diff --git a/bl1/bl1.mk b/bl1/bl1.mk
index 0c43f13..b1791b1 100644
--- a/bl1/bl1.mk
+++ b/bl1/bl1.mk
@@ -29,4 +29,10 @@
 BL1_SOURCES		+=	bl1/bl1_fwu.c
 endif
 
+ifneq ($(findstring gcc,$(notdir $(LD))),)
+        BL1_LDFLAGS	+=	-Wl,--sort-section=alignment
+else ifneq ($(findstring ld,$(notdir $(LD))),)
+        BL1_LDFLAGS	+=	--sort-section=alignment
+endif
+
 BL1_DEFAULT_LINKER_SCRIPT_SOURCE := bl1/bl1.ld.S
diff --git a/bl2/bl2.mk b/bl2/bl2.mk
index 778e2c3..41bcd12 100644
--- a/bl2/bl2.mk
+++ b/bl2/bl2.mk
@@ -15,6 +15,12 @@
 BL2_SOURCES		+=	common/aarch64/early_exceptions.S
 endif
 
+ifneq ($(findstring gcc,$(notdir $(LD))),)
+        BL2_LDFLAGS	+=	-Wl,--sort-section=alignment
+else ifneq ($(findstring ld,$(notdir $(LD))),)
+        BL2_LDFLAGS	+=	--sort-section=alignment
+endif
+
 ifeq (${ENABLE_RME},1)
 # Using RME, run BL2 at EL3
 include lib/gpt_rme/gpt_rme.mk
diff --git a/bl2u/bl2u.mk b/bl2u/bl2u.mk
index 9f29bde..9fe20f5 100644
--- a/bl2u/bl2u.mk
+++ b/bl2u/bl2u.mk
@@ -13,3 +13,9 @@
 endif
 
 BL2U_DEFAULT_LINKER_SCRIPT_SOURCE := bl2u/bl2u.ld.S
+
+ifneq ($(findstring gcc,$(notdir $(LD))),)
+        BL2U_LDFLAGS	+=	-Wl,--sort-section=alignment
+else ifneq ($(findstring ld,$(notdir $(LD))),)
+        BL2U_LDFLAGS	+=	--sort-section=alignment
+endif
diff --git a/bl31/bl31.mk b/bl31/bl31.mk
index 4d151ab..9b5cf55 100644
--- a/bl31/bl31.mk
+++ b/bl31/bl31.mk
@@ -159,6 +159,12 @@
 
 BL31_DEFAULT_LINKER_SCRIPT_SOURCE := bl31/bl31.ld.S
 
+ifneq ($(findstring gcc,$(notdir $(LD))),)
+        BL31_LDFLAGS	+=	-Wl,--sort-section=alignment
+else ifneq ($(findstring ld,$(notdir $(LD))),)
+        BL31_LDFLAGS	+=	--sort-section=alignment
+endif
+
 # Flag used to indicate if Crash reporting via console should be included
 # in BL31. This defaults to being present in DEBUG builds only
 ifndef CRASH_REPORTING
diff --git a/bl32/sp_min/sp_min.mk b/bl32/sp_min/sp_min.mk
index 0e5c142..fb0161c 100644
--- a/bl32/sp_min/sp_min.mk
+++ b/bl32/sp_min/sp_min.mk
@@ -56,6 +56,12 @@
 
 BL32_DEFAULT_LINKER_SCRIPT_SOURCE := bl32/sp_min/sp_min.ld.S
 
+ifneq ($(findstring gcc,$(notdir $(LD))),)
+        BL32_LDFLAGS	+=	-Wl,--sort-section=alignment
+else ifneq ($(findstring ld,$(notdir $(LD))),)
+        BL32_LDFLAGS	+=	--sort-section=alignment
+endif
+
 # Include the platform-specific SP_MIN Makefile
 # If no platform-specific SP_MIN Makefile exists, it means SP_MIN is not supported
 # on this platform.
diff --git a/bl32/tsp/tsp.mk b/bl32/tsp/tsp.mk
index cfffbdb..4c18131 100644
--- a/bl32/tsp/tsp.mk
+++ b/bl32/tsp/tsp.mk
@@ -24,6 +24,12 @@
 
 BL32_DEFAULT_LINKER_SCRIPT_SOURCE := bl32/tsp/tsp.ld.S
 
+ifneq ($(findstring gcc,$(notdir $(LD))),)
+        BL32_LDFLAGS	+=	-Wl,--sort-section=alignment
+else ifneq ($(findstring ld,$(notdir $(LD))),)
+        BL32_LDFLAGS	+=	--sort-section=alignment
+endif
+
 # This flag determines if the TSPD initializes BL32 in tspd_init() (synchronous
 # method) or configures BL31 to pass control to BL32 instead of BL33
 # (asynchronous method).
diff --git a/bl32/tsp/tsp_main.c b/bl32/tsp/tsp_main.c
index df9903b..0878ea4 100644
--- a/bl32/tsp/tsp_main.c
+++ b/bl32/tsp/tsp_main.c
@@ -263,7 +263,7 @@
 		results[1] /= service_arg1 ? service_arg1 : 1;
 		break;
 	case TSP_CHECK_DIT:
-		if (!is_armv8_4_dit_present()) {
+		if (!is_feat_dit_supported()) {
 			ERROR("DIT not supported\n");
 			results[0] = 0;
 			results[1] = 0xffff;
diff --git a/changelog.yaml b/changelog.yaml
index e416ad1..d54c62b 100644
--- a/changelog.yaml
+++ b/changelog.yaml
@@ -101,6 +101,9 @@
       - title: Extended Cache Index (FEAT_CCIDX)
         scope: ccidx
 
+      - title: Extended Translation Control Register (FEAT_TCR2).
+        scope: tcr2
+
       - title: CPU feature / ID register handling in general
         scope: cpufeat
 
diff --git a/common/feat_detect.c b/common/feat_detect.c
index 98b420a..c8a0703 100644
--- a/common/feat_detect.c
+++ b/common/feat_detect.c
@@ -80,16 +80,6 @@
 #endif
 }
 
