diff --git a/Makefile b/Makefile
index af8f847..ac461a5 100644
--- a/Makefile
+++ b/Makefile
@@ -84,26 +84,6 @@
 
 export Q ECHO
 
-# Process Debug flag
-$(eval $(call add_define,DEBUG))
-ifneq (${DEBUG}, 0)
-        BUILD_TYPE	:=	debug
-        TF_CFLAGS	+= 	-g
-
-        ifneq ($(findstring clang,$(notdir $(CC))),)
-             ASFLAGS		+= 	-g
-        else
-             ASFLAGS		+= 	-g -Wa,--gdwarf-2
-        endif
-
-        # Use LOG_LEVEL_INFO by default for debug builds
-        LOG_LEVEL	:=	40
-else
-        BUILD_TYPE	:=	release
-        # Use LOG_LEVEL_NOTICE by default for release builds
-        LOG_LEVEL	:=	20
-endif
-
 # Default build string (git branch and commit)
 ifeq (${BUILD_STRING},)
         BUILD_STRING	:=	$(shell git describe --always --dirty --tags 2> /dev/null)
@@ -243,6 +223,26 @@
 LD			=	$(LINKER)
 endif
 
+# Process Debug flag
+$(eval $(call add_define,DEBUG))
+ifneq (${DEBUG}, 0)
+        BUILD_TYPE	:=	debug
+        TF_CFLAGS	+= 	-g
+
+        ifneq ($(findstring clang,$(notdir $(CC))),)
+             ASFLAGS		+= 	-g
+        else
+             ASFLAGS		+= 	-g -Wa,--gdwarf-2
+        endif
+
+        # Use LOG_LEVEL_INFO by default for debug builds
+        LOG_LEVEL	:=	40
+else
+        BUILD_TYPE	:=	release
+        # Use LOG_LEVEL_NOTICE by default for release builds
+        LOG_LEVEL	:=	20
+endif
+
 ifeq (${AARCH32_INSTRUCTION_SET},A32)
 TF_CFLAGS_aarch32	+=	-marm
 else ifeq (${AARCH32_INSTRUCTION_SET},T32)
diff --git a/bl32/sp_min/sp_min.ld.S b/bl32/sp_min/sp_min.ld.S
index a90a805..66f3b11 100644
--- a/bl32/sp_min/sp_min.ld.S
+++ b/bl32/sp_min/sp_min.ld.S
@@ -56,7 +56,7 @@
         KEEP(*(rt_svc_descs))
         __RT_SVC_DESCS_END__ = .;
 
-        . = ALIGN(8);
+        . = ALIGN(4);
          __FCONF_POPULATOR_START__ = .;
         KEEP(*(.fconf_populator))
          __FCONF_POPULATOR_END__ = .;
@@ -98,7 +98,7 @@
         KEEP(*(rt_svc_descs))
         __RT_SVC_DESCS_END__ = .;
 
-        . = ALIGN(8);
+        . = ALIGN(4);
          __FCONF_POPULATOR_START__ = .;
         KEEP(*(.fconf_populator))
          __FCONF_POPULATOR_END__ = .;
diff --git a/docs/change-log-upcoming.rst b/docs/change-log-upcoming.rst
index 72dfb50..f089a5e 100644
--- a/docs/change-log-upcoming.rst
+++ b/docs/change-log-upcoming.rst
@@ -40,6 +40,7 @@
 
 - CPU Support
    - Example: "cortex-a55: Workaround for erratum 1221012"
+   - Use Speculation Barrier instruction for v8.5+ cores
 
 - Drivers
    - Example: "console: Allow the console to register multiple times"
@@ -55,6 +56,8 @@
 - Platforms
    - Example: "arm/common: Introduce wrapper functions to setup secure watchdog"
    - plat/arm: Add support for the new `dualroot` chain of trust.
+   - plat/arm/fvp: Add support for fconf in BL31 and SP_MIN. Populate power
+     domain desciptor dynamically by leveraging fconf APIs.
 
 - PSCI
    - Example: "Adding new optional PSCI hook ``pwr_domain_on_finish_late``"
@@ -63,6 +66,7 @@
    - Example: "UBSAN support and handlers"
    - Add support for optional firmware encryption feature (experimental).
    - Introduce a new `dualroot` chain of trust.
+   - aarch32: stop speculative execution past exception returns.
 
 - SPCI
    - Introduced the SPM Dispatcher (SPMD) component as a new standard service.
diff --git a/docs/getting_started/build-options.rst b/docs/getting_started/build-options.rst
index e53f714..69e103d 100644
--- a/docs/getting_started/build-options.rst
+++ b/docs/getting_started/build-options.rst
@@ -146,6 +146,12 @@
    is on hardware that does not implement AArch32, or at least not at EL1 and
    higher ELs). Default value is 1.
 
+-  ``CTX_INCLUDE_EL2_REGS`` : This boolean option provides context save/restore
+   operations when entering/exiting an EL2 execution context. This is of primary
+   interest when Armv8.4-SecEL2 extension is implemented. Default is 0 (disabled).
+   This option must be equal to 1 (enabled) when ``SPD=spmd`` and
+   ``SPMD_SPM_AT_SEL2`` is set.
+
 -  ``CTX_INCLUDE_FPREGS``: Boolean option that, when set to 1, will cause the FP
    registers to be included when saving and restoring the CPU context. Default
    is 0.
@@ -536,8 +542,8 @@
 -  ``SEPARATE_CODE_AND_RODATA``: Whether code and read-only data should be
    isolated on separate memory pages. This is a trade-off between security and
    memory usage. See "Isolating code and read-only data on separate memory
-   pages" section in :ref:`Firmware Design`. This flag is disabled by default and
-   affects all BL images.
+   pages" section in :ref:`Firmware Design`. This flag is disabled by default
+   and affects all BL images.
 
 -  ``SEPARATE_NOBITS_REGION``: Setting this option to ``1`` allows the NOBITS
    sections of BL31 (.bss, stacks, page tables, and coherent memory) to be
@@ -550,7 +556,9 @@
    This build option is only valid if ``ARCH=aarch64``. The value should be
    the path to the directory containing the SPD source, relative to
    ``services/spd/``; the directory is expected to contain a makefile called
-   ``<spd-value>.mk``.
+   ``<spd-value>.mk``. The SPM Dispatcher standard service is located in
+   services/std_svc/spmd and enabled by ``SPD=spmd``. The SPM Dispatcher
+   cannot be enabled when the ``SPM_MM`` option is enabled.
 
 -  ``SPIN_ON_BL1_EXIT``: This option introduces an infinite loop in BL1. It can
    take either 0 (no loop) or 1 (add a loop). 0 is the default. This loop stops
@@ -558,13 +566,23 @@
    firmware images have been loaded in memory, and the MMU and caches are
    turned off. Refer to the "Debugging options" section for more details.
 
+-  ``SPMD_SPM_AT_SEL2`` : this boolean option is used jointly with the SPM
+   Dispatcher option (``SPD=spmd``). When enabled (1) it indicates the SPMC
+   component runs at the S-EL2 execution state provided by the Armv8.4-SecEL2
+   extension. This is the default when enabling the SPM Dispatcher. When
+   disabled (0) it indicates the SPMC component runs at the S-EL1 execution
+   state. This latter configuration supports pre-Armv8.4 platforms (aka not
+   implementing the Armv8.4-SecEL2 extension).
+
 -  ``SPM_MM`` : Boolean option to enable the Management Mode (MM)-based Secure
-   Partition Manager (SPM) implementation. The default value is ``0``.
+   Partition Manager (SPM) implementation. The default value is ``0``
+   (disabled). This option cannot be enabled (``1``) when SPM Dispatcher is
+   enabled (``SPD=spmd``).
 
 -  ``SP_LAYOUT_FILE``: Platform provided path to JSON file containing the
-   description of secure partitions. Build system will parse this file and
-   package all secure partition blobs in FIP. This file not necessarily be
-   part of TF-A tree. Only avaialbe when ``SPD=spmd``.
+   description of secure partitions. The build system will parse this file and
+   package all secure partition blobs into the FIP. This file is not
+   necessarily part of TF-A tree. Only available when ``SPD=spmd``.
 
 -  ``SP_MIN_WITH_SECURE_FIQ``: Boolean flag to indicate the SP_MIN handles
    secure interrupts (caught through the FIQ line). Platforms can enable
@@ -649,6 +667,27 @@
    cluster platforms). If this option is enabled, then warm boot path
    enables D-caches immediately after enabling MMU. This option defaults to 0.
 
+GICv3 driver options
+--------------------
+
+GICv3 driver files are included using directive:
+
+``include drivers/arm/gic/v3/gicv3.mk``
+
+The driver can be configured with the following options set in the platform
+makefile:
+
+-  ``GICV3_IMPL``: Selects between GIC-500 and GIC-600 variants of GICv3.
+   This option can take values GIC500 and GIC600 with default set to GIC500.
+
+-  ``GICV3_IMPL_GIC600_MULTICHIP``: Selects GIC-600 variant with multichip
+   functionality. This option defaults to 0
+
+-  ``GICV3_OVERRIDE_DISTIF_PWR_OPS``: Allows override of default implementation
+   of ``arm_gicv3_distif_pre_save`` and ``arm_gicv3_distif_post_restore``
+   functions. This is required for FVP platform which need to simulate GIC save
+   and restore during SYSTEM_SUSPEND without powering down GIC. Default is 0.
+
 Debugging options
 -----------------
 
diff --git a/drivers/arm/gic/v3/gicv3.mk b/drivers/arm/gic/v3/gicv3.mk
new file mode 100644
index 0000000..164f88e
--- /dev/null
+++ b/drivers/arm/gic/v3/gicv3.mk
@@ -0,0 +1,34 @@
+#
+# Copyright (c) 2013-2020, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+# Default configuration values
+GICV3_IMPL			?=	GIC500
+GICV3_IMPL_GIC600_MULTICHIP	?=	0
+GICV3_OVERRIDE_DISTIF_PWR_OPS	?=	0
+
+GICV3_SOURCES	+=	drivers/arm/gic/common/gic_common.c	\
+			drivers/arm/gic/v3/gicv3_main.c		\
+			drivers/arm/gic/v3/gicv3_helpers.c	\
+			drivers/arm/gic/v3/gicdv3_helpers.c	\
+			drivers/arm/gic/v3/gicrv3_helpers.c
+
+ifeq (${GICV3_OVERRIDE_DISTIF_PWR_OPS}, 0)
+GICV3_SOURCES	+=	drivers/arm/gic/v3/arm_gicv3_common.c
+endif
+
+# Either GIC-600 or GIC-500 can be selected at one time
+ifeq (${GICV3_IMPL}, GIC600)
+# GIC-600 sources
+GICV3_SOURCES	+=	drivers/arm/gic/v3/gic600.c
+ifeq (${GICV3_IMPL_GIC600_MULTICHIP}, 1)
+GICV3_SOURCES	+=	drivers/arm/gic/v3/gic600_multichip.c
+endif
+else ifeq (${GICV3_IMPL}, GIC500)
+# GIC-500 sources
+GICV3_SOURCES	+=	drivers/arm/gic/v3/gic500.c
+else
+$(error "Incorrect GICV3_IMPL value ${GICV3_IMPL}")
+endif
diff --git a/drivers/st/ddr/stm32mp1_ram.c b/drivers/st/ddr/stm32mp1_ram.c
index 4ae55fc..40cd455 100644
--- a/drivers/st/ddr/stm32mp1_ram.c
+++ b/drivers/st/ddr/stm32mp1_ram.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018-2019, STMicroelectronics - All Rights Reserved
+ * Copyright (C) 2018-2020, STMicroelectronics - All Rights Reserved
  *
  * SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
  */
@@ -250,8 +250,9 @@
 	VERBOSE("%s : ram size(%x, %x)\n", __func__,
 		(uint32_t)priv->info.base, (uint32_t)priv->info.size);
 
