diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
index 60817c1f3104..3be74d828d84 100644
--- a/arch/arm64/boot/dts/ti/k3-am69-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
@@ -61,126 +61,6 @@ mcu_r5fss0_core0_memory_region: memory@a0100000 {
 			no-map;
 		};
 
-		mcu_r5fss0_core1_dma_memory_region: memory@a1000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa1000000 0x00 0x100000>;
-			no-map;
-		};
-
-		mcu_r5fss0_core1_memory_region: memory@a1100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa1100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss0_core0_dma_memory_region: memory@a2000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa2000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss0_core0_memory_region: memory@a2100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa2100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss0_core1_dma_memory_region: memory@a3000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa3000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss0_core1_memory_region: memory@a3100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa3100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss1_core0_dma_memory_region: memory@a4000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa4000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss1_core0_memory_region: memory@a4100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa4100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss1_core1_dma_memory_region: memory@a5000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa5000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss1_core1_memory_region: memory@a5100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa5100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss2_core0_dma_memory_region: memory@a6000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa6000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss2_core0_memory_region: memory@a6100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa6100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss2_core1_dma_memory_region: memory@a7000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa7000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss2_core1_memory_region: memory@a7100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa7100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		c71_0_dma_memory_region: memory@a8000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa8000000 0x00 0x100000>;
-			no-map;
-		};
-
-		c71_0_memory_region: memory@a8100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa8100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		c71_1_dma_memory_region: memory@a9000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa9000000 0x00 0x100000>;
-			no-map;
-		};
-
-		c71_1_memory_region: memory@a9100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa9100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		c71_2_dma_memory_region: memory@aa000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xaa000000 0x00 0x100000>;
-			no-map;
-		};
-
-		c71_2_memory_region: memory@aa100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xaa100000 0x00 0xf00000>;
-			no-map;
-		};
-
 		c71_3_dma_memory_region: memory@ab000000 {
 			compatible = "shared-dma-pool";
 			reg = <0x00 0xab000000 0x00 0x100000>;
@@ -640,84 +520,7 @@ &phy_gmii_sel {
 	bootph-all;
 };
 
-&mailbox0_cluster0 {
-	status = "okay";
-	interrupts = <436>;
-	mbox_mcu_r5fss0_core0: mbox-mcu-r5fss0-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_mcu_r5fss0_core1: mbox-mcu-r5fss0-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster1 {
-	status = "okay";
-	interrupts = <432>;
-	mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_main_r5fss0_core1: mbox-main-r5fss0-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster2 {
-	status = "okay";
-	interrupts = <428>;
