diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 818d66a17a..89a12f6c9f 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -750,7 +750,8 @@ dtb-$(CONFIG_TARGET_STM32MP1) += \
 	stm32mp157c-ev1.dtb
 
 dtb-$(CONFIG_SOC_K3_AM6) += k3-am654-base-board.dtb k3-am654-r5-base-board.dtb
-dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb
+dtb-$(CONFIG_SOC_K3_J721E) += k3-j721e-common-proc-board.dtb \
+			      k3-j721e-r5-common-proc-board.dtb
 
 dtb-$(CONFIG_ARCH_MEDIATEK) += \
 	mt7623n-bananapi-bpi-r2.dtb \
diff --git a/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi b/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
new file mode 100644
index 0000000000..541da22c48
--- /dev/null
+++ b/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
+ */
+
+/ {
+	chosen {
+		stdout-path = "serial2:115200n8";
+		tick-timer = &timer1;
+	};
+};
+
+&cbass_main{
+	u-boot,dm-spl;
+};
+
+&cbass_mcu_wakeup {
+	u-boot,dm-spl;
+
+	timer1: timer@40400000 {
+		compatible = "ti,omap5430-timer";
+		reg = <0x0 0x40400000 0x0 0x80>;
+		ti,timer-alwon;
+		clock-frequency = <25000000>;
+		u-boot,dm-spl;
+	};
+};
+
+&secure_proxy_main {
+	u-boot,dm-spl;
+};
+
+&dmsc {
+	u-boot,dm-spl;
+	k3_sysreset: sysreset-controller {
+		compatible = "ti,sci-sysreset";
+		u-boot,dm-spl;
+	};
+};
+
+&k3_pds {
+	u-boot,dm-spl;
+};
+
+&k3_clks {
+	u-boot,dm-spl;
+};
+
+&k3_reset {
+	u-boot,dm-spl;
+};
+
+&wkup_pmx0 {
+	u-boot,dm-spl;
+};
+
+&main_pmx0 {
+	u-boot,dm-spl;
+};
+
+&main_uart0 {
+	u-boot,dm-spl;
+};
+
+&mcu_uart0 {
+	u-boot,dm-spl;
+};
+
+&main_sdhci0 {
+	u-boot,dm-spl;
+};
+
+&main_sdhci1 {
+	u-boot,dm-spl;
+};
diff --git a/arch/arm/dts/k3-j721e-r5-common-proc-board.dts b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
new file mode 100644
index 0000000000..5d8883e2f5
--- /dev/null
+++ b/arch/arm/dts/k3-j721e-r5-common-proc-board.dts
@@ -0,0 +1,138 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
+ */
+
+/dts-v1/;
+
+#include "k3-j721e-som-p0.dtsi"
+
+/ {
+	aliases {
+		remoteproc0 = &sysctrler;
+		remoteproc1 = &a72_0;
+	};
+
+	chosen {
+		stdout-path = "serial2:115200n8";
+		tick-timer = &timer1;
+	};
+
+	a72_0: a72@0 {
+		compatible = "ti,am654-rproc";
+		reg = <0x0 0x00a90000 0x0 0x10>;
+		power-domains = <&k3_pds 61>, <&k3_pds 202>;
+		resets = <&k3_reset 202 0>;
+		ti,sci = <&dmsc>;
+		ti,sci-proc-id = <32>;
+		ti,sci-host-id = <10>;
+		u-boot,dm-spl;
+	};
+
+	clk_200mhz: dummy_clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <200000000>;
+		u-boot,dm-spl;
+	};
+};
+
+&cbass_mcu_wakeup {
+	mcu_secproxy: secproxy@28380000 {