-	write_sctlr(read_sctlr() & ~SCTLR_C_BIT);
-	dcsw_op_all(DC_OP_CISW);
+	if (stm32mp_map_ddr_non_cacheable() != 0) {
+		panic();
+	}
 
 	uret = ddr_test_data_bus();
 	if (uret != 0U) {
@@ -274,7 +275,9 @@
 		panic();
 	}
 
-	write_sctlr(read_sctlr() | SCTLR_C_BIT);
+	if (stm32mp_unmap_ddr() != 0) {
+		panic();
+	}
 
 	return 0;
 }
diff --git a/include/plat/arm/common/arm_def.h b/include/plat/arm/common/arm_def.h
index 7df6b0d..7c852e1 100644
--- a/include/plat/arm/common/arm_def.h
+++ b/include/plat/arm/common/arm_def.h
@@ -12,6 +12,7 @@
 #include <drivers/arm/gic_common.h>
 #include <lib/utils_def.h>
 #include <lib/xlat_tables/xlat_tables_defs.h>
+#include <plat/arm/common/smccc_def.h>
 #include <plat/common/common_def.h>
 
 /******************************************************************************
diff --git a/include/plat/arm/common/plat_arm.h b/include/plat/arm/common/plat_arm.h
index 83d4c20..1b59795 100644
--- a/include/plat/arm/common/plat_arm.h
+++ b/include/plat/arm/common/plat_arm.h
@@ -148,11 +148,6 @@
 #define ARM_ROTPK_DEVEL_RSA_ID		2
 #define ARM_ROTPK_DEVEL_ECDSA_ID	3
 
-/* Defines used to retrieve ARM SOC revision */
-#define ARM_SOC_CONTINUATION_CODE	U(0x4)
-#define ARM_SOC_IDENTIFICATION_CODE	U(0x3B)
-#define ARM_SOC_CONTINUATION_SHIFT	U(24)
-#define ARM_SOC_IDENTIFICATION_SHIFT	U(16)
 
 /* IO storage utility functions */
 int arm_io_setup(void);
diff --git a/include/plat/arm/common/smccc_def.h b/include/plat/arm/common/smccc_def.h
new file mode 100644
index 0000000..6e698e5
--- /dev/null
+++ b/include/plat/arm/common/smccc_def.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef SMCCC_DEF_H
+#define SMCCC_DEF_H
+
+/* Defines used to retrieve ARM SOC revision */
+#define ARM_SOC_CONTINUATION_CODE	U(0x4)
+#define ARM_SOC_IDENTIFICATION_CODE	U(0x3B)
+#define ARM_SOC_CONTINUATION_SHIFT	U(24)
+#define ARM_SOC_IDENTIFICATION_SHIFT	U(16)
+
+#endif /* SMCCC_DEF_H */
diff --git a/lib/fconf/fconf.mk b/lib/fconf/fconf.mk
index 7031969..c087102 100644
--- a/lib/fconf/fconf.mk
+++ b/lib/fconf/fconf.mk
@@ -5,8 +5,8 @@
 #
 
 # Add Firmware Configuration files
-FCONF_SOURCES		:=	lib/fconf/fconf.c				\
-				lib/fconf/fconf_dyn_cfg_getter.c
+FCONF_SOURCES		:=	lib/fconf/fconf.c
+FCONF_DYN_SOURCES	:=	lib/fconf/fconf_dyn_cfg_getter.c
 
 BL1_SOURCES		+=	${FCONF_SOURCES}
-BL2_SOURCES		+=	${FCONF_SOURCES}
+BL2_SOURCES		+=	${FCONF_SOURCES} ${FCONF_DYN_SOURCES}
diff --git a/make_helpers/build_macros.mk b/make_helpers/build_macros.mk
index 20a36fe..1c3d14d 100644
--- a/make_helpers/build_macros.mk
+++ b/make_helpers/build_macros.mk
@@ -273,12 +273,12 @@
 
 $(eval OBJ := $(1)/$(patsubst %.c,%.o,$(notdir $(2))))
 $(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
-$(eval IMAGE := IMAGE_BL$(call uppercase,$(3)))
+$(eval BL_CPPFLAGS := $(BL$(call uppercase,$(3))_CPPFLAGS) -DIMAGE_BL$(call uppercase,$(3)))
 $(eval BL_CFLAGS := $(BL$(call uppercase,$(3))_CFLAGS))
 
 $(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
 	$$(ECHO) "  CC      $$<"
-	$$(Q)$$(CC) $$(LTO_CFLAGS) $$(TF_CFLAGS) $$(CFLAGS) $(BL_CFLAGS) -D$(IMAGE) $(MAKE_DEP) -c $$< -o $$@
+	$$(Q)$$(CC) $$(LTO_CFLAGS) $$(TF_CFLAGS) $$(CFLAGS) $(BL_CPPFLAGS) $(BL_CFLAGS) $(MAKE_DEP) -c $$< -o $$@
 
 -include $(DEP)
 
@@ -293,11 +293,12 @@
 
 $(eval OBJ := $(1)/$(patsubst %.S,%.o,$(notdir $(2))))
 $(eval DEP := $(patsubst %.o,%.d,$(OBJ)))
-$(eval IMAGE := IMAGE_BL$(call uppercase,$(3)))
+$(eval BL_CPPFLAGS := $(BL$(call uppercase,$(3))_CPPFLAGS) -DIMAGE_BL$(call uppercase,$(3)))
+$(eval BL_ASFLAGS := $(BL$(call uppercase,$(3))_ASFLAGS))
 
 $(OBJ): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
 	$$(ECHO) "  AS      $$<"
-	$$(Q)$$(AS) $$(ASFLAGS) -D$(IMAGE) $(MAKE_DEP) -c $$< -o $$@
+	$$(Q)$$(AS) $$(ASFLAGS) $(BL_CPPFLAGS) $(BL_ASFLAGS) $(MAKE_DEP) -c $$< -o $$@
 
 -include $(DEP)
 
@@ -311,11 +312,11 @@
 define MAKE_LD
 
 $(eval DEP := $(1).d)
-$(eval IMAGE := IMAGE_BL$(call uppercase,$(3)))
+$(eval BL_CPPFLAGS := $(BL$(call uppercase,$(3))_CPPFLAGS) -DIMAGE_BL$(call uppercase,$(3)))
 
 $(1): $(2) $(filter-out %.d,$(MAKEFILE_LIST)) | bl$(3)_dirs
 	$$(ECHO) "  PP      $$<"
-	$$(Q)$$(CPP) $$(CPPFLAGS) $(TF_CFLAGS_$(ARCH)) -P -x assembler-with-cpp -D__LINKER__ $(MAKE_DEP) -D$(IMAGE) -o $$@ $$<
+	$$(Q)$$(CPP) $$(CPPFLAGS) $(BL_CPPFLAGS) $(TF_CFLAGS_$(ARCH)) -P -x assembler-with-cpp -D__LINKER__ $(MAKE_DEP) -o $$@ $$<
 
 -include $(DEP)
 
diff --git a/plat/arm/board/a5ds/include/platform_def.h b/plat/arm/board/a5ds/include/platform_def.h
index 31dfb1c..ab0ff58 100644
--- a/plat/arm/board/a5ds/include/platform_def.h
+++ b/plat/arm/board/a5ds/include/platform_def.h
@@ -11,6 +11,7 @@
 #include <lib/utils_def.h>
 #include <lib/xlat_tables/xlat_tables_defs.h>
 #include <plat/arm/board/common/v2m_def.h>
+#include <plat/arm/common/smccc_def.h>
 #include <plat/common/common_def.h>
 