-	mbox_main_r5fss1_core0: mbox-main-r5fss1-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_main_r5fss1_core1: mbox-main-r5fss1-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster3 {
-	status = "okay";
-	interrupts = <424>;
-	mbox_main_r5fss2_core0: mbox-main-r5fss2-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_main_r5fss2_core1: mbox-main-r5fss2-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster4 {
-	status = "okay";
-	interrupts = <420>;
-	mbox_c71_0: mbox-c71-0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_c71_1: mbox-c71-1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
 &mailbox0_cluster5 {
-	status = "okay";
-	interrupts = <416>;
-	mbox_c71_2: mbox-c71-2 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
 	mbox_c71_3: mbox-c71-3 {
 		ti,mbox-rx = <2 0 0>;
 		ti,mbox-tx = <3 0 0>;
@@ -992,143 +795,6 @@ &mcu_cpsw_port1 {
 	bootph-all;
 };
 
-&mcu_r5fss0 {
-	status = "okay";
-};
-
-&mcu_r5fss0_core0 {
-	mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core0>;
-	memory-region = <&mcu_r5fss0_core0_dma_memory_region>,
-			<&mcu_r5fss0_core0_memory_region>;
-	status = "okay";
-};
-
-&mcu_r5fss0_core1 {
-	mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core1>;
-	memory-region = <&mcu_r5fss0_core1_dma_memory_region>,
-			<&mcu_r5fss0_core1_memory_region>;
-	status = "okay";
-};
-
-&main_r5fss0 {
-	ti,cluster-mode = <0>;
-	status = "okay";
-};
-
-&main_r5fss1 {
-	ti,cluster-mode = <0>;
-	status = "okay";
-};
-
-/* Timers are used by Remoteproc firmware */
-&main_timer0 {
-	status = "reserved";
-};
-
-&main_timer1 {
-	status = "reserved";
-};
-
-&main_timer2 {
-	status = "reserved";
-};
-
-&main_timer3 {
-	status = "reserved";
-};
-
-&main_timer4 {
-	status = "reserved";
-};
-
-&main_timer5 {
-	status = "reserved";
-};
-
-&main_timer6 {
-	status = "reserved";
-};
-
-&main_timer7 {
-	status = "reserved";
-};
-
-&main_timer8 {
-	status = "reserved";
-};
-
-&main_timer9 {
-	status = "reserved";
-};
-
-&main_r5fss2 {
-	ti,cluster-mode = <0>;
-	status = "okay";
-};
-
-&main_r5fss0_core0 {
-	mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core0>;
-	memory-region = <&main_r5fss0_core0_dma_memory_region>,
-			<&main_r5fss0_core0_memory_region>;
-	status = "okay";
-};
-
-&main_r5fss0_core1 {
-	mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core1>;
-	memory-region = <&main_r5fss0_core1_dma_memory_region>,
-			<&main_r5fss0_core1_memory_region>;
-	status = "okay";
-};
-
-&main_r5fss1_core0 {
-	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core0>;
-	memory-region = <&main_r5fss1_core0_dma_memory_region>,
-			<&main_r5fss1_core0_memory_region>;
-	status = "okay";
-};
-
-&main_r5fss1_core1 {
-	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core1>;
-	memory-region = <&main_r5fss1_core1_dma_memory_region>,
-			<&main_r5fss1_core1_memory_region>;
-	status = "okay";
-};
-
-&main_r5fss2_core0 {
-	mboxes = <&mailbox0_cluster3 &mbox_main_r5fss2_core0>;
-	memory-region = <&main_r5fss2_core0_dma_memory_region>,
-			<&main_r5fss2_core0_memory_region>;
-	status = "okay";
-};
-
-&main_r5fss2_core1 {
-	mboxes = <&mailbox0_cluster3 &mbox_main_r5fss2_core1>;
-	memory-region = <&main_r5fss2_core1_dma_memory_region>,
-			<&main_r5fss2_core1_memory_region>;
-	status = "okay";
-};
-
-&c71_0 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster4 &mbox_c71_0>;
-	memory-region = <&c71_0_dma_memory_region>,
-			<&c71_0_memory_region>;
-};
-
-&c71_1 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster4 &mbox_c71_1>;
-	memory-region = <&c71_1_dma_memory_region>,
-			<&c71_1_memory_region>;
-};
-
-&c71_2 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster5 &mbox_c71_2>;
-	memory-region = <&c71_2_dma_memory_region>,
-			<&c71_2_memory_region>;
-};
-
 &c71_3 {
 	status = "okay";
 	mboxes = <&mailbox0_cluster5 &mbox_c71_3>;
@@ -1418,3 +1084,5 @@ &usb0 {
 	phys = <&serdes0_usb_link>;
