi
@@ -349,28 +349,40 @@ &main_pktdma {
 	bootph-all;
 };
 
+&main_r5fss0 {
+	status = "okay";
+};
+
 &main_r5fss0_core0 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core0>;
 	memory-region = <&main_r5fss0_core0_dma_memory_region>,
 			<&main_r5fss0_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss0_core1 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core1>;
 	memory-region = <&main_r5fss0_core1_dma_memory_region>,
 			<&main_r5fss0_core1_memory_region>;
+	status = "okay";
+};
+
+&main_r5fss1 {
+	status = "okay";
 };
 
 &main_r5fss1_core0 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core0>;
 	memory-region = <&main_r5fss1_core0_dma_memory_region>,
 			<&main_r5fss1_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss1_core1 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core1>;
 	memory-region = <&main_r5fss1_core1_dma_memory_region>,
 			<&main_r5fss1_core1_memory_region>;
+	status = "okay";
 };
 
 &mcu_m4fss {
diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
index e01866372293..a07503b192c9 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
@@ -764,28 +764,40 @@ mbox_m4_0: mbox-m4-0 {
 	};
 };
 
+&main_r5fss0 {
+	status = "okay";
+};
+
 &main_r5fss0_core0 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core0>;
 	memory-region = <&main_r5fss0_core0_dma_memory_region>,
 			<&main_r5fss0_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss0_core1 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core1>;
 	memory-region = <&main_r5fss0_core1_dma_memory_region>,
 			<&main_r5fss0_core1_memory_region>;
+	status = "okay";
+};
+
+&main_r5fss1 {
+	status = "okay";
 };
 
 &main_r5fss1_core0 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core0>;
 	memory-region = <&main_r5fss1_core0_dma_memory_region>,
 			<&main_r5fss1_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss1_core1 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core1>;
 	memory-region = <&main_r5fss1_core1_dma_memory_region>,
 			<&main_r5fss1_core1_memory_region>;
+	status = "okay";
 };
 
 &mcu_m4fss {
diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
index 1deaa0be0085..ae4a6552644c 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
@@ -679,28 +679,40 @@ mbox_m4_0: mbox-m4-0 {
 	};
 };
 
+&main_r5fss0 {
+	status = "okay";
+};
+
 &main_r5fss0_core0 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core0>;
 	memory-region = <&main_r5fss0_core0_dma_memory_region>,
 			<&main_r5fss0_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss0_core1 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core1>;
 	memory-region = <&main_r5fss0_core1_dma_memory_region>,
 			<&main_r5fss0_core1_memory_region>;
+	status = "okay";
+};
+
+&main_r5fss1 {
+	status = "okay";
 };
 
 &main_r5fss1_core0 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core0>;
 	memory-region = <&main_r5fss1_core0_dma_memory_region>,
 			<&main_r5fss1_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss1_core1 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core1>;
 	memory-region = <&main_r5fss1_core1_dma_memory_region>,
 			<&main_r5fss1_core1_memory_region>;
+	status = "okay";
 };
 
 &mcu_m4fss {
diff --git a/arch/arm64/boot/dts/ti/k3-am642-sr-som.dtsi b/arch/arm64/boot/dts/ti/k3-am642-sr-som.dtsi
index a5cec9a07510..d0c1e4dc1da7 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-sr-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am642-sr-som.dtsi
@@ -488,28 +488,40 @@ AM64X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* USB0_DRVVBUS.USB0_DRVVBUS */
 	};
 };
 
+&main_r5fss0 {
+	status = "okay";
+};
+
 &main_r5fss0_core0 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core0>;
 	memory-region = <&main_r5fss0_core0_dma_memory_region>,
 			<&main_r5fss0_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss0_core1 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core1>;
 	memory-region = <&main_r5fss0_core1_dma_memory_region>,
 			<&main_r5fss0_core1_memory_region>;
+	status = "okay";
+};
+
+&main_r5fss1 {
+	status = "okay";
 };
 
 &main_r5fss1_core0 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core0>;
 	memory-region = <&main_r5fss1_core0_dma_memory_region>,
 			<&main_r5fss1_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss1_core1 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core1>;
 	memory-region = <&main_r5fss1_core1_dma_memory_region>,
 			<&main_r5fss1_core1_memory_region>;
+	status = "okay";
 };
 
 /* SoC default UART console */
diff --git a/arch/arm64/boot/dts/ti/k3-am642-tqma64xxl.dtsi b/arch/arm64/boot/dts/ti/k3-am642-tqma64xxl.dtsi
index 828d815d6bdf..876cbb21961d 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-tqma64xxl.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am642-tqma64xxl.dtsi
@@ -167,28 +167,40 @@ mbox_m4_0: mbox-m4-0 {
 	};
 };
 
+&main_r5fss0 {
+	status = "okay";
+};
+
 &main_r5fss0_core0 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core0>;
 	memory-region = <&main_r5fss0_core0_dma_memory_region>,
 			<&main_r5fss0_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss0_core1 {
 	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core1>;
 	memory-region = <&main_r5fss0_core1_dma_memory_region>,
 			<&main_r5fss0_core1_memory_region>;
+	status = "okay";
+};
+
+&main_r5fss1 {
+	status = "okay";
 };
 
 &main_r5fss1_core0 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core0>;
 	memory-region = <&main_r5fss1_core0_dma_memory_region>,
 			<&main_r5fss1_core0_memory_region>;
+	status = "okay";
 };
 
 &main_r5fss1_core1 {
 	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core1>;
 	memory-region = <&main_r5fss1_core1_dma_memory_region>,
 			<&main_r5fss1_core1_memory_region>;
+	status = "okay";
 };
 
 &ospi0 {