diff --git a/include/plat/arm/board/common/board_css_def.h b/include/plat/arm/board/common/board_css_def.h
index 775d034..1963bf0 100644
--- a/include/plat/arm/board/common/board_css_def.h
+++ b/include/plat/arm/board/common/board_css_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2021, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -47,6 +47,16 @@
 #define PLAT_ARM_FLASH_IMAGE_BASE	V2M_FLASH0_BASE
 #define PLAT_ARM_FLASH_IMAGE_MAX_SIZE	(V2M_FLASH0_SIZE - V2M_FLASH_BLOCK_SIZE)
 
+#if ARM_GPT_SUPPORT
+/*
+ * Offset of the FIP in the GPT image. BL1 component uses this option
+ * as it does not load the partition table to get the FIP base
+ * address. At sector 34 by default (i.e. after reserved sectors 0-33)
+ * Offset = 34 * 512(sector size) = 17408 i.e. 0x4400
+ */
+#define PLAT_ARM_FIP_OFFSET_IN_GPT		0x4400
+#endif /* ARM_GPT_SUPPORT */
+
 #define PLAT_ARM_NVM_BASE		V2M_FLASH0_BASE
 #define PLAT_ARM_NVM_SIZE		(V2M_FLASH0_SIZE - V2M_FLASH_BLOCK_SIZE)
 
diff --git a/include/plat/arm/common/plat_arm.h b/include/plat/arm/common/plat_arm.h
index 95fc18e..846c9a4 100644
--- a/include/plat/arm/common/plat_arm.h
+++ b/include/plat/arm/common/plat_arm.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2021, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -152,6 +152,9 @@
 /* IO storage utility functions */
 int arm_io_setup(void);
 
+/* Set image specification in IO block policy */
+int arm_set_image_source(unsigned int image_id, const char *part_name);
+
 /* Security utility functions */
 void arm_tzc400_setup(uintptr_t tzc_base,
 			const arm_tzc_regions_info_t *tzc_regions);