 	phy-names = "cdns3,usb3-phy";
 };
+
+#include "k3-j784s4-j742s2-ti-ipc-firmware-common.dtsi"
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-evm-common.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-evm-common.dtsi
index fdde1bd0e831..419c1a70e028 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-evm-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-evm-common.dtsi
@@ -46,126 +46,6 @@ mcu_r5fss0_core0_memory_region: memory@a0100000 {
 			reg = <0x00 0xa0100000 0x00 0xf00000>;
 			no-map;
 		};
-
-		mcu_r5fss0_core1_dma_memory_region: memory@a1000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa1000000 0x00 0x100000>;
-			no-map;
-		};
-
-		mcu_r5fss0_core1_memory_region: memory@a1100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa1100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss0_core0_dma_memory_region: memory@a2000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa2000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss0_core0_memory_region: memory@a2100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa2100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss0_core1_dma_memory_region: memory@a3000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa3000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss0_core1_memory_region: memory@a3100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa3100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss1_core0_dma_memory_region: memory@a4000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa4000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss1_core0_memory_region: memory@a4100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa4100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss1_core1_dma_memory_region: memory@a5000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa5000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss1_core1_memory_region: memory@a5100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa5100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss2_core0_dma_memory_region: memory@a6000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa6000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss2_core0_memory_region: memory@a6100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa6100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		main_r5fss2_core1_dma_memory_region: memory@a7000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa7000000 0x00 0x100000>;
-			no-map;
-		};
-
-		main_r5fss2_core1_memory_region: memory@a7100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa7100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		c71_0_dma_memory_region: memory@a8000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa8000000 0x00 0x100000>;
-			no-map;
-		};
-
-		c71_0_memory_region: memory@a8100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa8100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		c71_1_dma_memory_region: memory@a9000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa9000000 0x00 0x100000>;
-			no-map;
-		};
-
-		c71_1_memory_region: memory@a9100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xa9100000 0x00 0xf00000>;
-			no-map;
-		};
-
-		c71_2_dma_memory_region: memory@aa000000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xaa000000 0x00 0x100000>;
-			no-map;
-		};
-
-		c71_2_memory_region: memory@aa100000 {
-			compatible = "shared-dma-pool";
-			reg = <0x00 0xaa100000 0x00 0xf00000>;
-			no-map;
-		};
 	};
 
 	evm_12v0: regulator-evm12v0 {
@@ -1069,228 +949,6 @@ &main_cpsw1_port1 {
 	status = "okay";
 };
 
-&mailbox0_cluster0 {
-	status = "okay";
-	interrupts = <436>;
-
-	mbox_mcu_r5fss0_core0: mbox-mcu-r5fss0-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_mcu_r5fss0_core1: mbox-mcu-r5fss0-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster1 {
-	status = "okay";
-	interrupts = <432>;
-