-/************************************************************
- * Feature : FEAT_DIT (Data Independent Timing Instructions)
- ***********************************************************/
-static void read_feat_dit(void)
-{
-#if (ENABLE_FEAT_DIT == FEAT_STATE_ALWAYS)
-	feat_detect_panic(is_armv8_4_feat_dit_present(), "DIT");
-#endif
-}
-
 /************************************************
  * Feature : FEAT_MTE (Memory Tagging Extension)
  ***********************************************/
@@ -178,7 +168,7 @@
 	read_feat_pauth();
 
 	/* v8.4 features */
-	read_feat_dit();
+	check_feature(ENABLE_FEAT_DIT, read_feat_dit_id_field(), "DIT", 1, 1);
 	check_feature(ENABLE_FEAT_AMU, read_feat_amu_id_field(),
 		      "AMUv1", 1, 2);
 	check_feature(ENABLE_MPAM_FOR_LOWER_ELS, read_feat_mpam_version(),
diff --git a/docs/about/release-information.rst b/docs/about/release-information.rst
index f99b7ff..cd52460 100644
--- a/docs/about/release-information.rst
+++ b/docs/about/release-information.rst
@@ -69,9 +69,26 @@
 +================================+=============+=========+=========================================================+
 | plat_convert_pk() function     |   Nov'22    |   2.9   | Platform conversion to manage specific PK hash          |
 +--------------------------------+-------------+---------+---------------------------------------------------------+
+
+Removal of Deprecated Drivers
+-----------------------------
+
+As mentioned in the :ref:`Platform Ports Policy`, this is a live document
+cataloging all the deprecated drivers in TF-A project and the Release version
+after which it will be removed.
+
++--------------------------------+-------------+---------+---------------------------------------------------------+
+| Driver                         | Deprecation | Removed | Comments                                                |
+|                                | Date        | after   |                                                         |
+|                                |             | Release |                                                         |
++================================+=============+=========+=========================================================+
 | io_dummy driver                |   Nov'22    |   2.9   | No more used by any upstream platform                   |
 +--------------------------------+-------------+---------+---------------------------------------------------------+
+| CryptoCell-712                 |     2.9     |   3.0   | No longer maintained.                                   |
++--------------------------------+-------------+---------+---------------------------------------------------------+
+| CryptoCell-713                 |     2.9     |   3.0   | No longer maintained.                                   |
++--------------------------------+-------------+---------+---------------------------------------------------------+
 
 --------------
 
-*Copyright (c) 2018-2022, Arm Limited and Contributors. All rights reserved.*
+*Copyright (c) 2018-2023, Arm Limited and Contributors. All rights reserved.*
diff --git a/docs/getting_started/docs-build.rst b/docs/getting_started/docs-build.rst
index 99cba1e..aa8c2bb 100644
--- a/docs/getting_started/docs-build.rst
+++ b/docs/getting_started/docs-build.rst
@@ -21,57 +21,77 @@
 
 - Python 3 (3.8 or later)
 - PlantUML (1.2017.15 or later)
-- Poetry Python dependency and package manager
-- Python modules specified in ``pyproject.toml``
+- `Poetry`_ (Python dependency manager)
 - Optionally, the `Dia`_ application can be installed if you need to edit
   existing ``.dia`` diagram files, or create new ones.
 
 
-Poetry will handle the creation of a virtual build environment, either creating
-a new environment or re-using one created by the user, and installing all
-dependencies herein. This ensures that the Python environment is isolated from
-your system environment.
-
-An example set of installation commands for Ubuntu follows:
+Below is an example set of instructions to get a working environment (tested on
+Ubuntu):
 
 .. code:: shell
 
     sudo apt install python3 python3-pip plantuml [dia]
     curl -sSL https://install.python-poetry.org | python3 -
-    poetry install
 
 Building rendered documentation
 -------------------------------
 
-Documents can be built into HTML-formatted pages from project root directory by
-running the following command.
+To install Python dependencies using Poetry:
+
+.. code:: shell
+
+    poetry install
+
+Poetry will create a new virtual environment and install all dependencies listed
+in ``pyproject.toml``. You can get information about this environment, such as
+its location and the Python version, with the command:
+
+.. code:: shell
+
+    poetry env info
+
+If you have already sourced a virtual environment, Poetry will respect this and
+install dependencies there.
+
+Once all dependencies are installed, the documentation can be compiled into
+HTML-formatted pages from the project root directory by running:
 
 .. code:: shell
 
    poetry run make doc
 
-Output from the build process will be placed in:
+Output from the build process will be placed in: ``docs/build/html``.
 
-::
-
-   docs/build/html
+Other Output Formats
+~~~~~~~~~~~~~~~~~~~~
 
 We also support building documentation in other formats. From the ``docs``
 directory of the project, run the following command to see the supported
-formats. It is important to note that you will not get the correct result if
-the command is run from the project root directory, as that would invoke the
-top-level Makefile for |TF-A| itself.
+formats.
 
 .. code:: shell
 
-   poetry run make help
+   poetry run make -C docs help
 
-.. note::
+Building rendered documentation from Poetry's virtual environment
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-   The ``run`` command used above executes ``make`` in the projects virtual
-   environment. To spawn a shell in this environment, use ``poetry
-   shell``. For other use cases, please see the official `Poetry`_
-   documentation.
+The command ``poetry run`` used in the steps above executes the input command
+from inside the project's virtual environment. The easiest way to activate this
+virtual environment is with the ``poetry shell`` command.
+
+Running ``poetry shell`` from the directory containing this project, activates
+the same virtual environment. This creates a sub-shell through which you can
+build the documentation directly with ``make``.
+
+.. code:: shell
+
+    poetry shell
+    make doc
+
+Type ``exit`` to deactivate the virtual environment and exit this new shell. For
+other use cases, please see the official `Poetry`_ documentation.
 
