diff --git a/plat/arm/board/sgm775/fdts/sgm775_fw_config.dts b/plat/arm/board/sgm775/fdts/sgm775_fw_config.dts
new file mode 100644
index 0000000..a0d0ea9
--- /dev/null
+++ b/plat/arm/board/sgm775/fdts/sgm775_fw_config.dts
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <export/common/tbbr/tbbr_img_def_exp.h>
+
+/dts-v1/;
+
+/ {
+	dtb-registry {
+		compatible = "arm,dyn_cfg-dtb_registry";
+
+		/* tb_fw_config is temporarily contained on this dtb */
+		tb_fw-config {
+			load-address = <0x0 0x4001010>;
+			max-size = <0x200>;
+			id = <TB_FW_CONFIG_ID>;
+		};
+
+		hw-config {
+			load-address = <0x0 0x83000000>;
+			max-size = <0x01000000>;
+			id = <HW_CONFIG_ID>;
+		};
+	};
+
+	tb_fw-config {
+		compatible = "arm,tb_fw";
+
+		/* Disable authentication for development */
+		disable_auth = <0x0>;
+	};
+};
diff --git a/plat/arm/board/sgm775/fdts/sgm775_tb_fw_config.dts b/plat/arm/board/sgm775/fdts/sgm775_tb_fw_config.dts
deleted file mode 100644
index 9502549..0000000
--- a/plat/arm/board/sgm775/fdts/sgm775_tb_fw_config.dts
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/dts-v1/;
-
-/ {
-	/* Platform Config */
-	plat_arm_bl2 {
-		compatible = "arm,tb_fw";
-		hw_config_addr = <0x0 0x83000000>;
-		hw_config_max_size = <0x01000000>;
-	};
-};
diff --git a/plat/arm/board/sgm775/platform.mk b/plat/arm/board/sgm775/platform.mk
index f096ca5..355b9ee 100644
--- a/plat/arm/board/sgm775/platform.mk
+++ b/plat/arm/board/sgm775/platform.mk
@@ -8,7 +8,7 @@
 
 SGM775_BASE= plat/arm/board/sgm775
 
-FDT_SOURCES += ${SGM775_BASE}/fdts/sgm775_tb_fw_config.dts
+FDT_SOURCES += ${SGM775_BASE}/fdts/sgm775_fw_config.dts
 
 PLAT_INCLUDES +=-I${SGM775_BASE}/include/