-	mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_main_r5fss0_core1: mbox-main-r5fss0-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster2 {
-	status = "okay";
-	interrupts = <428>;
-
-	mbox_main_r5fss1_core0: mbox-main-r5fss1-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_main_r5fss1_core1: mbox-main-r5fss1-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster3 {
-	status = "okay";
-	interrupts = <424>;
-
-	mbox_main_r5fss2_core0: mbox-main-r5fss2-core0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_main_r5fss2_core1: mbox-main-r5fss2-core1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster4 {
-	status = "okay";
-	interrupts = <420>;
-
-	mbox_c71_0: mbox-c71-0 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-
-	mbox_c71_1: mbox-c71-1 {
-		ti,mbox-rx = <2 0 0>;
-		ti,mbox-tx = <3 0 0>;
-	};
-};
-
-&mailbox0_cluster5 {
-	status = "okay";
-	interrupts = <416>;
-
-	mbox_c71_2: mbox-c71-2 {
-		ti,mbox-rx = <0 0 0>;
-		ti,mbox-tx = <1 0 0>;
-	};
-};
-
-&mcu_r5fss0 {
-	status = "okay";
-};
-
-&mcu_r5fss0_core0 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core0>;
-	memory-region = <&mcu_r5fss0_core0_dma_memory_region>,
-			<&mcu_r5fss0_core0_memory_region>;
-};
-
-&mcu_r5fss0_core1 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core1>;
-	memory-region = <&mcu_r5fss0_core1_dma_memory_region>,
-			<&mcu_r5fss0_core1_memory_region>;
-};
-
-&main_r5fss0 {
-	ti,cluster-mode = <0>;
-	status = "okay";
-};
-
-&main_r5fss1 {
-	ti,cluster-mode = <0>;
-	status = "okay";
-};
-
-&main_r5fss2 {
-	ti,cluster-mode = <0>;
-	status = "okay";
-};
-
-/* Timers are used by Remoteproc firmware */
-&main_timer0 {
-	status = "reserved";
-};
-
-&main_timer1 {
-	status = "reserved";
-};
-
-&main_timer2 {
-	status = "reserved";
-};
-
-&main_timer3 {
-	status = "reserved";
-};
-
-&main_timer4 {
-	status = "reserved";
-};
-
-&main_timer5 {
-	status = "reserved";
-};
-
-&main_timer6 {
-	status = "reserved";
-};
-
-&main_timer7 {
-	status = "reserved";
-};
-
-&main_timer8 {
-	status = "reserved";
-};
-
-&main_timer9 {
-	status = "reserved";
-};
-
-&main_r5fss0_core0 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core0>;
-	memory-region = <&main_r5fss0_core0_dma_memory_region>,
-			<&main_r5fss0_core0_memory_region>;
-};
-
-&main_r5fss0_core1 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core1>;
-	memory-region = <&main_r5fss0_core1_dma_memory_region>,
-			<&main_r5fss0_core1_memory_region>;
-};
-
-&main_r5fss1_core0 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core0>;
-	memory-region = <&main_r5fss1_core0_dma_memory_region>,
-			<&main_r5fss1_core0_memory_region>;
-};
-
-&main_r5fss1_core1 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core1>;
-	memory-region = <&main_r5fss1_core1_dma_memory_region>,
-			<&main_r5fss1_core1_memory_region>;
-};
-
-&main_r5fss2_core0 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster3 &mbox_main_r5fss2_core0>;
-	memory-region = <&main_r5fss2_core0_dma_memory_region>,
-			<&main_r5fss2_core0_memory_region>;
-};
-
-&main_r5fss2_core1 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster3 &mbox_main_r5fss2_core1>;
-	memory-region = <&main_r5fss2_core1_dma_memory_region>,
-			<&main_r5fss2_core1_memory_region>;
-};
-
-&c71_0 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster4 &mbox_c71_0>;
-	memory-region = <&c71_0_dma_memory_region>,
-			<&c71_0_memory_region>;
-};
-
-&c71_1 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster4 &mbox_c71_1>;
-	memory-region = <&c71_1_dma_memory_region>,
-			<&c71_1_memory_region>;
-};
-
-&c71_2 {
-	status = "okay";
-	mboxes = <&mailbox0_cluster5 &mbox_c71_2>;
-	memory-region = <&c71_2_dma_memory_region>,
-			<&c71_2_memory_region>;
-};
-
 &tscadc0 {
 	pinctrl-0 = <&mcu_adc0_pins_default>;
 	pinctrl-names = "default";
@@ -1619,3 +1277,5 @@ &mcasp0 {
 		0 0 0 0
 	>;
 };
+
+#include "k3-j784s4-j742s2-ti-ipc-firmware-common.dtsi"