 Building rendered documentation from a container
 ------------------------------------------------
@@ -85,25 +105,23 @@
 
 .. code:: shell
 
-   docker run --rm -v $PWD:/TF sphinxdoc/sphinx \
-          bash -c 'cd /TF && \
-          poetry install && poetry run make doc'
+   docker run --rm -v $PWD:/tf-a sphinxdoc/sphinx \
+        bash -c 'cd /tf-a &&
+            apt-get update && apt-get install -y curl plantuml &&
+            curl -sSL https://install.python-poetry.org | python3 - &&
+            ~/.local/bin/poetry install && ~/.local/bin/poetry run make doc'
 
 The above command fetches the ``sphinxdoc/sphinx`` container from `docker
 hub`_, launches the container, installs documentation requirements and finally
 creates the documentation. Once done, exit the container and output from the
-build process will be placed in:
-
-::
-
-   docs/build/html
+build process will be placed in: ``docs/build/html``.
 
 --------------
 
 *Copyright (c) 2019-2023, Arm Limited. All rights reserved.*
 
 .. _Sphinx: http://www.sphinx-doc.org/en/master/
-.. _Poetry: https://python-poetry.org/docs/cli/
+.. _Poetry: https://python-poetry.org/docs/
 .. _pip homepage: https://pip.pypa.io/en/stable/
 .. _Dia: https://wiki.gnome.org/Apps/Dia
 .. _docker: https://www.docker.com/
diff --git a/docs/getting_started/prerequisites.rst b/docs/getting_started/prerequisites.rst
index f30216a..bf10ecf 100644
--- a/docs/getting_started/prerequisites.rst
+++ b/docs/getting_started/prerequisites.rst
@@ -100,10 +100,10 @@
 
 - Poetry >= 1.3.2
 
-  Required for managing Python dependencies, this will allow you to reliably
-  reproduce a Python environment to build documentation and run analysis tools.
-  Most importantly, it ensures your system environment will not be affected by
-  dependencies in the Python scripts.
+   Required for managing Python dependencies, this will allow you to reliably
+   reproduce a Python environment to build documentation and run analysis tools.
+   Most importantly, it ensures your system environment will not be affected by
+   dependencies in the Python scripts.
 
 Package Installation (Linux)
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/docs/plat/arm/juno/index.rst b/docs/plat/arm/juno/index.rst
index d741d58..1f15a73 100644
--- a/docs/plat/arm/juno/index.rst
+++ b/docs/plat/arm/juno/index.rst
@@ -245,7 +245,7 @@
 
 .. _Linaro release software stack: http://releases.linaro.org/members/arm/platforms/
 .. _Juno platform software user guide: https://git.linaro.org/landing-teams/working/arm/arm-reference-platforms.git/about/docs/juno/user-guide.rst
-.. _TF-A downloads page: https://downloads.trustedfirmware.org/tf-a/css_scp_2.8.0/juno/
+.. _TF-A downloads page: https://downloads.trustedfirmware.org/tf-a/css_scp_2.12.0/juno/
 .. _build the binaries from source: https://github.com/ARM-software/SCP-firmware/blob/master/user_guide.md#scp-firmware-user-guide
 .. _Arm Platforms Portal: https://community.arm.com/dev-platforms/
 .. _Juno Getting Started Guide: https://developer.arm.com/documentation/den0928/f/?lang=en
diff --git a/docs/process/platform-ports-policy.rst b/docs/process/platform-ports-policy.rst
index b296a5f..02eb6bd 100644
--- a/docs/process/platform-ports-policy.rst
+++ b/docs/process/platform-ports-policy.rst
@@ -32,20 +32,19 @@
 deprecated interfaces. Platforms are expected to migrate before the removal of
 the deprecated interface.
 
-Platform deprecation policy
----------------------------
+Deprecation policy
+------------------
 
-If a platform is no longer maintained, it is best to deprecate it to keep the
-projects' source tree clean and healthy. Deprecation can be a 1-stage or 2-stage
-process (up to the platform maintainers).
+If a platform, driver or library interface is no longer maintained, it is best
+to deprecate it to keep the projects' source tree clean and healthy. Deprecation
+can be a 1-stage or 2-stage process (up to the maintainers).
 
- - *2-stage*: The platform's source code can be kept in the repository for a
-   cooling off period before deleting it (typically 2 release cycles). In this
-   case, we keep track ot the *Deprecated* version separately from the *Deleted*
-   version.
+ - *2-stage*: The source code can be kept in the repository for a cooling off
+   period before deleting it (typically 2 release cycles). In this case, we keep
+   track of the *Deprecated* version separately from the *Deleted* version.
 
- - *1-stage*: The platform's source code can be deleted straight away. In this
-   case, both versions are the same.
+ - *1-stage*: The source code can be deleted straight away. In this case, both
+   versions are the same.
 
 The :ref:`Platform Ports` page provides a list of all deprecated/deleted
 platform ports (or soon to be) to this day.
diff --git a/include/arch/aarch32/arch_features.h b/include/arch/aarch32/arch_features.h
index 7c25b99..62a512b 100644
--- a/include/arch/aarch32/arch_features.h
+++ b/include/arch/aarch32/arch_features.h
@@ -92,6 +92,24 @@
 	return read_feat_coptrc_id_field() != 0U;
 }
 
+static inline unsigned int read_feat_dit_id_field(void)
+{
+	return ISOLATE_FIELD(read_id_pfr0(), ID_PFR0_DIT);
+}
+
+static inline bool is_feat_dit_supported(void)
+{
+	if (ENABLE_FEAT_DIT == FEAT_STATE_DISABLED) {
+		return false;
+	}
+
+	if (ENABLE_FEAT_DIT == FEAT_STATE_ALWAYS) {
+		return true;
+	}
+
+	return read_feat_dit_id_field() != 0U;
+}
+
 static inline bool is_feat_spe_supported(void)
 {
 	/* FEAT_SPE is AArch64 only */
diff --git a/include/arch/aarch64/arch_features.h b/include/arch/aarch64/arch_features.h
index 16f4fb9..40ab82f 100644
--- a/include/arch/aarch64/arch_features.h
+++ b/include/arch/aarch64/arch_features.h
@@ -89,12 +89,6 @@
 		is_feat_pacqarma3_present());
 }
 