 /* Memory location options for TSP */
diff --git a/plat/arm/board/arm_fpga/aarch64/fpga_helpers.S b/plat/arm/board/arm_fpga/aarch64/fpga_helpers.S
new file mode 100644
index 0000000..f350455
--- /dev/null
+++ b/plat/arm/board/arm_fpga/aarch64/fpga_helpers.S
@@ -0,0 +1,124 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <asm_macros.S>
+#include <common/bl_common.h>
+#include <platform_def.h>
+
+	.globl	plat_get_my_entrypoint
+	.globl	plat_secondary_cold_boot_setup
+	.globl	plat_is_my_cpu_primary
+	.globl	platform_mem_init
+	.globl	plat_my_core_pos
+	.globl	plat_fpga_calc_core_pos
+	.globl	plat_crash_console_init
+	.globl	plat_crash_console_putc
+	.globl	plat_crash_console_flush
+
+/* -----------------------------------------------------------------------
+ * Indicate a cold boot for every CPU - warm boot is unsupported for the
+ * holding pen PSCI implementation.
+ * -----------------------------------------------------------------------
+ */
+func plat_get_my_entrypoint
+	mov	x0, #0
+	ret
+endfunc plat_get_my_entrypoint
+
+/* -----------------------------------------------------------------------
+ * void plat_secondary_cold_boot_setup (void);
+ * -----------------------------------------------------------------------
+ */
+func plat_secondary_cold_boot_setup
+	/*
+	 * Poll the CPU's hold entry until it indicates to jump
+	 * to the entrypoint address.
+	 */
+	bl	plat_my_core_pos
+	lsl	x0, x0, #PLAT_FPGA_HOLD_ENTRY_SHIFT
+	ldr	x1, =hold_base
+	ldr	x2, =fpga_sec_entrypoint
+poll_hold_entry:
+	ldr	x3, [x1, x0]
+	cmp	x3, #PLAT_FPGA_HOLD_STATE_GO
+	b.ne	1f
+	ldr	x3, [x2]
+	br	x3
+1:
+	wfe
+	b	poll_hold_entry
+endfunc plat_secondary_cold_boot_setup
+
+/* -----------------------------------------------------------------------
+ * unsigned int plat_is_my_cpu_primary (void);
+ *
+ * Find out whether the current cpu is the primary cpu
+ * -----------------------------------------------------------------------
+ */
+func plat_is_my_cpu_primary
+	mrs	x0, mpidr_el1
+	mov_imm	x1, MPIDR_AFFINITY_MASK
+	and	x0, x0, x1
+	cmp	x0, #FPGA_PRIMARY_CPU
+	cset	w0, eq
+	ret
+endfunc plat_is_my_cpu_primary
+
+func platform_mem_init
+	ret
+endfunc platform_mem_init
+
+func plat_my_core_pos
+	mrs	x0, mpidr_el1
+	b	plat_fpga_calc_core_pos
+endfunc plat_my_core_pos
+
+/* -----------------------------------------------------------------------
+ * unsigned int plat_fpga_calc_core_pos(u_register_t mpidr)
+ * -----------------------------------------------------------------------
+ */
+func plat_fpga_calc_core_pos
+	/*
+	 * Check for MT bit in MPIDR, which may be either value for images
+	 * running on the FPGA.
+	 *
+	 * If not set, shift MPIDR to left to make it look as if in a
+	 * multi-threaded implementation.
+	 */
+	tst	x0, #MPIDR_MT_MASK
+	lsl	x3, x0, #MPIDR_AFFINITY_BITS
+	csel	x3, x3, x0, eq
+
+	/* Extract individual affinity fields from MPIDR */
+	ubfx	x0, x3, #MPIDR_AFF0_SHIFT, #MPIDR_AFFINITY_BITS
+	ubfx	x1, x3, #MPIDR_AFF1_SHIFT, #MPIDR_AFFINITY_BITS
+	ubfx	x2, x3, #MPIDR_AFF2_SHIFT, #MPIDR_AFFINITY_BITS
+
+	/* Compute linear position */
+	mov	x4, #FPGA_MAX_CPUS_PER_CLUSTER
+	madd	x1, x2, x4, x1
+	mov	x5, #FPGA_MAX_PE_PER_CPU
+	madd	x0, x1, x5, x0
+	ret
+endfunc plat_fpga_calc_core_pos
+
+func plat_crash_console_init
+	mov_imm	x0, PLAT_FPGA_CRASH_UART_BASE
+	mov_imm	x1, PLAT_FPGA_CRASH_UART_CLK_IN_HZ
+	mov_imm	x2, PLAT_FPGA_CONSOLE_BAUDRATE
+	b	console_pl011_core_init
+endfunc plat_crash_console_init
+
+func plat_crash_console_putc
+	mov_imm	x1, PLAT_FPGA_CRASH_UART_BASE
+	b	console_pl011_core_putc
+endfunc plat_crash_console_putc
+
+func plat_crash_console_flush
+	mov_imm	x0, PLAT_FPGA_CRASH_UART_BASE
+	b	console_pl011_core_flush
+endfunc plat_crash_console_flush
diff --git a/plat/arm/board/arm_fpga/fpga_bl31_setup.c b/plat/arm/board/arm_fpga/fpga_bl31_setup.c
new file mode 100644
index 0000000..d499379
--- /dev/null
+++ b/plat/arm/board/arm_fpga/fpga_bl31_setup.c
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <lib/mmio.h>
+#include <drivers/generic_delay_timer.h>
+
+#include <plat/common/platform.h>
+#include <platform_def.h>
+
+#include "fpga_private.h"
+
+static entry_point_info_t bl33_image_ep_info;
+
+uintptr_t plat_get_ns_image_entrypoint(void)
+{
+#ifdef PRELOADED_BL33_BASE
+	return PRELOADED_BL33_BASE;
+#else
+	return 0;
+#endif
+}
+
+uint32_t fpga_get_spsr_for_bl33_entry(void)
+{
+	return SPSR_64(MODE_EL2, MODE_SP_ELX, DISABLE_ALL_EXCEPTIONS);
+}
+
+void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
+				u_register_t arg2, u_register_t arg3)
+{
+	fpga_console_init();
+
+	bl33_image_ep_info.pc = plat_get_ns_image_entrypoint();
+	bl33_image_ep_info.spsr = fpga_get_spsr_for_bl33_entry();
+	SET_SECURITY_STATE(bl33_image_ep_info.h.attr, NON_SECURE);
+
+	/* Set x0-x3 for the primary CPU as expected by the kernel */
+	bl33_image_ep_info.args.arg0 = (u_register_t)FPGA_PRELOADED_DTB_BASE;
+	bl33_image_ep_info.args.arg1 = 0U;
+	bl33_image_ep_info.args.arg2 = 0U;
+	bl33_image_ep_info.args.arg3 = 0U;
+}
+
+void bl31_plat_arch_setup(void)
+{
+}
+
+void bl31_platform_setup(void)
+{
+	/* Initialize the GIC driver, cpu and distributor interfaces */
+	plat_fpga_gic_init();
+
+	/* Write frequency to CNTCRL and initialize timer */
+	generic_delay_timer_init();
+	mmio_write_32(FPGA_TIMER_BASE, ((1 << 8) | 1UL));
+}
+
+entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
+{
+	entry_point_info_t *next_image_info;
+	next_image_info = &bl33_image_ep_info;
+
+	/* Only expecting BL33: the kernel will run in EL2NS */
+	assert(type == NON_SECURE);
+
+	/* None of the images can have 0x0 as the entrypoint */
+	if (next_image_info->pc) {
+		return next_image_info;
+	} else {
+		return NULL;
+	}
+}
+
+unsigned int plat_get_syscnt_freq2(void)
+{
+	return FPGA_TIMER_FREQUENCY;
+}
+
+void bl31_plat_enable_mmu(uint32_t flags)
+{
+	/* TODO: determine if MMU needs to be enabled */
+}
diff --git a/plat/arm/board/arm_fpga/fpga_console.c b/plat/arm/board/arm_fpga/fpga_console.c
new file mode 100644
index 0000000..b4ebf34
--- /dev/null
+++ b/plat/arm/board/arm_fpga/fpga_console.c
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <drivers/console.h>
+#include <drivers/arm/pl011.h>
+
+#include <platform_def.h>
+
+static console_t console;
+
+void fpga_console_init(void)
+{
+	(void)console_pl011_register(PLAT_FPGA_BOOT_UART_BASE,
+		PLAT_FPGA_BOOT_UART_CLK_IN_HZ,
+		PLAT_FPGA_CONSOLE_BAUDRATE,
+		&console);
+
+	console_set_scope(&console, CONSOLE_FLAG_BOOT |
+		CONSOLE_FLAG_RUNTIME);
+}
diff --git a/plat/arm/board/arm_fpga/fpga_def.h b/plat/arm/board/arm_fpga/fpga_def.h
new file mode 100644
index 0000000..56ee166
--- /dev/null
+++ b/plat/arm/board/arm_fpga/fpga_def.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <lib/utils_def.h>
+
+#ifndef FPGA_DEF_H
+#define FPGA_DEF_H
+
+/*
+ * These are set to large values to account for images describing systems with
+ * larger cluster configurations.
+ *
+ * For cases where the number of clusters, cores or threads is smaller than a
+ * maximum value below, this does not affect the PSCI functionality as any PEs
+ * that are present will still be indexed appropriately regardless of any empty
+ * entries in the array used to represent the topology.
+ */
+#define FPGA_MAX_CLUSTER_COUNT			2
+#define FPGA_MAX_CPUS_PER_CLUSTER		8
+#define FPGA_MAX_PE_PER_CPU			4
+
+#define FPGA_PRIMARY_CPU			0x0
+
+/*******************************************************************************
+ * FPGA image memory map related constants
+ ******************************************************************************/
+
+/* UART base address and clock frequency, as configured by the image */
+#define PLAT_FPGA_BOOT_UART_BASE 		0x7ff80000
+#define PLAT_FPGA_BOOT_UART_CLK_IN_HZ 		10000000
+
+#define PLAT_FPGA_CRASH_UART_BASE		PLAT_FPGA_BOOT_UART_BASE
+#define PLAT_FPGA_CRASH_UART_CLK_IN_HZ		PLAT_FPGA_BOOT_UART_CLK_IN_HZ
+
+#define FPGA_TIMER_FREQUENCY			10000000
+#define FPGA_TIMER_BASE				0x2a830000
+
+#endif
diff --git a/plat/arm/board/arm_fpga/fpga_gicv3.c b/plat/arm/board/arm_fpga/fpga_gicv3.c
new file mode 100644
index 0000000..be1684e
--- /dev/null
+++ b/plat/arm/board/arm_fpga/fpga_gicv3.c
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <drivers/arm/gicv3.h>
+#include <drivers/arm/gic_common.h>
+
+#include <plat/common/platform.h>
+#include <platform_def.h>
+
+static const interrupt_prop_t fpga_interrupt_props[] = {
+	PLATFORM_G1S_PROPS(INTR_GROUP1S),
+	PLATFORM_G0_PROPS(INTR_GROUP0)
+};
+
+static uintptr_t fpga_rdistif_base_addrs[PLATFORM_CORE_COUNT];
+
+static unsigned int fpga_mpidr_to_core_pos(unsigned long mpidr)
+{
+	return (unsigned int)plat_core_pos_by_mpidr(mpidr);
+}
+
+static const gicv3_driver_data_t fpga_gicv3_driver_data = {
+	.gicd_base = GICD_BASE,
+	.gicr_base = GICR_BASE,
+	.interrupt_props = fpga_interrupt_props,
+	.interrupt_props_num = ARRAY_SIZE(fpga_interrupt_props),
+	.rdistif_num = PLATFORM_CORE_COUNT,
+	.rdistif_base_addrs = fpga_rdistif_base_addrs,
+	.mpidr_to_core_pos = fpga_mpidr_to_core_pos
+};
+
+void plat_fpga_gic_init(void)
+{
+	gicv3_driver_init(&fpga_gicv3_driver_data);
+	gicv3_distif_init();
+	gicv3_rdistif_init(plat_my_core_pos());
+	gicv3_cpuif_enable(plat_my_core_pos());
+}
+
+void fpga_pwr_gic_on_finish(void)
+{
+	gicv3_rdistif_init(plat_my_core_pos());
+	gicv3_cpuif_enable(plat_my_core_pos());
+}
+
+void fpga_pwr_gic_off(void)
+{
+	gicv3_cpuif_disable(plat_my_core_pos());
+	gicv3_rdistif_off(plat_my_core_pos());
+}
diff --git a/plat/arm/board/arm_fpga/fpga_pm.c b/plat/arm/board/arm_fpga/fpga_pm.c
new file mode 100644
index 0000000..4c37217
--- /dev/null
+++ b/plat/arm/board/arm_fpga/fpga_pm.c
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+
+#include <lib/psci/psci.h>
+#include <plat/arm/common/plat_arm.h>
+#include <plat/common/platform.h>
+
+#include "fpga_private.h"
+#include <platform_def.h>
+
+/*
+ * This is a basic PSCI implementation that allows secondary CPUs to be
+ * released from their initial state and continue to the warm boot entrypoint.
+ *
+ * The secondary CPUs are placed in a holding pen and released by calls
+ * to fpga_pwr_domain_on(mpidr), which updates the hold entry for the CPU
+ * specified by the mpidr argument - the (polling) target CPU will then branch
+ * to the BL31 warm boot sequence at the entrypoint address.
+ *
+ * Additionally, the secondary CPUs are kept in a low-power wfe() state
+ * (placed there at the end of each poll) and woken when necessary through