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-ti-ipc-firmware-common.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-ti-ipc-firmware-common.dtsi
new file mode 100644
index 000000000000..455397227d4a
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-ti-ipc-firmware-common.dtsi
@@ -0,0 +1,350 @@
+// SPDX-License-Identifier: GPL-2.0-only OR MIT
+/**
+ * Device Tree Source for enabling IPC using TI SDK firmware on J784S4/J742S2 SoCs
+ *
+ * Copyright (C) 2022-2025 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+&reserved_memory {
+	mcu_r5fss0_core1_dma_memory_region: memory@a1000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa1000000 0x00 0x100000>;
+		no-map;
+	};
+
+	mcu_r5fss0_core1_memory_region: memory@a1100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa1100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	main_r5fss0_core0_dma_memory_region: memory@a2000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa2000000 0x00 0x100000>;
+		no-map;
+	};
+
+	main_r5fss0_core0_memory_region: memory@a2100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa2100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	main_r5fss0_core1_dma_memory_region: memory@a3000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa3000000 0x00 0x100000>;
+		no-map;
+	};
+
+	main_r5fss0_core1_memory_region: memory@a3100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa3100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	main_r5fss1_core0_dma_memory_region: memory@a4000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa4000000 0x00 0x100000>;
+		no-map;
+	};
+
+	main_r5fss1_core0_memory_region: memory@a4100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa4100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	main_r5fss1_core1_dma_memory_region: memory@a5000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa5000000 0x00 0x100000>;
+		no-map;
+	};
+
+	main_r5fss1_core1_memory_region: memory@a5100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa5100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	main_r5fss2_core0_dma_memory_region: memory@a6000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa6000000 0x00 0x100000>;
+		no-map;
+	};
+
+	main_r5fss2_core0_memory_region: memory@a6100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa6100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	main_r5fss2_core1_dma_memory_region: memory@a7000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa7000000 0x00 0x100000>;
+		no-map;
+	};
+
+	main_r5fss2_core1_memory_region: memory@a7100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa7100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	c71_0_dma_memory_region: memory@a8000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa8000000 0x00 0x100000>;
+		no-map;
+	};
+
+	c71_0_memory_region: memory@a8100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa8100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	c71_1_dma_memory_region: memory@a9000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa9000000 0x00 0x100000>;
+		no-map;
+	};
+
+	c71_1_memory_region: memory@a9100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xa9100000 0x00 0xf00000>;
+		no-map;
+	};
+
+	c71_2_dma_memory_region: memory@aa000000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xaa000000 0x00 0x100000>;
+		no-map;
+	};
+
+	c71_2_memory_region: memory@aa100000 {
+		compatible = "shared-dma-pool";
+		reg = <0x00 0xaa100000 0x00 0xf00000>;
+		no-map;
+	};
+};
+
+&mailbox0_cluster0 {
+	status = "okay";
+	interrupts = <436>;
+
+	mbox_mcu_r5fss0_core0: mbox-mcu-r5fss0-core0 {
+		ti,mbox-rx = <0 0 0>;
+		ti,mbox-tx = <1 0 0>;
+	};
+
+	mbox_mcu_r5fss0_core1: mbox-mcu-r5fss0-core1 {
+		ti,mbox-rx = <2 0 0>;
+		ti,mbox-tx = <3 0 0>;
+	};
+};
+
+&mailbox0_cluster1 {
+	status = "okay";
+	interrupts = <432>;
+
+	mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 {