-static inline bool is_armv8_4_dit_present(void)
-{
-	return ((read_id_aa64pfr0_el1() >> ID_AA64PFR0_DIT_SHIFT) &
-		ID_AA64PFR0_DIT_MASK) == 1U;
-}
-
 static inline bool is_armv8_4_ttst_present(void)
 {
 	return ((read_id_aa64mmfr2_el1() >> ID_AA64MMFR2_EL1_ST_SHIFT) &
@@ -515,13 +509,22 @@
 		ID_AA64PFR0_RAS_MASK) != ID_AA64PFR0_RAS_NOT_SUPPORTED);
 }
 
-/**************************************************************************
- * Function to identify the presence of FEAT_DIT (Data Independent Timing)
- *************************************************************************/
-static inline bool is_armv8_4_feat_dit_present(void)
+static unsigned int read_feat_dit_id_field(void)
 {
-	return (((read_id_aa64pfr0_el1() >> ID_AA64PFR0_DIT_SHIFT) &
-		ID_AA64PFR0_DIT_MASK) == ID_AA64PFR0_DIT_SUPPORTED);
+	return ISOLATE_FIELD(read_id_aa64pfr0_el1(), ID_AA64PFR0_DIT);
+}
+
+static inline bool is_feat_dit_supported(void)
+{
+	if (ENABLE_FEAT_DIT == FEAT_STATE_DISABLED) {
+		return false;
+	}
+
+	if (ENABLE_FEAT_DIT == FEAT_STATE_ALWAYS) {
+		return true;
+	}
+
+	return read_feat_dit_id_field() != 0U;
 }
 
 static inline unsigned int read_feat_tracever_id_field(void)
diff --git a/include/arch/aarch64/el3_common_macros.S b/include/arch/aarch64/el3_common_macros.S
index 45a86c1..2dee07d 100644
--- a/include/arch/aarch64/el3_common_macros.S
+++ b/include/arch/aarch64/el3_common_macros.S
@@ -243,14 +243,20 @@
 	 * register value for DIT.
 	 */
 #if ENABLE_FEAT_DIT
-#if ENABLE_ASSERTIONS
+#if ENABLE_ASSERTIONS || ENABLE_FEAT_DIT > 1
 	mrs	x0, id_aa64pfr0_el1
 	ubfx	x0, x0, #ID_AA64PFR0_DIT_SHIFT, #ID_AA64PFR0_DIT_LENGTH
+#if ENABLE_FEAT_DIT > 1
+	cbz	x0, 1f
+#else
 	cmp	x0, #ID_AA64PFR0_DIT_SUPPORTED
 	ASM_ASSERT(eq)
+#endif
+
 #endif /* ENABLE_ASSERTIONS */
 	mov	x0, #DIT_BIT
 	msr	DIT, x0
+1:
 #endif
 	.endm
 
diff --git a/lib/cpus/aarch64/neoverse_n1.S b/lib/cpus/aarch64/neoverse_n1.S
index 827c0b0..2cf94c7 100644
--- a/lib/cpus/aarch64/neoverse_n1.S
+++ b/lib/cpus/aarch64/neoverse_n1.S
@@ -706,7 +706,6 @@
 	ldp	x4, x5, [sp, #CTX_GPREGS_OFFSET + CTX_GPREG_X4]
 	ldr	x30, [sp, #CTX_GPREGS_OFFSET + CTX_GPREG_LR]
 
-#if IMAGE_BL31 && RAS_EXTENSION
 	/*
 	 * Issue Error Synchronization Barrier to synchronize SErrors before
 	 * exiting EL3. We're running with EAs unmasked, so any synchronized
@@ -714,7 +713,6 @@
 	 * DISR_EL1 register.
 	 */
 	esb
-#endif
 	exception_return
 1:
 	ret
diff --git a/lib/el3_runtime/aarch64/context.S b/lib/el3_runtime/aarch64/context.S
index 013a505..7691171 100644
--- a/lib/el3_runtime/aarch64/context.S
+++ b/lib/el3_runtime/aarch64/context.S
@@ -553,8 +553,14 @@
 	 * always enable DIT in EL3
 	 */
 #if ENABLE_FEAT_DIT
+#if ENABLE_FEAT_DIT == 2
+	mrs	x8, id_aa64pfr0_el1
+	and	x8, x8, #(ID_AA64PFR0_DIT_MASK << ID_AA64PFR0_DIT_SHIFT)
+	cbz	x8, 1f
+#endif
 	mov     x8, #DIT_BIT
 	msr     DIT, x8
+1:
 #endif /* ENABLE_FEAT_DIT */
 	.endm /* set_unset_pstate_bits */
 
diff --git a/plat/arm/board/fvp/platform.mk b/plat/arm/board/fvp/platform.mk
index e81f1eb..214064b 100644
--- a/plat/arm/board/fvp/platform.mk
+++ b/plat/arm/board/fvp/platform.mk
@@ -70,6 +70,7 @@
 ENABLE_TRBE_FOR_NS		:= 2
 ENABLE_SYS_REG_TRACE_FOR_NS	:= 2
 ENABLE_FEAT_CSV2_2		:= 2
+ENABLE_FEAT_DIT			:= 2
 ENABLE_FEAT_PAN			:= 2
 ENABLE_FEAT_VHE			:= 2
 CTX_INCLUDE_NEVE_REGS		:= 2
diff --git a/plat/arm/board/morello/morello_bl2_setup.c b/plat/arm/board/morello/morello_bl2_setup.c
index ec87a8e..39020e2 100644
--- a/plat/arm/board/morello/morello_bl2_setup.c
+++ b/plat/arm/board/morello/morello_bl2_setup.c
@@ -13,42 +13,6 @@
 #include "morello_def.h"
 #include <platform_def.h>
 