+ * calls to sev() in fpga_pwr_domain_on(mpidr), once the hold state for the
+ * relevant CPU has been updated.
+ *
+ * Hotplug is currently implemented using a wfi-loop, which removes the
+ * dependencies on any power controllers or other mechanism that is specific
+ * to the running system as specified by the FPGA image.
+ */
+
+uint64_t hold_base[PLATFORM_CORE_COUNT];
+uintptr_t fpga_sec_entrypoint;
+
+/*
+ * Calls to the CPU specified by the mpidr will set its hold entry to a value
+ * indicating that it should stop polling and branch off to the warm entrypoint.
+ */
+static int fpga_pwr_domain_on(u_register_t mpidr)
+{
+	unsigned int pos = plat_core_pos_by_mpidr(mpidr);
+	unsigned long current_mpidr = read_mpidr_el1();
+
+	if (mpidr == current_mpidr) {
+		return PSCI_E_ALREADY_ON;
+	}
+	hold_base[pos] = PLAT_FPGA_HOLD_STATE_GO;
+	flush_dcache_range((uintptr_t)&hold_base[pos], sizeof(uint64_t));
+	sev(); /* Wake any CPUs from wfe */
+
+	return PSCI_E_SUCCESS;
+}
+
+void fpga_pwr_domain_on_finish(const psci_power_state_t *target_state)
+{
+	fpga_pwr_gic_on_finish();
+}
+
+static void fpga_pwr_domain_off(const psci_power_state_t *target_state)
+{
+	fpga_pwr_gic_off();
+
+	while (1) {
+		wfi();
+	}
+}
+
+static void fpga_cpu_standby(plat_local_state_t cpu_state)
+{
+	/*
+	 * Enter standby state
+	 * dsb is good practice before using wfi to enter low power states
+	 */
+	u_register_t scr = read_scr_el3();
+	write_scr_el3(scr|SCR_IRQ_BIT);
+	dsb();
+	wfi();
+	write_scr_el3(scr);
+}
+
+plat_psci_ops_t plat_fpga_psci_pm_ops = {
+	.pwr_domain_on = fpga_pwr_domain_on,
+	.pwr_domain_on_finish = fpga_pwr_domain_on_finish,
+	.pwr_domain_off = fpga_pwr_domain_off,
+	.cpu_standby = fpga_cpu_standby
+};
+
+int plat_setup_psci_ops(uintptr_t sec_entrypoint,
+			const plat_psci_ops_t **psci_ops)
+{
+	fpga_sec_entrypoint = sec_entrypoint;
+	flush_dcache_range((uint64_t)&fpga_sec_entrypoint,
+			   sizeof(fpga_sec_entrypoint));
+	*psci_ops = &plat_fpga_psci_pm_ops;
+	return 0;
+}
diff --git a/plat/arm/board/arm_fpga/fpga_private.h b/plat/arm/board/arm_fpga/fpga_private.h
new file mode 100644
index 0000000..7545bd1
--- /dev/null
+++ b/plat/arm/board/arm_fpga/fpga_private.h
@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FPGA_PRIVATE_H
+#define FPGA_PRIVATE_H
+
+unsigned int plat_fpga_calc_core_pos(u_register_t mpidr);
+
+void fpga_console_init(void);
+
+void plat_fpga_gic_init(void);
+void fpga_pwr_gic_on_finish(void);
+void fpga_pwr_gic_off(void);
+
+#endif
diff --git a/plat/arm/board/arm_fpga/fpga_topology.c b/plat/arm/board/arm_fpga/fpga_topology.c
new file mode 100644
index 0000000..a705429
--- /dev/null
+++ b/plat/arm/board/arm_fpga/fpga_topology.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch_helpers.h>
+
+#include "fpga_private.h"
+#include <platform_def.h>
+
+static unsigned char fpga_power_domain_tree_desc[FPGA_MAX_CLUSTER_COUNT + 2];
+
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+	int i;
+	/*
+	* The highest level is the system level. The next level is constituted
+	* by clusters and then cores in clusters.
+	*
+	* This description of the power domain topology is aligned with the CPU
+	* indices returned by the plat_core_pos_by_mpidr() and plat_my_core_pos()
+	* APIs.
+	*/
+	fpga_power_domain_tree_desc[0] = 1;
+	fpga_power_domain_tree_desc[1] = FPGA_MAX_CLUSTER_COUNT;
+
+	for (i = 0; i < FPGA_MAX_CLUSTER_COUNT; i++) {
+		fpga_power_domain_tree_desc[i + 2] = FPGA_MAX_CPUS_PER_CLUSTER;
+	}
+
+	return fpga_power_domain_tree_desc;
+}
+
+int plat_core_pos_by_mpidr(u_register_t mpidr)
+{
+	unsigned int cluster_id, cpu_id, thread_id;
+
+	mpidr &= MPIDR_AFFINITY_MASK;
+	if (mpidr & ~(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)) {
+		return -1;
+	}
+
+	if (mpidr & MPIDR_MT_MASK) {
+		thread_id = MPIDR_AFFLVL0_VAL(mpidr);
+	} else {
+		thread_id = 0;
+	}
+
+	cpu_id = MPIDR_AFFLVL1_VAL(mpidr);
+	cluster_id = MPIDR_AFFLVL2_VAL(mpidr);
+
+	if (cluster_id >= FPGA_MAX_CLUSTER_COUNT) {
+		return -1;
+	} else if (cpu_id >= FPGA_MAX_CPUS_PER_CLUSTER) {
+		return -1;
+	} else if (thread_id >= FPGA_MAX_PE_PER_CPU) {
+		return -1;
+	}
+
+	/*
+	 * The image running on the FPGA may or may not implement multithreading,
+	 * and it shouldn't be assumed this is consistent across all CPUs.
+	 * This ensures that any passed mpidr values reflect the status of the
+	 * primary CPU's MT bit.
+	 */
+	mpidr |= (read_mpidr_el1() & MPIDR_MT_MASK);
+
+	/* Calculate the correct core, catering for multi-threaded images */
+	return (int) plat_fpga_calc_core_pos(mpidr);
+}
diff --git a/plat/arm/board/arm_fpga/include/plat_macros.S b/plat/arm/board/arm_fpga/include/plat_macros.S
new file mode 100644
index 0000000..44cddeb
--- /dev/null
+++ b/plat/arm/board/arm_fpga/include/plat_macros.S
@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLAT_MACROS_S
+#define PLAT_MACROS_S
+
+.macro plat_crash_print_regs
+.endm
+
+#endif
diff --git a/plat/arm/board/arm_fpga/include/platform_def.h b/plat/arm/board/arm_fpga/include/platform_def.h
new file mode 100644
index 0000000..5c8aff6
--- /dev/null
+++ b/plat/arm/board/arm_fpga/include/platform_def.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLATFORM_DEF_H
+#define PLATFORM_DEF_H
+
+#include <arch.h>
+#include <plat/common/common_def.h>
+#include <platform_def.h>
+#include "../fpga_def.h"
+
+#define PLATFORM_LINKER_FORMAT		"elf64-littleaarch64"
+
+#define PLATFORM_LINKER_ARCH		aarch64
+
+#define PLATFORM_STACK_SIZE		UL(0x800)
+
+#define CACHE_WRITEBACK_SHIFT		U(6)
+#define CACHE_WRITEBACK_GRANULE		(U(1) << CACHE_WRITEBACK_SHIFT)
+
+#define PLATFORM_CORE_COUNT \
+	(FPGA_MAX_CLUSTER_COUNT * FPGA_MAX_CPUS_PER_CLUSTER * FPGA_MAX_PE_PER_CPU)
+
+#define PLAT_NUM_PWR_DOMAINS		(FPGA_MAX_CLUSTER_COUNT + \
+					PLATFORM_CORE_COUNT) + 1
+
+#if !ENABLE_PIE
+#define BL31_BASE			UL(0x80000000)
+#define BL31_LIMIT			UL(0x80100000)
+#else
+#define BL31_BASE			UL(0x0)
+#define BL31_LIMIT			UL(0x01000000)
+#endif
+
+#define GICD_BASE			0x30000000
+#define GICR_BASE			0x30040000
+
+#define PLAT_SDEI_NORMAL_PRI		0x70
+
+#define ARM_IRQ_SEC_PHY_TIMER		29
+
+#define ARM_IRQ_SEC_SGI_0		8
+#define ARM_IRQ_SEC_SGI_1		9
+#define ARM_IRQ_SEC_SGI_2		10
+#define ARM_IRQ_SEC_SGI_3		11
+#define ARM_IRQ_SEC_SGI_4		12
+#define ARM_IRQ_SEC_SGI_5		13
+#define ARM_IRQ_SEC_SGI_6		14
+#define ARM_IRQ_SEC_SGI_7		15
+
+/*
+ * Define a list of Group 1 Secure and Group 0 interrupt properties as per GICv3
+ * terminology. On a GICv2 system or mode, the lists will be merged and treated
+ * as Group 0 interrupts.
+ */
+#define PLATFORM_G1S_PROPS(grp) \
+	INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_LEVEL), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE)
+
+#define PLATFORM_G0_PROPS(grp) \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_0, PLAT_SDEI_NORMAL_PRI, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE)
+
+#define PLAT_MAX_RET_STATE 		1
+#define PLAT_MAX_OFF_STATE 		2
+
+#define PLAT_MAX_PWR_LVL		MPIDR_AFFLVL2
+
+#define PLAT_FPGA_HOLD_ENTRY_SHIFT	3
+#define PLAT_FPGA_HOLD_STATE_WAIT	0
+#define PLAT_FPGA_HOLD_STATE_GO		1
+
+#define PLAT_FPGA_CONSOLE_BAUDRATE	38400
+
+#endif
diff --git a/plat/arm/board/arm_fpga/platform.mk b/plat/arm/board/arm_fpga/platform.mk
new file mode 100644
index 0000000..b4f38fa
--- /dev/null
+++ b/plat/arm/board/arm_fpga/platform.mk
@@ -0,0 +1,93 @@
+#
+# Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+RESET_TO_BL31 := 1
+ifeq (${RESET_TO_BL31}, 0)
+$(error "This is a BL31-only port; RESET_TO_BL31 must be enabled")
+endif
+
+ifeq (${ENABLE_PIE}, 1)
+override SEPARATE_CODE_AND_RODATA := 1
+endif
+
+CTX_INCLUDE_AARCH32_REGS := 0
+ifeq (${CTX_INCLUDE_AARCH32_REGS}, 1)
+$(error "This is an AArch64-only port; CTX_INCLUDE_AARCH32_REGS must be disabled")
+endif
+
+ifeq (${TRUSTED_BOARD_BOOT}, 1)
+$(error "TRUSTED_BOARD_BOOT must be disabled")
+endif
+
+ifndef PRELOADED_BL33_BASE
+$(error "PRELOADED_BL33_BASE is not set")
+endif
+
+ifndef FPGA_PRELOADED_DTB_BASE
+$(error "FPGA_PRELOADED_DTB_BASE is not set")
+else
+$(eval $(call add_define,FPGA_PRELOADED_DTB_BASE))
+endif
+
+# Treating this as a memory-constrained port for now
+USE_COHERENT_MEM	:=	0
+
+# This can be overridden depending on CPU(s) used in the FPGA image
+HW_ASSISTED_COHERENCY	:=	1
+
+FPGA_CPU_LIBS	:=	lib/cpus/${ARCH}/aem_generic.S
+
+# select a different set of CPU files, depending on whether we compile for
+# hardware assisted coherency cores or not
+ifeq (${HW_ASSISTED_COHERENCY}, 0)
+# Cores used without DSU
+	FPGA_CPU_LIBS	+=	lib/cpus/aarch64/cortex_a35.S	\
+				lib/cpus/aarch64/cortex_a53.S	\
+				lib/cpus/aarch64/cortex_a57.S	\
+				lib/cpus/aarch64/cortex_a72.S	\
+				lib/cpus/aarch64/cortex_a73.S
+else
+# AArch64-only cores
+	FPGA_CPU_LIBS	+=	lib/cpus/aarch64/cortex_a76.S		\
+				lib/cpus/aarch64/cortex_a76ae.S		\
+				lib/cpus/aarch64/cortex_a77.S		\
+				lib/cpus/aarch64/neoverse_n1.S		\
+				lib/cpus/aarch64/neoverse_e1.S		\
+				lib/cpus/aarch64/neoverse_zeus.S	\
+				lib/cpus/aarch64/cortex_hercules.S	\
+				lib/cpus/aarch64/cortex_hercules_ae.S	\
+				lib/cpus/aarch64/cortex_a65.S		\
+				lib/cpus/aarch64/cortex_a65ae.S
+# AArch64/AArch32 cores
+	FPGA_CPU_LIBS	+=	lib/cpus/aarch64/cortex_a55.S	\
+				lib/cpus/aarch64/cortex_a75.S
+endif
+
+FPGA_GIC_SOURCES	:=	drivers/arm/gic/v3/gicv3_helpers.c	\
+				drivers/arm/gic/v3/gicdv3_helpers.c     \
+                                drivers/arm/gic/v3/gicrv3_helpers.c     \
+                                drivers/arm/gic/v3/gicv3_main.c         \
+				drivers/arm/gic/v3/gic600.c		\
+				drivers/arm/gic/common/gic_common.c     \
+				plat/common/plat_gicv3.c		\
+				plat/arm/board/arm_fpga/fpga_gicv3.c
+
+PLAT_INCLUDES		:=	-Iplat/arm/board/arm_fpga/include
+
+PLAT_BL_COMMON_SOURCES	:=	plat/arm/board/arm_fpga/${ARCH}/fpga_helpers.S
+
+BL31_SOURCES		+=	drivers/delay_timer/delay_timer.c		\
+				drivers/delay_timer/generic_delay_timer.c	\
+				drivers/arm/pl011/${ARCH}/pl011_console.S	\
+				plat/common/plat_psci_common.c			\
+				plat/arm/board/arm_fpga/fpga_pm.c			\
+				plat/arm/board/arm_fpga/fpga_topology.c		\
+				plat/arm/board/arm_fpga/fpga_console.c		\
+				plat/arm/board/arm_fpga/fpga_bl31_setup.c		\
+				${FPGA_CPU_LIBS}				\
+				${FPGA_GIC_SOURCES}
+
+all: bl31
diff --git a/plat/arm/board/corstone700/include/platform_def.h b/plat/arm/board/corstone700/include/platform_def.h
index 0fb74e4..cc4dc3a 100644
--- a/plat/arm/board/corstone700/include/platform_def.h
+++ b/plat/arm/board/corstone700/include/platform_def.h
@@ -9,9 +9,9 @@
 