+		u-boot,dm-spl;
+		compatible = "ti,am654-secure-proxy";
+		reg = <0x0 0x2a380000 0x0 0x80000>,
+		      <0x0 0x2a400000 0x0 0x80000>,
+		      <0x0 0x2a480000 0x0 0x80000>;
+		reg-names = "rt", "scfg", "target_data";
+		#mbox-cells = <1>;
+	};
+
+	sysctrler: sysctrler {
+		u-boot,dm-spl;
+		compatible = "ti,am654-system-controller";
+		mboxes= <&mcu_secproxy 4>, <&mcu_secproxy 5>;
+		mbox-names = "tx", "rx";
+	};
+};
+
+&dmsc {
+	mboxes= <&mcu_secproxy 8>, <&mcu_secproxy 6>, <&mcu_secproxy 5>;
+	mbox-names = "tx", "rx", "notify";
+	ti,host-id = <4>;
+	ti,secure-host;
+};
+
+&wkup_pmx0 {
+	wkup_uart0_pins_default: wkup_uart0_pins_default {
+		u-boot,dm-spl;
+		pinctrl-single,pins = <
+			J721E_WKUP_IOPAD(0xa0, PIN_INPUT, 0) /* (J29) WKUP_UART0_RXD */
+			J721E_WKUP_IOPAD(0xa4, PIN_OUTPUT, 0) /* (J28) WKUP_UART0_TXD */
+		>;
+	};
+
+	mcu_uart0_pins_default: mcu_uart0_pins_default {
+		u-boot,dm-spl;
+		pinctrl-single,pins = <
+			J721E_WKUP_IOPAD(0xe8, PIN_INPUT, 0) /* (H29) WKUP_GPIO0_14.MCU_UART0_CTSn */
+			J721E_WKUP_IOPAD(0xec, PIN_OUTPUT, 0) /* (J27) WKUP_GPIO0_15.MCU_UART0_RTSn */
+			J721E_WKUP_IOPAD(0xe4, PIN_INPUT, 0) /* (H28) WKUP_GPIO0_13.MCU_UART0_RXD */
+			J721E_WKUP_IOPAD(0xe0, PIN_OUTPUT, 0) /* (G29) WKUP_GPIO0_12.MCU_UART0_TXD */
+		>;
+	};
+};
+
+&main_pmx0 {
+	main_uart0_pins_default: main_uart0_pins_default {
+		u-boot,dm-spl;
+		pinctrl-single,pins = <
+			J721E_IOPAD(0x1d4, PIN_INPUT, 1) /* (Y3) SPI1_CS0.UART0_CTSn */
+			J721E_IOPAD(0x1c0, PIN_OUTPUT, 1) /* (AA2) SPI0_CS0.UART0_RTSn */
+			J721E_IOPAD(0x1e8, PIN_INPUT, 0) /* (AB2) UART0_RXD */
+			J721E_IOPAD(0x1ec, PIN_OUTPUT, 0) /* (AB3) UART0_TXD */
+		>;
+	};
+};
+
+&wkup_uart0 {
+	u-boot,dm-spl;
+	pinctrl-names = "default";
+	pinctrl-0 = <&wkup_uart0_pins_default>;
+	status = "okay";
+};
+
+&mcu_uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mcu_uart0_pins_default>;
+	status = "okay";
+};
+
+&main_uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_uart0_pins_default>;
+	status = "okay";
+	power-domains = <&k3_pds 146>;
+};
+
+&main_sdhci0 {
+	/delete-property/ power-domains;
+	/delete-property/ assigned-clocks;
+	/delete-property/ assigned-clock-parents;
+	clock-names = "clk_xin";
+	clocks = <&clk_200mhz>;
+	ti,driver-strength-ohm = <50>;
+	non-removable;
+	bus-width = <8>;
+};
+
+&main_sdhci1 {
+	/delete-property/ power-domains;
+	/delete-property/ assigned-clocks;
+	/delete-property/ assigned-clock-parents;
+	clock-names = "clk_xin";
+	clocks = <&clk_200mhz>;
+	ti,driver-strength-ohm = <50>;
+};
+
+#include "k3-j721e-common-proc-board-u-boot.dtsi"