-#ifdef TARGET_PLATFORM_FVP
-/*
- * Platform information structure stored in SDS.
- * This structure holds information about platform's DDR
- * size
- *	- Local DDR size in bytes, DDR memory in main board
- */
-struct morello_plat_info {
-	uint64_t local_ddr_size;
-} __packed;
-#else
-/*
- * Platform information structure stored in SDS.
- * This structure holds information about platform's DDR
- * size which is an information about multichip setup
- *	- Local DDR size in bytes, DDR memory in main board
- *	- Remote DDR size in bytes, DDR memory in remote board
- *	- remote_chip_count
- *	- multichip mode
- *	- scc configuration
- *	- silicon revision
- */
-struct morello_plat_info {
-	uint64_t local_ddr_size;
-	uint64_t remote_ddr_size;
-	uint8_t remote_chip_count;
-	bool multichip_mode;
-	uint32_t scc_config;
-	uint32_t silicon_revision;
-} __packed;
-#endif
-
-/* Compile time assertion to ensure the size of structure is 18 bytes */
-CASSERT(sizeof(struct morello_plat_info) == MORELLO_SDS_PLATFORM_INFO_SIZE,
-		assert_invalid_plat_info_size);
-
 #ifdef TARGET_PLATFORM_SOC
 /*
  * Morello platform supports RDIMMs with ECC capability. To use the ECC
diff --git a/plat/arm/board/morello/morello_bl31_setup.c b/plat/arm/board/morello/morello_bl31_setup.c
index 8f01592..cef42f4 100644
--- a/plat/arm/board/morello/morello_bl31_setup.c
+++ b/plat/arm/board/morello/morello_bl31_setup.c
@@ -14,44 +14,10 @@
 #include "morello_def.h"
 #include <platform_def.h>
 
-#ifdef TARGET_PLATFORM_FVP
-/*
- * Platform information structure stored in SDS.
- * This structure holds information about platform's DDR
- * size
- *	- Local DDR size in bytes, DDR memory in main board
- */
-struct morello_plat_info {
-	uint64_t local_ddr_size;
-} __packed;
-#else
-/*
- * Platform information structure stored in SDS.
- * This structure holds information about platform's DDR
- * size which is an information about multichip setup
- *	- Local DDR size in bytes, DDR memory in main board
- *	- Remote DDR size in bytes, DDR memory in remote board
- *	- remote_chip_count
- *	- multichip mode
- *	- scc configuration
- *	- silicon revision
- */
-struct morello_plat_info {
-	uint64_t local_ddr_size;
-	uint64_t remote_ddr_size;
-	uint8_t remote_chip_count;
-	bool multichip_mode;
-	uint32_t scc_config;
-	uint32_t silicon_revision;
-} __packed;
-
+#ifdef TARGET_PLATFORM_SOC
 struct morello_plat_info plat_info;
 #endif
 
-/* Compile time assertion to ensure the size of structure is of the required bytes */
-CASSERT(sizeof(struct morello_plat_info) == MORELLO_SDS_PLATFORM_INFO_SIZE,
-		assert_invalid_plat_info_size);
-
 static scmi_channel_plat_info_t morello_scmi_plat_info = {
 	.scmi_mbx_mem = MORELLO_SCMI_PAYLOAD_BASE,
 	.db_reg_addr = PLAT_CSS_MHU_BASE + CSS_SCMI_MHU_DB_REG_OFF,
diff --git a/plat/arm/board/morello/morello_def.h b/plat/arm/board/morello/morello_def.h
index 2898774..e42a03c 100644
--- a/plat/arm/board/morello/morello_def.h
+++ b/plat/arm/board/morello/morello_def.h
@@ -89,4 +89,41 @@
 #define MORELLO_DMC_MEMC_CMD_CONFIG		U(0)
 #define MORELLO_DMC_MEMC_CMD_READY		U(3)
 
+/* SDS Platform information struct definition */
+#ifdef TARGET_PLATFORM_FVP
+/*
+ * Platform information structure stored in SDS.
+ * This structure holds information about platform's DDR
+ * size
+ *	- Local DDR size in bytes, DDR memory in main board
+ */
+struct morello_plat_info {
+	uint64_t local_ddr_size;
+} __packed;
+#else
+/*
+ * Platform information structure stored in SDS.
+ * This structure holds information about platform's DDR
+ * size which is an information about multichip setup
+ *	- Local DDR size in bytes, DDR memory in main board
+ *	- Remote DDR size in bytes, DDR memory in remote board
+ *	- remote_chip_count
+ *	- multichip mode
+ *	- scc configuration
+ *	- silicon revision
+ */
+struct morello_plat_info {
+	uint64_t local_ddr_size;
+	uint64_t remote_ddr_size;
+	uint8_t remote_chip_count;
+	bool multichip_mode;
+	uint32_t scc_config;
+	uint32_t silicon_revision;
+} __packed;
+#endif
+
+/* Compile time assertion to ensure the size of structure is of the required bytes */
+CASSERT(sizeof(struct morello_plat_info) == MORELLO_SDS_PLATFORM_INFO_SIZE,
+		assert_invalid_plat_info_size);
+
 #endif /* MORELLO_DEF_H */
diff --git a/plat/arm/board/morello/morello_image_load.c b/plat/arm/board/morello/morello_image_load.c
index 5fc87a0..b5d9bd5 100644
--- a/plat/arm/board/morello/morello_image_load.c
+++ b/plat/arm/board/morello/morello_image_load.c
@@ -14,38 +14,6 @@
 #include <plat/arm/common/plat_arm.h>
 #include <plat/common/platform.h>
 