 #include <lib/utils_def.h>
 #include <lib/xlat_tables/xlat_tables_defs.h>
-
 #include <plat/arm/board/common/v2m_def.h>
 #include <plat/arm/common/arm_spm_def.h>
+#include <plat/arm/common/smccc_def.h>
 #include <plat/common/common_def.h>
 
 /* PL011 UART related constants */
diff --git a/plat/arm/board/fvp/platform.mk b/plat/arm/board/fvp/platform.mk
index e64c4d4..15cd691 100644
--- a/plat/arm/board/fvp/platform.mk
+++ b/plat/arm/board/fvp/platform.mk
@@ -48,21 +48,23 @@
 
 $(eval $(call add_define,FVP_INTERCONNECT_DRIVER))
 
-FVP_GICV3_SOURCES	:=	drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
+# Choose the GIC sources depending upon the how the FVP will be invoked
+ifeq (${FVP_USE_GIC_DRIVER},$(filter ${FVP_USE_GIC_DRIVER},FVP_GICV3 FVP_GIC600))
+	ifeq (${FVP_USE_GIC_DRIVER}, FVP_GIC600)
+		GICV3_IMPL	:=	GIC600
+	endif
+
+# GIC500 is the default option in case GICV3_IMPL is not set
+
+GICV3_OVERRIDE_DISTIF_PWR_OPS	:=	1
+
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+FVP_GIC_SOURCES		:=	${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				plat/arm/common/arm_gicv3.c
 
-# Choose the GIC sources depending upon the how the FVP will be invoked
-ifeq (${FVP_USE_GIC_DRIVER}, FVP_GICV3)
-FVP_GIC_SOURCES		:=	${FVP_GICV3_SOURCES}			\
-				drivers/arm/gic/v3/gic500.c
-else ifeq (${FVP_USE_GIC_DRIVER},FVP_GIC600)
-FVP_GIC_SOURCES		:=	${FVP_GICV3_SOURCES}			\
-				drivers/arm/gic/v3/gic600.c
 else ifeq (${FVP_USE_GIC_DRIVER}, FVP_GICV2)
 FVP_GIC_SOURCES		:=	drivers/arm/gic/common/gic_common.c	\
 				drivers/arm/gic/v2/gicv2_main.c		\
@@ -295,30 +297,30 @@
 # Enable the dynamic translation tables library.
 ifeq (${ARCH},aarch32)
     ifeq (${RESET_TO_SP_MIN},1)
-        BL32_CFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
+        BL32_CPPFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
     endif
 else # AArch64
     ifeq (${RESET_TO_BL31},1)
-        BL31_CFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
+        BL31_CPPFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
     endif
     ifeq (${SPD},trusty)
-        BL31_CFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
+        BL31_CPPFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
     endif
 endif
 
 ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
     ifeq (${ARCH},aarch32)
-        BL32_CFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
+        BL32_CPPFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
     else # AArch64
-        BL31_CFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
+        BL31_CPPFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
         ifeq (${SPD},tspd)
-            BL32_CFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
+            BL32_CPPFLAGS +=	-DPLAT_RO_XLAT_TABLES=1
         endif
     endif
 endif
 
 ifeq (${USE_DEBUGFS},1)
-    BL31_CFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
+    BL31_CPPFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
 endif
 
 # Add support for platform supplied linker script for BL31 build
diff --git a/plat/arm/board/fvp_ve/include/platform_def.h b/plat/arm/board/fvp_ve/include/platform_def.h
index 1b07a9b..70a12ea 100644
--- a/plat/arm/board/fvp_ve/include/platform_def.h
+++ b/plat/arm/board/fvp_ve/include/platform_def.h
@@ -11,6 +11,7 @@
 #include <lib/utils_def.h>
 #include <lib/xlat_tables/xlat_tables_defs.h>
 #include <plat/arm/board/common/v2m_def.h>
+#include <plat/arm/common/smccc_def.h>
 #include <plat/common/common_def.h>
 
 #include "../fvp_ve_def.h"
diff --git a/plat/arm/board/juno/platform.mk b/plat/arm/board/juno/platform.mk
index f07c1b1..dfdefa1 100644
--- a/plat/arm/board/juno/platform.mk
+++ b/plat/arm/board/juno/platform.mk
@@ -147,19 +147,19 @@
 # Enable the dynamic translation tables library.
 ifeq (${ARCH},aarch32)
     ifeq (${RESET_TO_SP_MIN},1)
-        BL32_CFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
+        BL32_CPPFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
     endif
 else
     ifeq (${RESET_TO_BL31},1)
-        BL31_CFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
+        BL31_CPPFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
     endif
 endif
 
 ifeq (${ALLOW_RO_XLAT_TABLES}, 1)
     ifeq (${JUNO_AARCH32_EL3_RUNTIME}, 1)
-        BL32_CFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
+        BL32_CPPFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
     else
-        BL31_CFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
+        BL31_CPPFLAGS	+=	-DPLAT_RO_XLAT_TABLES=1
     endif
 endif
 
diff --git a/plat/arm/board/n1sdp/platform.mk b/plat/arm/board/n1sdp/platform.mk
index 5856c9f..44f7b8a 100644
--- a/plat/arm/board/n1sdp/platform.mk
+++ b/plat/arm/board/n1sdp/platform.mk
@@ -14,16 +14,16 @@
 
 N1SDP_CPU_SOURCES	:=	lib/cpus/aarch64/neoverse_n1.S
 
+# GIC-600 configuration
+GICV3_IMPL			:=	GIC600
+GICV3_IMPL_GIC600_MULTICHIP	:=	1
 
-N1SDP_GIC_SOURCES	:=	drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/gic600_multichip.c	\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+N1SDP_GIC_SOURCES	:=	${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				plat/arm/common/arm_gicv3.c		\
-				drivers/arm/gic/v3/gic600.c
 
 PLAT_BL_COMMON_SOURCES	:=	${N1SDP_BASE}/n1sdp_plat.c	        \
 				${N1SDP_BASE}/aarch64/n1sdp_helper.S
diff --git a/plat/arm/board/rdn1edge/platform.mk b/plat/arm/board/rdn1edge/platform.mk
index 135676d..1daf85f 100644
--- a/plat/arm/board/rdn1edge/platform.mk
+++ b/plat/arm/board/rdn1edge/platform.mk
@@ -4,6 +4,9 @@
 # SPDX-License-Identifier: BSD-3-Clause
 #
 
+# GIC-600 configuration
+GICV3_IMPL_GIC600_MULTICHIP	:=	1
+
 include plat/arm/css/sgi/sgi-common.mk
 
 RDN1EDGE_BASE		=	plat/arm/board/rdn1edge
@@ -26,7 +29,6 @@
 				${RDN1EDGE_BASE}/rdn1edge_plat.c	\
 				${RDN1EDGE_BASE}/rdn1edge_topology.c	\
 				drivers/cfi/v2m/v2m_flash.c		\
-				drivers/arm/gic/v3/gic600_multichip.c	\
 				lib/utils/mem_region.c			\
 				plat/arm/common/arm_nor_psci_mem_protect.c
 
@@ -36,7 +38,7 @@
 endif
 
 # Enable dynamic addition of MMAP regions in BL31
-BL31_CFLAGS		+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
+BL31_CPPFLAGS		+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
 
 # Add the FDT_SOURCES and options for Dynamic Config
 FDT_SOURCES		+=	${RDN1EDGE_BASE}/fdts/${PLAT}_fw_config.dts
diff --git a/plat/arm/board/sgm775/fdts/sgm775_fw_config.dts b/plat/arm/board/sgm775/fdts/sgm775_fw_config.dts
index a0d0ea9..c5702ca 100644
--- a/plat/arm/board/sgm775/fdts/sgm775_fw_config.dts
+++ b/plat/arm/board/sgm775/fdts/sgm775_fw_config.dts
@@ -18,12 +18,6 @@
 			max-size = <0x200>;
 			id = <TB_FW_CONFIG_ID>;
 		};
-
-		hw-config {
-			load-address = <0x0 0x83000000>;
-			max-size = <0x01000000>;
-			id = <HW_CONFIG_ID>;
-		};
 	};
 
 	tb_fw-config {
@@ -31,5 +25,17 @@
 
 		/* Disable authentication for development */
 		disable_auth = <0x0>;
+
+		/*
+		 * The following two entries are placeholders for Mbed TLS
+		 * heap information. The default values don't matter since
+		 * they will be overwritten by BL1.
+		 * In case of having shared Mbed TLS heap between BL1 and BL2,
+		 * BL1 will populate these two properties with the respective
+		 * info about the shared heap. This info will be available for
+		 * BL2 in order to locate and re-use the heap.
+		 */
+		mbedtls_heap_addr = <0x0 0x0>;
+		mbedtls_heap_size = <0x0>;
 	};
 };
diff --git a/plat/arm/board/sgm775/platform.mk b/plat/arm/board/sgm775/platform.mk
index 355b9ee..57edb92 100644
--- a/plat/arm/board/sgm775/platform.mk
+++ b/plat/arm/board/sgm775/platform.mk
@@ -8,7 +8,12 @@
 
