diff --git a/plat/arm/board/sgi575/fdts/sgi575.dts b/plat/arm/board/sgi575/fdts/sgi575.dts
deleted file mode 100644
index 1e1ea14..0000000
--- a/plat/arm/board/sgi575/fdts/sgi575.dts
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/dts-v1/;
-/ {
-	/* compatible string */
-	compatible = "arm,sgi575";
-
-	/*
-	 * Place holder for system-id node with default values. The
-	 * value of platform-id and config-id will be set to the
-	 * correct values during the BL2 stage of boot.
-	 */
-	system-id {
-		platform-id = <0x0>;
-		config-id = <0x0>;
-	};
-};
diff --git a/plat/arm/board/sgi575/fdts/sgi575_nt_fw_config.dts b/plat/arm/board/sgi575/fdts/sgi575_nt_fw_config.dts
new file mode 100644
index 0000000..1e1ea14
--- /dev/null
+++ b/plat/arm/board/sgi575/fdts/sgi575_nt_fw_config.dts
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+/ {
+	/* compatible string */
+	compatible = "arm,sgi575";
+
+	/*
+	 * Place holder for system-id node with default values. The
+	 * value of platform-id and config-id will be set to the
+	 * correct values during the BL2 stage of boot.
+	 */
+	system-id {
+		platform-id = <0x0>;
+		config-id = <0x0>;
+	};
+};
diff --git a/plat/arm/board/sgi575/fdts/sgi575_tb_fw_config.dts b/plat/arm/board/sgi575/fdts/sgi575_tb_fw_config.dts
index 315fa69..b14d7ad 100644
--- a/plat/arm/board/sgi575/fdts/sgi575_tb_fw_config.dts
+++ b/plat/arm/board/sgi575/fdts/sgi575_tb_fw_config.dts
@@ -9,8 +9,8 @@
 / {
 	/* Platform Config */
 	compatible = "arm,tb_fw";
-	hw_config_addr = <0x0 0xFEF00000>;
-	hw_config_max_size = <0x0100000>;
+	nt_fw_config_addr = <0x0 0xFEF00000>;
+	nt_fw_config_max_size = <0x0100000>;
 	/*
 	 * The following two entries are placeholders for Mbed TLS
 	 * heap information. The default values don't matter since
diff --git a/plat/arm/board/sgi575/platform.mk b/plat/arm/board/sgi575/platform.mk
index f31a8b7..e72225d 100644
--- a/plat/arm/board/sgi575/platform.mk
+++ b/plat/arm/board/sgi575/platform.mk
@@ -33,8 +33,8 @@
 # Add the TB_FW_CONFIG to FIP and specify the same to certtool
 $(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config))
 
-FDT_SOURCES		+=	${SGI575_BASE}/fdts/${PLAT}.dts
-HW_CONFIG		:=	${BUILD_PLAT}/fdts/${PLAT}.dtb
+FDT_SOURCES		+=	${SGI575_BASE}/fdts/${PLAT}_nt_fw_config.dts
+NT_FW_CONFIG		:=	${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
 