-#ifdef TARGET_PLATFORM_FVP
-/*
- * Platform information structure stored in SDS.
- * This structure holds information about platform's DDR
- * size which is an information about multichip setup
- *	- Local DDR size in bytes, DDR memory in main board
- */
-struct morello_plat_info {
-	uint64_t local_ddr_size;
-} __packed;
-#else
-/*
- * Platform information structure stored in SDS.
- * This structure holds information about platform's DDR
- * size which is an information about multichip setup
- *	- Local DDR size in bytes, DDR memory in main board
- *	- Remote DDR size in bytes, DDR memory in remote board
- *	- remote_chip_count
- *	- multichip mode
- *	- scc configuration
- *	- silicon revision
- */
-struct morello_plat_info {
-	uint64_t local_ddr_size;
-	uint64_t remote_ddr_size;
-	uint8_t remote_chip_count;
-	bool multichip_mode;
-	uint32_t scc_config;
-	uint32_t silicon_revision;
-} __packed;
-#endif
-
 /* In client mode, a part of the DDR memory is reserved for Tag bits.
  * Calculate the usable memory size after subtracting the Tag memory.
  */
diff --git a/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.c b/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.c
index a0bfdee..1bed229 100644
--- a/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.c
+++ b/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.c
@@ -130,7 +130,7 @@
  *
  * Return: 0 if all goes well, else appropriate error message
  */
-static inline int k3_sec_proxy_verify_thread(struct k3_sec_proxy_thread *spt,
+static int k3_sec_proxy_verify_thread(struct k3_sec_proxy_thread *spt,
 					     uint32_t dir)
 {
 	/* Check for any errors already available */
diff --git a/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.h b/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.h
index f4b0b4b..4005102 100644
--- a/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.h
+++ b/plat/ti/k3/common/drivers/sec_proxy/sec_proxy.h
@@ -53,7 +53,7 @@
 };
 
 /**
- * k3_sec_proxy_send() - Send data over a Secure Proxy thread
+ * k3_sec_proxy_clear_rx_thread() - Clear a receive Secure Proxy thread
  * @id: Channel Identifier
  * @msg: Pointer to k3_sec_proxy_msg
  *
diff --git a/plat/ti/k3/common/drivers/ti_sci/ti_sci.c b/plat/ti/k3/common/drivers/ti_sci/ti_sci.c
index ade10a6..dacef74 100644
--- a/plat/ti/k3/common/drivers/ti_sci/ti_sci.c
+++ b/plat/ti/k3/common/drivers/ti_sci/ti_sci.c
@@ -13,6 +13,7 @@
 #include <string.h>
 
 #include <platform_def.h>
+#include <lib/bakery_lock.h>
 
 #include <common/debug.h>
 #include <sec_proxy.h>
@@ -25,6 +26,8 @@
 #endif
 static uint8_t message_sequence;
 
+DEFINE_BAKERY_LOCK(ti_sci_xfer_lock);
+
 /**
  * struct ti_sci_xfer - Structure representing a message flow
  * @tx_message:	Transmit message
@@ -62,7 +65,6 @@
 	/* Ensure we have sane transfer sizes */
 	if (rx_message_size > TI_SCI_MAX_MESSAGE_SIZE ||
 	    tx_message_size > TI_SCI_MAX_MESSAGE_SIZE ||
-	    rx_message_size < sizeof(*hdr) ||
 	    tx_message_size < sizeof(*hdr))
 		return -ERANGE;
 
@@ -70,7 +72,11 @@
 	hdr->seq = ++message_sequence;
 	hdr->type = msg_type;
 	hdr->host = TI_SCI_HOST_ID;
-	hdr->flags = msg_flags | TI_SCI_FLAG_REQ_ACK_ON_PROCESSED;
+	hdr->flags = msg_flags;
+	/* Request a response if rx_message_size is non-zero */
+	if (rx_message_size != 0U) {
+		hdr->flags |= TI_SCI_FLAG_REQ_ACK_ON_PROCESSED;
+	}
 
 	xfer->tx_message.buf = tx_buf;
 	xfer->tx_message.len = tx_message_size;
@@ -89,10 +95,9 @@
  *
  * Return: 0 if all goes well, else appropriate error message
  */
-static inline int ti_sci_get_response(struct ti_sci_xfer *xfer,
-				      enum k3_sec_proxy_chan_id chan)
+static int ti_sci_get_response(struct k3_sec_proxy_msg *msg,
+			       enum k3_sec_proxy_chan_id chan)
 {
-	struct k3_sec_proxy_msg *msg = &xfer->rx_message;
 	struct ti_sci_msg_hdr *hdr;
 	unsigned int retry = 5;
 	int ret;
@@ -138,11 +143,14 @@
  *
  * Return: 0 if all goes well, else appropriate error message
  */
-static inline int ti_sci_do_xfer(struct ti_sci_xfer *xfer)
+static int ti_sci_do_xfer(struct ti_sci_xfer *xfer)
 {
-	struct k3_sec_proxy_msg *msg = &xfer->tx_message;
+	struct k3_sec_proxy_msg *tx_msg = &xfer->tx_message;
+	struct k3_sec_proxy_msg *rx_msg = &xfer->rx_message;
 	int ret;
 
+	bakery_lock_get(&ti_sci_xfer_lock);
+
 	/* Clear any spurious messages in receive queue */
 	ret = k3_sec_proxy_clear_rx_thread(SP_RESPONSE);
 	if (ret) {
@@ -151,19 +159,23 @@
 	}
 
 	/* Send the message */
-	ret = k3_sec_proxy_send(SP_HIGH_PRIORITY, msg);
+	ret = k3_sec_proxy_send(SP_HIGH_PRIORITY, tx_msg);
 	if (ret) {
 		ERROR("Message sending failed (%d)\n", ret);
 		return ret;
 	}
 