 SGM775_BASE= plat/arm/board/sgm775
 
-FDT_SOURCES += ${SGM775_BASE}/fdts/sgm775_fw_config.dts
+# Add the FDT_SOURCES and options for Dynamic Config
+FDT_SOURCES            +=      ${SGM775_BASE}/fdts/${PLAT}_fw_config.dts
+TB_FW_CONFIG           :=      ${BUILD_PLAT}/fdts/${PLAT}_fw_config.dtb
+
+# Add the TB_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config))
 
 PLAT_INCLUDES +=-I${SGM775_BASE}/include/
 
diff --git a/plat/arm/css/sgi/sgi-common.mk b/plat/arm/css/sgi/sgi-common.mk
index ea5a563..2504581 100644
--- a/plat/arm/css/sgi/sgi-common.mk
+++ b/plat/arm/css/sgi/sgi-common.mk
@@ -22,15 +22,15 @@
 
 PLAT_INCLUDES		+=	-I${CSS_ENT_BASE}/include
 
-ENT_GIC_SOURCES		:=	drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				plat/common/plat_gicv3.c		\
-				plat/arm/common/arm_gicv3.c		\
-				drivers/arm/gic/v3/gic600.c
+# GIC-600 configuration
+GICV3_IMPL			:=	GIC600
+
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
 
+ENT_GIC_SOURCES		:=	${GICV3_SOURCES}		\
+				plat/common/plat_gicv3.c	\
+				plat/arm/common/arm_gicv3.c
 
 PLAT_BL_COMMON_SOURCES	+=	${CSS_ENT_BASE}/sgi_plat.c	\
 				${CSS_ENT_BASE}/aarch64/sgi_helper.S
diff --git a/plat/arm/css/sgi/sgi_bl31_setup.c b/plat/arm/css/sgi/sgi_bl31_setup.c
index fcb7e1f..a4aed00 100644
--- a/plat/arm/css/sgi/sgi_bl31_setup.c
+++ b/plat/arm/css/sgi/sgi_bl31_setup.c
@@ -75,7 +75,7 @@
 {
 	if (sgi_plat_info.platform_id == RD_N1E1_EDGE_SID_VER_PART_NUM ||
 		sgi_plat_info.platform_id == RD_DANIEL_SID_VER_PART_NUM) {
-		if (channel_id >= sizeof(rd_n1e1_edge_scmi_plat_info))
+		if (channel_id >= ARRAY_SIZE(rd_n1e1_edge_scmi_plat_info))
 			panic();
 		return &rd_n1e1_edge_scmi_plat_info[channel_id];
 	}
diff --git a/plat/arm/css/sgm/sgm-common.mk b/plat/arm/css/sgm/sgm-common.mk
index 49fc717..60e9fb2 100644
--- a/plat/arm/css/sgm/sgm-common.mk
+++ b/plat/arm/css/sgm/sgm-common.mk
@@ -22,15 +22,15 @@
 
 INTERCONNECT_SOURCES	:=	${CSS_SGM_BASE}/sgm_interconnect.c
 
-SGM_GIC_SOURCES		:=	drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
+# GIC-600 configuration
+GICV3_IMPL		:=	GIC600
+
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+SGM_GIC_SOURCES		:=	${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
-				plat/arm/common/arm_gicv3.c		\
-				drivers/arm/gic/v3/gic600.c		\
-				drivers/arm/gic/v3/arm_gicv3_common.c
+				plat/arm/common/arm_gicv3.c
 
 BL1_SOURCES		+=	$(SGM_CPU_SOURCES)			\
 				${INTERCONNECT_SOURCES}			\
diff --git a/plat/common/plat_psci_common.c b/plat/common/plat_psci_common.c
index bed8890..c32e59f 100644
--- a/plat/common/plat_psci_common.c
+++ b/plat/common/plat_psci_common.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
@@ -63,7 +63,6 @@
 
 /*
  * Capture timestamp before entering a low power state.
- * No cache maintenance is required when capturing the timestamp.
  * Cache maintenance may be needed when reading these timestamps.
  */
 void plat_psci_stat_accounting_start(
@@ -71,12 +70,11 @@
 {
 	assert(state_info != NULL);
 	PMF_CAPTURE_TIMESTAMP(psci_svc, PSCI_STAT_ID_ENTER_LOW_PWR,
-		PMF_NO_CACHE_MAINT);
+		PMF_CACHE_MAINT);
 }
 
 /*
  * Capture timestamp after exiting a low power state.
- * No cache maintenance is required when capturing the timestamp.
  * Cache maintenance may be needed when reading these timestamps.
  */
 void plat_psci_stat_accounting_stop(
@@ -84,7 +82,7 @@
 {
 	assert(state_info != NULL);
 	PMF_CAPTURE_TIMESTAMP(psci_svc, PSCI_STAT_ID_EXIT_LOW_PWR,
-		PMF_NO_CACHE_MAINT);
+		PMF_CACHE_MAINT);
 }
 
 /*
diff --git a/plat/imx/imx8m/imx8mm/platform.mk b/plat/imx/imx8m/imx8mm/platform.mk
index 5fa3003..3ead7b0 100644
--- a/plat/imx/imx8m/imx8mm/platform.mk
+++ b/plat/imx/imx8m/imx8mm/platform.mk
@@ -8,13 +8,10 @@
 				-Iplat/imx/imx8m/include		\
 				-Iplat/imx/imx8m/imx8mm/include
 
-IMX_GIC_SOURCES		:=	drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/arm_gicv3_common.c   \
-				drivers/arm/gic/v3/gic500.c             \
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/common/gic_common.c	\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+IMX_GIC_SOURCES		:=	${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				plat/common/plat_psci_common.c		\
 				plat/imx/common/plat_imx8_gic.c
diff --git a/plat/imx/imx8m/imx8mq/platform.mk b/plat/imx/imx8m/imx8mq/platform.mk
index e419f05..5461010 100644
--- a/plat/imx/imx8m/imx8mq/platform.mk
+++ b/plat/imx/imx8m/imx8mq/platform.mk
@@ -8,13 +8,10 @@
 				-Iplat/imx/imx8m/include		\
 				-Iplat/imx/imx8m/imx8mq/include
 
-IMX_GIC_SOURCES		:=	drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/arm_gicv3_common.c   \
-				drivers/arm/gic/v3/gic500.c             \
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/common/gic_common.c	\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+IMX_GIC_SOURCES		:=	${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				plat/common/plat_psci_common.c		\
 				plat/imx/common/plat_imx8_gic.c
diff --git a/plat/imx/imx8qm/platform.mk b/plat/imx/imx8qm/platform.mk
index 20ee05b..f35fa00 100644
--- a/plat/imx/imx8qm/platform.mk
+++ b/plat/imx/imx8qm/platform.mk
@@ -7,13 +7,10 @@
 PLAT_INCLUDES		:=	-Iplat/imx/imx8qm/include		\
 				-Iplat/imx/common/include		\
 
-IMX_GIC_SOURCES	:=		drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/arm_gicv3_common.c   \
-				drivers/arm/gic/v3/gic500.c             \
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/common/gic_common.c	\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+IMX_GIC_SOURCES	:=		${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				plat/common/plat_psci_common.c		\
 				plat/imx/common/plat_imx8_gic.c
diff --git a/plat/imx/imx8qx/platform.mk b/plat/imx/imx8qx/platform.mk
index 5e8ba06..f18d634 100644
--- a/plat/imx/imx8qx/platform.mk
+++ b/plat/imx/imx8qx/platform.mk
@@ -7,13 +7,10 @@
 PLAT_INCLUDES		:=	-Iplat/imx/imx8qx/include		\
 				-Iplat/imx/common/include		\
 
-IMX_GIC_SOURCES	:=		drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/arm_gicv3_common.c	\
-				drivers/arm/gic/v3/gic500.c		\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/common/gic_common.c	\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+IMX_GIC_SOURCES	:=		${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				plat/imx/common/plat_imx8_gic.c
 
diff --git a/plat/marvell/a3700/common/a3700_common.mk b/plat/marvell/a3700/common/a3700_common.mk
index fd2b7ed..76c0677 100644
--- a/plat/marvell/a3700/common/a3700_common.mk
+++ b/plat/marvell/a3700/common/a3700_common.mk
@@ -78,14 +78,11 @@
 # CCI-400
 $(eval $(call add_define,USE_CCI))
 
-MARVELL_GIC_SOURCES	:=	drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/arm_gicv3_common.c	\
-				plat/common/plat_gicv3.c		\
-				drivers/arm/gic/v3/gic500.c
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+MARVELL_GIC_SOURCES	:=	${GICV3_SOURCES}			\
+				plat/common/plat_gicv3.c
 
 PLAT_INCLUDES		:=	-I$(PLAT_FAMILY_BASE)/$(PLAT)		\
 				-I$(PLAT_COMMON_BASE)/include		\
diff --git a/plat/mediatek/mt8183/platform.mk b/plat/mediatek/mt8183/platform.mk
index 59ffe5d..3ccc928 100644
--- a/plat/mediatek/mt8183/platform.mk
+++ b/plat/mediatek/mt8183/platform.mk
@@ -26,15 +26,12 @@
                           plat/common/plat_psci_common.c              \
                           plat/common/aarch64/crash_console_helpers.S
 
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
 BL31_SOURCES    += common/desc_image_load.c                              \
                    drivers/arm/cci/cci.c                                 \
-                   drivers/arm/gic/common/gic_common.c                   \
-                   drivers/arm/gic/v3/arm_gicv3_common.c                 \
-                   drivers/arm/gic/v3/gicv3_helpers.c                    \
-                   drivers/arm/gic/v3/gicdv3_helpers.c			 \
-                   drivers/arm/gic/v3/gicrv3_helpers.c			 \
-                   drivers/arm/gic/v3/gic500.c                           \
-                   drivers/arm/gic/v3/gicv3_main.c                       \
+                   ${GICV3_SOURCES}					 \
                    drivers/delay_timer/delay_timer.c                     \
                    drivers/delay_timer/generic_delay_timer.c             \
                    drivers/gpio/gpio.c                                   \
diff --git a/plat/nvidia/tegra/common/tegra_pm.c b/plat/nvidia/tegra/common/tegra_pm.c
index 5ec6f84..0430048 100644
--- a/plat/nvidia/tegra/common/tegra_pm.c
+++ b/plat/nvidia/tegra/common/tegra_pm.c
@@ -152,16 +152,18 @@
 	const plat_params_from_bl2_t *plat_params;
 
 	/*
-	 * Initialize the GIC cpu and distributor interfaces
-	 */
-	tegra_gic_pcpu_init();
-
-	/*
 	 * Check if we are exiting from deep sleep.
 	 */
 	if (target_state->pwr_domain_state[PLAT_MAX_PWR_LVL] ==
 			PSTATE_ID_SOC_POWERDN) {
 