-# Add the HW_CONFIG to FIP and specify the same to certtool
-$(eval $(call TOOL_ADD_PAYLOAD,${HW_CONFIG},--hw-config))
+# Add the NT_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
diff --git a/plat/arm/board/sgiclarka/fdts/sgiclarka.dts b/plat/arm/board/sgiclarka/fdts/sgiclarka.dts
deleted file mode 100644
index 43bd856..0000000
--- a/plat/arm/board/sgiclarka/fdts/sgiclarka.dts
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/dts-v1/;
-/ {
-	/* compatible string */
-	compatible = "arm,sgi-clark";
-
-	/*
-	 * Place holder for system-id node with default values. The
-	 * value of platform-id and config-id will be set to the
-	 * correct values during the BL2 stage of boot.
-	 */
-	system-id {
-		platform-id = <0x0>;
-		config-id = <0x0>;
-	};
-};
diff --git a/plat/arm/board/sgiclarka/fdts/sgiclarka_nt_fw_config.dts b/plat/arm/board/sgiclarka/fdts/sgiclarka_nt_fw_config.dts
new file mode 100644
index 0000000..43bd856
--- /dev/null
+++ b/plat/arm/board/sgiclarka/fdts/sgiclarka_nt_fw_config.dts
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+/ {
+	/* compatible string */
+	compatible = "arm,sgi-clark";
+
+	/*
+	 * Place holder for system-id node with default values. The
+	 * value of platform-id and config-id will be set to the
+	 * correct values during the BL2 stage of boot.
+	 */
+	system-id {
+		platform-id = <0x0>;
+		config-id = <0x0>;
+	};
+};
diff --git a/plat/arm/board/sgiclarka/fdts/sgiclarka_tb_fw_config.dts b/plat/arm/board/sgiclarka/fdts/sgiclarka_tb_fw_config.dts
index 315fa69..b14d7ad 100644
--- a/plat/arm/board/sgiclarka/fdts/sgiclarka_tb_fw_config.dts
+++ b/plat/arm/board/sgiclarka/fdts/sgiclarka_tb_fw_config.dts
@@ -9,8 +9,8 @@
 / {
 	/* Platform Config */
 	compatible = "arm,tb_fw";
-	hw_config_addr = <0x0 0xFEF00000>;
-	hw_config_max_size = <0x0100000>;
+	nt_fw_config_addr = <0x0 0xFEF00000>;
+	nt_fw_config_max_size = <0x0100000>;
 	/*
 	 * The following two entries are placeholders for Mbed TLS
 	 * heap information. The default values don't matter since
diff --git a/plat/arm/board/sgiclarka/platform.mk b/plat/arm/board/sgiclarka/platform.mk
index 0773be5..1a8b157 100644
--- a/plat/arm/board/sgiclarka/platform.mk
+++ b/plat/arm/board/sgiclarka/platform.mk
@@ -33,10 +33,10 @@
 # Add the TB_FW_CONFIG to FIP and specify the same to certtool
 $(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config))
 
-FDT_SOURCES		+=	${SGICLARKA_BASE}/fdts/${PLAT}.dts
-HW_CONFIG		:=	${BUILD_PLAT}/fdts/${PLAT}.dtb
+FDT_SOURCES		+=	${SGICLARKA_BASE}/fdts/${PLAT}_nt_fw_config.dts
+NT_FW_CONFIG		:=	${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
 
-# Add the HW_CONFIG to FIP and specify the same to certtool
-$(eval $(call TOOL_ADD_PAYLOAD,${HW_CONFIG},--hw-config))
+# Add the NT_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
 
 override CTX_INCLUDE_AARCH32_REGS	:= 0
diff --git a/plat/arm/css/sgi/sgi_image_load.c b/plat/arm/css/sgi/sgi_image_load.c
index 39069ca..e078bd2 100644
--- a/plat/arm/css/sgi/sgi_image_load.c
+++ b/plat/arm/css/sgi/sgi_image_load.c
@@ -25,9 +25,9 @@
 	int nodeoffset, err;
 	unsigned int platid = 0, platcfg = 0;
 
-	mem_params = get_bl_mem_params_node(HW_CONFIG_ID);
+	mem_params = get_bl_mem_params_node(NT_FW_CONFIG_ID);
 	if (mem_params == NULL) {
-		ERROR("HW CONFIG base address is NULL");
+		ERROR("NT_FW CONFIG base address is NULL");
 		return -1;
 	}
 
@@ -35,7 +35,7 @@
 
 	/* Check the validity of the fdt */
 	if (fdt_check_header(fdt) != 0) {
-		ERROR("Invalid HW_CONFIG DTB passed\n");
+		ERROR("Invalid NT_FW_CONFIG DTB passed\n");
 		return -1;
 	}