-	/* Get the response */
-	ret = ti_sci_get_response(xfer, SP_RESPONSE);
-	if (ret) {
-		ERROR("Failed to get response (%d)\n", ret);
-		return ret;
+	/* Get the response if requested */
+	if (rx_msg->len != 0U) {
+		ret = ti_sci_get_response(rx_msg, SP_RESPONSE);
+		if (ret != 0U) {
+			ERROR("Failed to get response (%d)\n", ret);
+			return ret;
+		}
 	}
 
+	bakery_lock_release(&ti_sci_xfer_lock);
+
 	return 0;
 }
 
@@ -398,35 +410,27 @@
 int ti_sci_device_put_no_wait(uint32_t id)
 {
 	struct ti_sci_msg_req_set_device_state req;
-	struct ti_sci_msg_hdr *hdr;
-	struct k3_sec_proxy_msg tx_message;
+	struct ti_sci_xfer xfer;
 	int ret;
 
-	/* Ensure we have sane transfer size */
-	if (sizeof(req) > TI_SCI_MAX_MESSAGE_SIZE)
-		return -ERANGE;
-
-	hdr = (struct ti_sci_msg_hdr *)&req;
-	hdr->seq = ++message_sequence;
-	hdr->type = TI_SCI_MSG_SET_DEVICE_STATE;
-	hdr->host = TI_SCI_HOST_ID;
-	/* Setup with NORESPONSE flag to keep response queue clean */
-	hdr->flags = TI_SCI_FLAG_REQ_GENERIC_NORESPONSE;
+	ret = ti_sci_setup_one_xfer(TI_SCI_MSG_GET_DEVICE_STATE, 0,
+				    &req, sizeof(req),
+				    NULL, 0,
+				    &xfer);
+	if (ret != 0U) {
+		ERROR("Message alloc failed (%d)\n", ret);
+		return ret;
+	}
 
 	req.id = id;
 	req.state = MSG_DEVICE_SW_STATE_AUTO_OFF;
 
-	tx_message.buf = (uint8_t *)&req;
-	tx_message.len = sizeof(req);
-
-	 /* Send message */
-	ret = k3_sec_proxy_send(SP_HIGH_PRIORITY, &tx_message);
-	if (ret) {
-		ERROR("Message sending failed (%d)\n", ret);
+	ret = ti_sci_do_xfer(&xfer);
+	if (ret != 0U) {
+		ERROR("Transfer send failed (%d)\n", ret);
 		return ret;
 	}
 
-	/* Return without waiting for response */
 	return 0;
 }
 
@@ -1382,36 +1386,28 @@
 				      uint32_t control_flags_clear)
 {
 	struct ti_sci_msg_req_set_proc_boot_ctrl req;
-	struct ti_sci_msg_hdr *hdr;
-	struct k3_sec_proxy_msg tx_message;
+	struct ti_sci_xfer xfer;
 	int ret;
 
-	/* Ensure we have sane transfer size */
-	if (sizeof(req) > TI_SCI_MAX_MESSAGE_SIZE)
-		return -ERANGE;
-
-	hdr = (struct ti_sci_msg_hdr *)&req;
-	hdr->seq = ++message_sequence;
-	hdr->type = TISCI_MSG_SET_PROC_BOOT_CTRL;
-	hdr->host = TI_SCI_HOST_ID;
-	/* Setup with NORESPONSE flag to keep response queue clean */
-	hdr->flags = TI_SCI_FLAG_REQ_GENERIC_NORESPONSE;
+	ret = ti_sci_setup_one_xfer(TI_SCI_MSG_GET_DEVICE_STATE, 0,
+				    &req, sizeof(req),
+				    NULL, 0,
+				    &xfer);
+	if (ret != 0U) {
+		ERROR("Message alloc failed (%d)\n", ret);
+		return ret;
+	}
 
 	req.processor_id = proc_id;
 	req.control_flags_set = control_flags_set;
 	req.control_flags_clear = control_flags_clear;
 
-	tx_message.buf = (uint8_t *)&req;
-	tx_message.len = sizeof(req);
-
-	 /* Send message */
-	ret = k3_sec_proxy_send(SP_HIGH_PRIORITY, &tx_message);
-	if (ret) {
-		ERROR("Message sending failed (%d)\n", ret);
+	ret = ti_sci_do_xfer(&xfer);
+	if (ret != 0U) {
+		ERROR("Transfer send failed (%d)\n", ret);
 		return ret;
 	}
 
-	/* Return without waiting for response */
 	return 0;
 }
 
@@ -1624,20 +1620,17 @@
 					 uint32_t status_flags_1_clr_any_wait)
 {
 	struct ti_sci_msg_req_wait_proc_boot_status req;
-	struct ti_sci_msg_hdr *hdr;
-	struct k3_sec_proxy_msg tx_message;
+	struct ti_sci_xfer xfer;
 	int ret;
 
-	/* Ensure we have sane transfer size */
-	if (sizeof(req) > TI_SCI_MAX_MESSAGE_SIZE)
-		return -ERANGE;
-
-	hdr = (struct ti_sci_msg_hdr *)&req;
-	hdr->seq = ++message_sequence;
-	hdr->type = TISCI_MSG_WAIT_PROC_BOOT_STATUS;
-	hdr->host = TI_SCI_HOST_ID;
-	/* Setup with NORESPONSE flag to keep response queue clean */
-	hdr->flags = TI_SCI_FLAG_REQ_GENERIC_NORESPONSE;
+	ret = ti_sci_setup_one_xfer(TI_SCI_MSG_GET_DEVICE_STATE, 0,
+				    &req, sizeof(req),
+				    NULL, 0,
+				    &xfer);
+	if (ret != 0U) {
+		ERROR("Message alloc failed (%d)\n", ret);
+		return ret;
+	}
 
 	req.processor_id = proc_id;
 	req.num_wait_iterations = num_wait_iterations;
@@ -1649,17 +1642,12 @@
 	req.status_flags_1_clr_all_wait = status_flags_1_clr_all_wait;
 	req.status_flags_1_clr_any_wait = status_flags_1_clr_any_wait;
 