+		/*
+		 * On entering System Suspend state, the GIC loses power
+		 * completely. Initialize the GIC global distributor and
+		 * GIC cpu interfaces.
+		 */
+		tegra_gic_init();
+
 		/* Restart console output. */
 		console_switch_state(CONSOLE_FLAG_RUNTIME);
 
@@ -183,6 +185,11 @@
 		 * access
 		 */
 		tegra_memctrl_tzram_setup(TEGRA_TZRAM_BASE, TEGRA_TZRAM_SIZE);
+	} else {
+		/*
+		 * Initialize the GIC cpu and distributor interfaces
+		 */
+		tegra_gic_pcpu_init();
 	}
 
 	/*
diff --git a/plat/nvidia/tegra/soc/t186/platform_t186.mk b/plat/nvidia/tegra/soc/t186/platform_t186.mk
index a534123..d320aac 100644
--- a/plat/nvidia/tegra/soc/t186/platform_t186.mk
+++ b/plat/nvidia/tegra/soc/t186/platform_t186.mk
@@ -33,7 +33,7 @@
 MAX_XLAT_TABLES				:= 25
 $(eval $(call add_define,MAX_XLAT_TABLES))
 
-MAX_MMAP_REGIONS			:= 27
+MAX_MMAP_REGIONS			:= 30
 $(eval $(call add_define,MAX_MMAP_REGIONS))
 
 # platform files
diff --git a/plat/qemu/qemu/platform.mk b/plat/qemu/qemu/platform.mk
index 6aa198c..1bf4e08 100644
--- a/plat/qemu/qemu/platform.mk
+++ b/plat/qemu/qemu/platform.mk
@@ -139,11 +139,10 @@
 				plat/common/plat_gicv2.c		\
 				${PLAT_QEMU_COMMON_PATH}/qemu_gicv2.c
 
-QEMU_GICV3_SOURCES	:=	drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/common/gic_common.c	\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+QEMU_GICV3_SOURCES	:=	${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				${PLAT_QEMU_COMMON_PATH}/qemu_gicv3.c
 
diff --git a/plat/qemu/qemu_sbsa/platform.mk b/plat/qemu/qemu_sbsa/platform.mk
index 6ad3d8b..09856d6 100644
--- a/plat/qemu/qemu_sbsa/platform.mk
+++ b/plat/qemu/qemu_sbsa/platform.mk
@@ -62,11 +62,10 @@
 				common/desc_image_load.c
 endif
 
-QEMU_GIC_SOURCES	:=	drivers/arm/gic/v3/gicv3_helpers.c		\
-				drivers/arm/gic/v3/gicdv3_helpers.c		\
-				drivers/arm/gic/v3/gicrv3_helpers.c		\
-				drivers/arm/gic/v3/gicv3_main.c			\
-				drivers/arm/gic/common/gic_common.c		\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+QEMU_GIC_SOURCES	:=	${GICV3_SOURCES}				\
 				plat/common/plat_gicv3.c			\
 				${PLAT_QEMU_COMMON_PATH}/qemu_gicv3.c
 
diff --git a/plat/rockchip/rk3399/platform.mk b/plat/rockchip/rk3399/platform.mk
index 0dc1840..a658fb2 100644
--- a/plat/rockchip/rk3399/platform.mk
+++ b/plat/rockchip/rk3399/platform.mk
@@ -24,13 +24,10 @@
 				-I${RK_PLAT_SOC}/include/		\
 				-I${RK_PLAT_SOC}/include/shared/	\
 
-RK_GIC_SOURCES		:=	drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/arm_gicv3_common.c	\
-				drivers/arm/gic/v3/gic500.c		\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
+RK_GIC_SOURCES		:=	${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				${RK_PLAT}/common/rockchip_gicv3.c
 
diff --git a/plat/socionext/synquacer/platform.mk b/plat/socionext/synquacer/platform.mk
index 0d9071b..dcd5d31 100644
--- a/plat/socionext/synquacer/platform.mk
+++ b/plat/socionext/synquacer/platform.mk
@@ -30,12 +30,11 @@
 				drivers/delay_timer/generic_delay_timer.c \
 				${XLAT_TABLES_LIB_SRCS}
 
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
 BL31_SOURCES		+=	drivers/arm/ccn/ccn.c			\
-				drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
+				${GICV3_SOURCES}			\
 				lib/cpus/aarch64/cortex_a53.S		\
 				plat/common/plat_gicv3.c		\
 				plat/common/plat_psci_common.c		\
diff --git a/plat/socionext/uniphier/platform.mk b/plat/socionext/uniphier/platform.mk
index a014f52..0fcef1d 100644
--- a/plat/socionext/uniphier/platform.mk
+++ b/plat/socionext/uniphier/platform.mk
@@ -55,12 +55,11 @@
 				$(PLAT_PATH)/uniphier_scp.c		\
 				$(PLAT_PATH)/uniphier_usb.c
 
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
 BL31_SOURCES		+=	drivers/arm/cci/cci.c			\
-				drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
+				${GICV3_SOURCES}			\
 				lib/cpus/aarch64/cortex_a53.S		\
 				lib/cpus/aarch64/cortex_a72.S		\
 				plat/common/plat_gicv3.c		\
diff --git a/plat/st/common/include/stm32mp_common.h b/plat/st/common/include/stm32mp_common.h
index 4f85679..27ddab0 100644
--- a/plat/st/common/include/stm32mp_common.h
+++ b/plat/st/common/include/stm32mp_common.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018-2019, STMicroelectronics - All Rights Reserved
+ * Copyright (C) 2018-2020, STMicroelectronics - All Rights Reserved
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -87,4 +87,8 @@
  */
 int stm32mp_check_header(boot_api_image_header_t *header, uintptr_t buffer);
 
+/* Functions to map DDR in MMU with non-cacheable attribute, and unmap it */
+int stm32mp_map_ddr_non_cacheable(void);
+int stm32mp_unmap_ddr(void);
+
 #endif /* STM32MP_COMMON_H */
diff --git a/plat/st/common/stm32mp_common.c b/plat/st/common/stm32mp_common.c
index afa87f4..9af1564 100644
--- a/plat/st/common/stm32mp_common.c
+++ b/plat/st/common/stm32mp_common.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -12,6 +12,7 @@
 #include <arch_helpers.h>
 #include <common/debug.h>
 #include <drivers/st/stm32mp_clkfunc.h>
+#include <lib/xlat_tables/xlat_tables_v2.h>
 #include <plat/common/platform.h>
 
 uintptr_t plat_get_ns_image_entrypoint(void)
@@ -151,3 +152,16 @@
 
 	return 0;
 }
+
+int stm32mp_map_ddr_non_cacheable(void)
+{
+	return  mmap_add_dynamic_region(STM32MP_DDR_BASE, STM32MP_DDR_BASE,
+					STM32MP_DDR_MAX_SIZE,
+					MT_NON_CACHEABLE | MT_RW | MT_NS);
+}
+
+int stm32mp_unmap_ddr(void)
+{
+	return  mmap_remove_dynamic_region(STM32MP_DDR_BASE,
+					   STM32MP_DDR_MAX_SIZE);
+}
diff --git a/plat/st/stm32mp1/bl2_plat_setup.c b/plat/st/stm32mp1/bl2_plat_setup.c
index 024dbe0..652765c 100644
--- a/plat/st/stm32mp1/bl2_plat_setup.c
+++ b/plat/st/stm32mp1/bl2_plat_setup.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -130,6 +130,7 @@
 void bl2_platform_setup(void)
 {
 	int ret;
+	uint32_t ddr_ns_size;
 
 	if (dt_pmic_status() > 0) {
 		initialize_pmic();
@@ -141,8 +142,24 @@
 		panic();
 	}
 
+	ddr_ns_size = stm32mp_get_ddr_ns_size();
+	assert(ddr_ns_size > 0U);
+
+	/* Map non secure DDR for BL33 load, now with cacheable attribute */
+	ret = mmap_add_dynamic_region(STM32MP_DDR_BASE, STM32MP_DDR_BASE,
+				      ddr_ns_size, MT_MEMORY | MT_RW | MT_NS);
+	assert(ret == 0);
+
 #ifdef AARCH32_SP_OPTEE
 	INFO("BL2 runs OP-TEE setup\n");
+
+	/* Map secure DDR for OP-TEE paged area */
+	ret = mmap_add_dynamic_region(STM32MP_DDR_BASE + ddr_ns_size,
+				      STM32MP_DDR_BASE + ddr_ns_size,
+				      STM32MP_DDR_S_SIZE,
+				      MT_MEMORY | MT_RW | MT_SECURE);
+	assert(ret == 0);
+
 	/* Initialize tzc400 after DDR initialization */
 	stm32mp1_security_setup();
 #else
@@ -166,14 +183,6 @@
 			MT_CODE | MT_SECURE);
 
 #ifdef AARCH32_SP_OPTEE
-	/* OP-TEE image needs post load processing: keep RAM read/write */
-	mmap_add_region(STM32MP_DDR_BASE + dt_get_ddr_size() -
-			STM32MP_DDR_S_SIZE - STM32MP_DDR_SHMEM_SIZE,
-			STM32MP_DDR_BASE + dt_get_ddr_size() -
-			STM32MP_DDR_S_SIZE - STM32MP_DDR_SHMEM_SIZE,
-			STM32MP_DDR_S_SIZE,
-			MT_MEMORY | MT_RW | MT_SECURE);
-
 	mmap_add_region(STM32MP_OPTEE_BASE, STM32MP_OPTEE_BASE,
 			STM32MP_OPTEE_SIZE,
 			MT_MEMORY | MT_RW | MT_SECURE);
@@ -181,19 +190,12 @@
 	/* Prevent corruption of preloaded BL32 */
 	mmap_add_region(BL32_BASE, BL32_BASE,
 			BL32_LIMIT - BL32_BASE,
-			MT_MEMORY | MT_RO | MT_SECURE);
-
+			MT_RO_DATA | MT_SECURE);
 #endif
-	/* Map non secure DDR for BL33 load and DDR training area restore */
-	mmap_add_region(STM32MP_DDR_BASE,
-			STM32MP_DDR_BASE,
-			STM32MP_DDR_MAX_SIZE,
-			MT_MEMORY | MT_RW | MT_NS);
-
 	/* Prevent corruption of preloaded Device Tree */
 	mmap_add_region(DTB_BASE, DTB_BASE,
 			DTB_LIMIT - DTB_BASE,
-			MT_MEMORY | MT_RO | MT_SECURE);
+			MT_RO_DATA | MT_SECURE);
 
 	configure_mmu();
 
@@ -351,8 +353,7 @@
 		paged_mem_params = get_bl_mem_params_node(BL32_EXTRA2_IMAGE_ID);
 		assert(paged_mem_params != NULL);
 		paged_mem_params->image_info.image_base = STM32MP_DDR_BASE +
-			(dt_get_ddr_size() - STM32MP_DDR_S_SIZE -
-			 STM32MP_DDR_SHMEM_SIZE);
+			stm32mp_get_ddr_ns_size();
 		paged_mem_params->image_info.image_max_size =
 			STM32MP_DDR_S_SIZE;
 
diff --git a/plat/st/stm32mp1/include/stm32mp1_private.h b/plat/st/stm32mp1/include/stm32mp1_private.h
index e38fca0..2da64ac 100644
--- a/plat/st/stm32mp1/include/stm32mp1_private.h
+++ b/plat/st/stm32mp1/include/stm32mp1_private.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -21,4 +21,5 @@
 void stm32mp1_syscfg_enable_io_compensation(void);
 void stm32mp1_syscfg_disable_io_compensation(void);
 
