diff --git a/arch/arm/dts/k3-j784s4-evm-u-boot.dtsi b/arch/arm/dts/k3-j784s4-evm-u-boot.dtsi
new file mode 100644
index 0000000..ac74978
--- /dev/null
+++ b/arch/arm/dts/k3-j784s4-evm-u-boot.dtsi
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+#include "k3-j784s4-binman.dtsi"
+
+/ {
+	memory@80000000 {
+		bootph-all;
+	};
+};
+
+&mcu_udmap {
+	reg =   <0x0 0x285c0000 0x0 0x100>,
+		<0x0 0x284c0000 0x0 0x4000>,
+		<0x0 0x2a800000 0x0 0x40000>,
+		<0x0 0x284a0000 0x0 0x4000>,
+		<0x0 0x2aa00000 0x0 0x40000>,
+		<0x0 0x28400000 0x0 0x2000>;
+	reg-names = "gcfg", "rchan", "rchanrt", "tchan",
+		    "tchanrt", "rflow";
+	bootph-pre-ram;
+};
+
+&sms {
+	k3_sysreset: sysreset-controller {
+		compatible = "ti,sci-sysreset";
+		bootph-pre-ram;
+	};
+};