+		ti,mbox-rx = <0 0 0>;
+		ti,mbox-tx = <1 0 0>;
+	};
+
+	mbox_main_r5fss0_core1: mbox-main-r5fss0-core1 {
+		ti,mbox-rx = <2 0 0>;
+		ti,mbox-tx = <3 0 0>;
+	};
+};
+
+&mailbox0_cluster2 {
+	status = "okay";
+	interrupts = <428>;
+
+	mbox_main_r5fss1_core0: mbox-main-r5fss1-core0 {
+		ti,mbox-rx = <0 0 0>;
+		ti,mbox-tx = <1 0 0>;
+	};
+
+	mbox_main_r5fss1_core1: mbox-main-r5fss1-core1 {
+		ti,mbox-rx = <2 0 0>;
+		ti,mbox-tx = <3 0 0>;
+	};
+};
+
+&mailbox0_cluster3 {
+	status = "okay";
+	interrupts = <424>;
+
+	mbox_main_r5fss2_core0: mbox-main-r5fss2-core0 {
+		ti,mbox-rx = <0 0 0>;
+		ti,mbox-tx = <1 0 0>;
+	};
+
+	mbox_main_r5fss2_core1: mbox-main-r5fss2-core1 {
+		ti,mbox-rx = <2 0 0>;
+		ti,mbox-tx = <3 0 0>;
+	};
+};
+
+&mailbox0_cluster4 {
+	status = "okay";
+	interrupts = <420>;
+
+	mbox_c71_0: mbox-c71-0 {
+		ti,mbox-rx = <0 0 0>;
+		ti,mbox-tx = <1 0 0>;
+	};
+
+	mbox_c71_1: mbox-c71-1 {
+		ti,mbox-rx = <2 0 0>;
+		ti,mbox-tx = <3 0 0>;
+	};
+};
+
+&mailbox0_cluster5 {
+	status = "okay";
+	interrupts = <416>;
+
+	mbox_c71_2: mbox-c71-2 {
+		ti,mbox-rx = <0 0 0>;
+		ti,mbox-tx = <1 0 0>;
+	};
+};
+
+/* Timers are used by Remoteproc firmware */
+&main_timer0 {
+	status = "reserved";
+};
+
+&main_timer1 {
+	status = "reserved";
+};
+
+&main_timer2 {
+	status = "reserved";
+};
+
+&main_timer3 {
+	status = "reserved";
+};
+
+&main_timer4 {
+	status = "reserved";
+};
+
+&main_timer5 {
+	status = "reserved";
+};
+
+&main_timer6 {
+	status = "reserved";
+};
+
+&main_timer7 {
+	status = "reserved";
+};
+
+&main_timer8 {
+	status = "reserved";
+};
+
+&main_timer9 {
+	status = "reserved";
+};
+
+&mcu_r5fss0 {
+	status = "okay";
+};
+
+&mcu_r5fss0_core0 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core0>;
+	memory-region = <&mcu_r5fss0_core0_dma_memory_region>,
+			<&mcu_r5fss0_core0_memory_region>;
+};
+
+&mcu_r5fss0_core1 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster0 &mbox_mcu_r5fss0_core1>;
+	memory-region = <&mcu_r5fss0_core1_dma_memory_region>,
+			<&mcu_r5fss0_core1_memory_region>;
+};
+
+&main_r5fss0 {
+	ti,cluster-mode = <0>;
+	status = "okay";
+};
+
+&main_r5fss0_core0 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core0>;
+	memory-region = <&main_r5fss0_core0_dma_memory_region>,
+			<&main_r5fss0_core0_memory_region>;
+};
+
+&main_r5fss0_core1 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster1 &mbox_main_r5fss0_core1>;
+	memory-region = <&main_r5fss0_core1_dma_memory_region>,
+			<&main_r5fss0_core1_memory_region>;
+};
+
+&main_r5fss1 {
+	ti,cluster-mode = <0>;
+	status = "okay";
+};
+
+&main_r5fss1_core0 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core0>;
+	memory-region = <&main_r5fss1_core0_dma_memory_region>,
+			<&main_r5fss1_core0_memory_region>;
+};
+
+&main_r5fss1_core1 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss1_core1>;
+	memory-region = <&main_r5fss1_core1_dma_memory_region>,
+			<&main_r5fss1_core1_memory_region>;
+};
+
+&main_r5fss2 {
+	ti,cluster-mode = <0>;
+	status = "okay";
+};
+
+&main_r5fss2_core0 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster3 &mbox_main_r5fss2_core0>;
+	memory-region = <&main_r5fss2_core0_dma_memory_region>,
+			<&main_r5fss2_core0_memory_region>;
+};
+
+&main_r5fss2_core1 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster3 &mbox_main_r5fss2_core1>;
+	memory-region = <&main_r5fss2_core1_dma_memory_region>,
+			<&main_r5fss2_core1_memory_region>;
+};
+
+&c71_0 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster4 &mbox_c71_0>;
+	memory-region = <&c71_0_dma_memory_region>,
+			<&c71_0_memory_region>;
+};
+
+&c71_1 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster4 &mbox_c71_1>;
+	memory-region = <&c71_1_dma_memory_region>,
+			<&c71_1_memory_region>;
+};
+
+&c71_2 {
+	status = "okay";
+	mboxes = <&mailbox0_cluster5 &mbox_c71_2>;
+	memory-region = <&c71_2_dma_memory_region>,
+			<&c71_2_memory_region>;
+};