+uint32_t stm32mp_get_ddr_ns_size(void);
 #endif /* STM32MP1_PRIVATE_H */
diff --git a/plat/st/stm32mp1/plat_image_load.c b/plat/st/stm32mp1/plat_image_load.c
index a52db6c..6d7af74 100644
--- a/plat/st/stm32mp1/plat_image_load.c
+++ b/plat/st/stm32mp1/plat_image_load.c
@@ -1,9 +1,11 @@
 /*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
+#include <platform_def.h>
+
 #include <common/desc_image_load.h>
 #include <plat/common/platform.h>
 
@@ -21,6 +23,13 @@
  ******************************************************************************/
 bl_load_info_t *plat_get_bl_image_load_info(void)
 {
+	bl_mem_params_node_t *bl33 = get_bl_mem_params_node(BL33_IMAGE_ID);
+	uint32_t ddr_ns_size = stm32mp_get_ddr_ns_size();
+
+	/* Max size is non-secure DDR end address minus image_base */
+	bl33->image_info.image_max_size = STM32MP_DDR_BASE + ddr_ns_size -
+					  bl33->image_info.image_base;
+
 	return get_bl_load_info_from_mem_params_desc();
 }
 
diff --git a/plat/st/stm32mp1/platform.mk b/plat/st/stm32mp1/platform.mk
index bd1a16b..5ce7a9c 100644
--- a/plat/st/stm32mp1/platform.mk
+++ b/plat/st/stm32mp1/platform.mk
@@ -11,6 +11,11 @@
 
 STM32_TF_VERSION	?=	0
 
+# Enable dynamic memory mapping
+PLAT_XLAT_TABLES_DYNAMIC :=	1
+$(eval $(call assert_boolean,PLAT_XLAT_TABLES_DYNAMIC))
+$(eval $(call add_define,PLAT_XLAT_TABLES_DYNAMIC))
+
 # Not needed for Cortex-A7
 WORKAROUND_CVE_2017_5715:=	0
 
@@ -152,8 +157,6 @@
 STM32_TF_STM32		:=	$(addprefix ${BUILD_PLAT}/tf-a-, $(patsubst %.dtb,%.stm32,$(DTB_FILE_NAME)))
 STM32_TF_LINKERFILE	:=	${BUILD_PLAT}/stm32mp1.ld
 
-BL2_CFLAGS	+=	-DPLAT_XLAT_TABLES_DYNAMIC=1
-
 # Variables for use with stm32image
 STM32IMAGEPATH		?= tools/stm32image
 STM32IMAGE		?= ${STM32IMAGEPATH}/stm32image${BIN_EXT}
diff --git a/plat/st/stm32mp1/stm32mp1_def.h b/plat/st/stm32mp1/stm32mp1_def.h
index 5dc5206..fc776ae 100644
--- a/plat/st/stm32mp1/stm32mp1_def.h
+++ b/plat/st/stm32mp1/stm32mp1_def.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -62,6 +62,9 @@
 #ifdef AARCH32_SP_OPTEE
 #define STM32MP_DDR_S_SIZE		U(0x01E00000)	/* 30 MB */
 #define STM32MP_DDR_SHMEM_SIZE		U(0x00200000)	/* 2 MB */
+#else
+#define STM32MP_DDR_S_SIZE		U(0)
+#define STM32MP_DDR_SHMEM_SIZE		U(0)
 #endif
 
 /* DDR power initializations */
diff --git a/plat/st/stm32mp1/stm32mp1_private.c b/plat/st/stm32mp1/stm32mp1_private.c
index e2dcd2a..ac45195 100644
--- a/plat/st/stm32mp1/stm32mp1_private.c
+++ b/plat/st/stm32mp1/stm32mp1_private.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -365,3 +365,24 @@
 	return BSEC_OK;
 }
 #endif
+
+/* Get the non-secure DDR size */
+uint32_t stm32mp_get_ddr_ns_size(void)
+{
+	static uint32_t ddr_ns_size;
+	uint32_t ddr_size;
+
+	if (ddr_ns_size != 0U) {
+		return ddr_ns_size;
+	}
+
+	ddr_size = dt_get_ddr_size();
+	if ((ddr_size <= (STM32MP_DDR_S_SIZE + STM32MP_DDR_SHMEM_SIZE)) ||
+	    (ddr_size > STM32MP_DDR_MAX_SIZE)) {
+		panic();
+	}
+
+	ddr_ns_size = ddr_size - (STM32MP_DDR_S_SIZE + STM32MP_DDR_SHMEM_SIZE);
+
+	return ddr_ns_size;
+}
diff --git a/plat/st/stm32mp1/stm32mp1_security.c b/plat/st/stm32mp1/stm32mp1_security.c
index 61db2e7..3a29ba9 100644
--- a/plat/st/stm32mp1/stm32mp1_security.c
+++ b/plat/st/stm32mp1/stm32mp1_security.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -35,29 +35,30 @@
 {
 	unsigned long long region_base, region_top;
 	unsigned long long ddr_base = STM32MP_DDR_BASE;
-	unsigned long long ddr_size = (unsigned long long)dt_get_ddr_size();
-	unsigned long long ddr_top = ddr_base + (ddr_size - 1U);
+	unsigned long long ddr_ns_size =
+		(unsigned long long)stm32mp_get_ddr_ns_size();
+	unsigned long long ddr_ns_top = ddr_base + (ddr_ns_size - 1U);
 
 	tzc400_init(STM32MP1_TZC_BASE);
 
 	tzc400_disable_filters();
 
-#ifdef AARCH32_SP_OPTEE
 	/*
 	 * Region 1 set to cover all non-secure DRAM at 0xC000_0000. Apply the
 	 * same configuration to all filters in the TZC.
 	 */
 	region_base = ddr_base;
-	region_top = ddr_top - STM32MP_DDR_S_SIZE - STM32MP_DDR_SHMEM_SIZE;
+	region_top = ddr_ns_top;
 	tzc400_configure_region(STM32MP1_FILTER_BIT_ALL, 1,
 				region_base,
 				region_top,
 				TZC_REGION_S_NONE,
 				TZC_REGION_NSEC_ALL_ACCESS_RDWR);
 
+#ifdef AARCH32_SP_OPTEE
 	/* Region 2 set to cover all secure DRAM. */
 	region_base = region_top + 1U;
-	region_top = ddr_top - STM32MP_DDR_SHMEM_SIZE;
+	region_top += STM32MP_DDR_S_SIZE;
 	tzc400_configure_region(STM32MP1_FILTER_BIT_ALL, 2,
 				region_base,
 				region_top,
@@ -66,24 +67,12 @@
 
 	/* Region 3 set to cover non-secure shared memory DRAM. */
 	region_base = region_top + 1U;
-	region_top = ddr_top;
+	region_top += STM32MP_DDR_SHMEM_SIZE;
 	tzc400_configure_region(STM32MP1_FILTER_BIT_ALL, 3,
 				region_base,
 				region_top,
 				TZC_REGION_S_NONE,
 				TZC_REGION_NSEC_ALL_ACCESS_RDWR);
-#else
-	/*
-	 * Region 1 set to cover all DRAM at 0xC000_0000. Apply the
-	 * same configuration to all filters in the TZC.
-	 */
-	region_base = ddr_base;
-	region_top = ddr_top;
-	tzc400_configure_region(STM32MP1_FILTER_BIT_ALL, 1,
-				region_base,
-				region_top,
-				TZC_REGION_S_NONE,
-				TZC_REGION_NSEC_ALL_ACCESS_RDWR);
 #endif
 
 	/* Raise an exception if a NS device tries to access secure memory */
diff --git a/plat/ti/k3/common/plat_common.mk b/plat/ti/k3/common/plat_common.mk
index 587b44b..03d39f1 100644
--- a/plat/ti/k3/common/plat_common.mk
+++ b/plat/ti/k3/common/plat_common.mk
@@ -53,12 +53,11 @@
 				drivers/ti/uart/aarch64/16550_console.S	\
 				${PLAT_PATH}/common/k3_console.c	\
 
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
 K3_GIC_SOURCES		+=	\
-				drivers/arm/gic/common/gic_common.c	\
-				drivers/arm/gic/v3/gicv3_main.c		\
-				drivers/arm/gic/v3/gicv3_helpers.c	\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
+				${GICV3_SOURCES}			\
 				plat/common/plat_gicv3.c		\
 				${PLAT_PATH}/common/k3_gicv3.c		\
 
diff --git a/plat/xilinx/versal/include/versal_def.h b/plat/xilinx/versal/include/versal_def.h
index 9a9b7c0..810e5d8 100644
--- a/plat/xilinx/versal/include/versal_def.h
+++ b/plat/xilinx/versal/include/versal_def.h
@@ -7,6 +7,7 @@
 #ifndef VERSAL_DEF_H
 #define VERSAL_DEF_H
 
+#include <plat/arm/common/smccc_def.h>
 #include <plat/common/common_def.h>
 
 /* List all consoles */
diff --git a/plat/xilinx/versal/platform.mk b/plat/xilinx/versal/platform.mk
index 5d7fd69..16396dc 100644
--- a/plat/xilinx/versal/platform.mk
+++ b/plat/xilinx/versal/platform.mk
@@ -43,17 +43,14 @@
 				-Iplat/xilinx/versal/include/			\
 				-Iplat/xilinx/versal/pm_service/
 
+# Include GICv3 driver files
+include drivers/arm/gic/v3/gicv3.mk
+
 PLAT_BL_COMMON_SOURCES	:=	lib/xlat_tables/xlat_tables_common.c		\
 				lib/xlat_tables/aarch64/xlat_tables.c		\
 				drivers/delay_timer/delay_timer.c		\
 				drivers/delay_timer/generic_delay_timer.c	\
-				drivers/arm/gic/common/gic_common.c		\
-				drivers/arm/gic/v3/arm_gicv3_common.c		\
-				drivers/arm/gic/v3/gic500.c			\
-				drivers/arm/gic/v3/gicv3_main.c			\
-				drivers/arm/gic/v3/gicv3_helpers.c		\
-				drivers/arm/gic/v3/gicdv3_helpers.c	\
-				drivers/arm/gic/v3/gicrv3_helpers.c	\
+				${GICV3_SOURCES}				\
 				drivers/arm/pl011/aarch64/pl011_console.S	\
 				plat/common/aarch64/crash_console_helpers.S	\
 				plat/arm/common/arm_cci.c			\
diff --git a/plat/xilinx/zynqmp/include/zynqmp_def.h b/plat/xilinx/zynqmp/include/zynqmp_def.h
index 5d335d9..5e7254e 100644
--- a/plat/xilinx/zynqmp/include/zynqmp_def.h
+++ b/plat/xilinx/zynqmp/include/zynqmp_def.h
@@ -7,6 +7,7 @@
 #ifndef ZYNQMP_DEF_H
 #define ZYNQMP_DEF_H
 
+#include <plat/arm/common/smccc_def.h>
 #include <plat/common/common_def.h>
 
 #define ZYNQMP_CONSOLE_ID_cadence	1