-	tx_message.buf = (uint8_t *)&req;
-	tx_message.len = sizeof(req);
-
-	 /* Send message */
-	ret = k3_sec_proxy_send(SP_HIGH_PRIORITY, &tx_message);
-	if (ret) {
-		ERROR("Message sending failed (%d)\n", ret);
+	ret = ti_sci_do_xfer(&xfer);
+	if (ret != 0U) {
+		ERROR("Transfer send failed (%d)\n", ret);
 		return ret;
 	}
 
-	/* Return without waiting for response */
 	return 0;
 }
 
@@ -1678,39 +1666,30 @@
 		       uint64_t core_resume_addr)
 {
 	struct ti_sci_msg_req_enter_sleep req;
-	struct ti_sci_msg_hdr *hdr;
-	struct k3_sec_proxy_msg tx_message;
+	struct ti_sci_xfer xfer;
 	int ret;
 
-	/* Ensure we have sane transfer size */
-	if (sizeof(req) > TI_SCI_MAX_MESSAGE_SIZE) {
-		return -ERANGE;
+	ret = ti_sci_setup_one_xfer(TI_SCI_MSG_GET_DEVICE_STATE, 0,
+				    &req, sizeof(req),
+				    NULL, 0,
+				    &xfer);
+	if (ret != 0U) {
+		ERROR("Message alloc failed (%d)\n", ret);
+		return ret;
 	}
 
-	hdr = (struct ti_sci_msg_hdr *)&req;
-	hdr->seq = ++message_sequence;
-	hdr->type = TI_SCI_MSG_ENTER_SLEEP;
-	hdr->host = TI_SCI_HOST_ID;
-	/* Setup with NORESPONSE flag to keep response queue clean */
-	hdr->flags = TI_SCI_FLAG_REQ_GENERIC_NORESPONSE;
-
 	req.processor_id = proc_id;
 	req.mode = mode;
 	req.core_resume_lo = core_resume_addr & TISCI_ADDR_LOW_MASK;
 	req.core_resume_hi = (core_resume_addr & TISCI_ADDR_HIGH_MASK) >>
 			     TISCI_ADDR_HIGH_SHIFT;
 
-	tx_message.buf = (uint8_t *)&req;
-	tx_message.len = sizeof(req);
-
-	/* Send message */
-	ret = k3_sec_proxy_send(SP_HIGH_PRIORITY, &tx_message);
-	if (ret != 0) {
-		ERROR("Message sending failed (%d)\n", ret);
+	ret = ti_sci_do_xfer(&xfer);
+	if (ret != 0U) {
+		ERROR("Transfer send failed (%d)\n", ret);
 		return ret;
 	}
 
-	/* Return without waiting for response */
 	return 0;
 }
 
diff --git a/plat/ti/k3/common/drivers/ti_sci/ti_sci_protocol.h b/plat/ti/k3/common/drivers/ti_sci/ti_sci_protocol.h
index 1b1a910..36909f5 100644
--- a/plat/ti/k3/common/drivers/ti_sci/ti_sci_protocol.h
+++ b/plat/ti/k3/common/drivers/ti_sci/ti_sci_protocol.h
@@ -73,18 +73,30 @@
 } __packed;
 
 /**
- * struct ti_sci_msg_resp_version - Response for a message
+ * struct ti_sci_msg_version_req - Request for firmware version information
+ * @hdr:	Generic header
+ *
+ * Request for TI_SCI_MSG_VERSION
+ */
+struct ti_sci_msg_req_version {
+	struct ti_sci_msg_hdr hdr;
+} __packed;
+
+/**
+ * struct ti_sci_msg_resp_version - Response for firmware version information
  * @hdr:		Generic header
  * @firmware_description: String describing the firmware
  * @firmware_revision:	Firmware revision
  * @abi_major:		Major version of the ABI that firmware supports
  * @abi_minor:		Minor version of the ABI that firmware supports
+ * @sub_version:	Sub-version number of the firmware
+ * @patch_version:	Patch-version number of the firmware.
  *
  * In general, ABI version changes follow the rule that minor version increments
  * are backward compatible. Major revision changes in ABI may not be
  * backward compatible.
  *
- * Response to a generic message with message type TI_SCI_MSG_VERSION
+ * Response to request TI_SCI_MSG_VERSION
  */
 struct ti_sci_msg_resp_version {
 	struct ti_sci_msg_hdr hdr;
@@ -93,6 +105,8 @@
 	uint16_t firmware_revision;
 	uint8_t abi_major;
 	uint8_t abi_minor;
+	uint8_t sub_version;
+	uint8_t patch_version;
 } __packed;
 
 /**
diff --git a/poetry.lock b/poetry.lock
index 0eb4785..58522c9 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -841,4 +841,4 @@
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "79681baa18d1971b35833631ce5b0ad457fa285237853c953010a3502bb7b755"
+content-hash = "07432d506e3dc69114203b554d82c1489372ce0087d4a430d0380e437afa5714"
diff --git a/pyproject.toml b/pyproject.toml
index 7d748c5..b99f777 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,3 +16,5 @@
 sphinx-rtd-theme = "^1.1.1"
 pip-tools = "^6.4.0"
 
+[tool.poetry.group.ci.dependencies]
+click = "^8.1.3"
diff --git a/services/std_svc/rmmd/trp/trp.mk b/services/std_svc/rmmd/trp/trp.mk
index e511bf5..b7bd317 100644
--- a/services/std_svc/rmmd/trp/trp.mk
+++ b/services/std_svc/rmmd/trp/trp.mk
@@ -10,6 +10,12 @@
 
 RMM_DEFAULT_LINKER_SCRIPT_SOURCE := services/std_svc/rmmd/trp/linker.ld.S
 
+ifneq ($(findstring gcc,$(notdir $(LD))),)
+        RMM_LDFLAGS	+=	-Wl,--sort-section=alignment
+else ifneq ($(findstring ld,$(notdir $(LD))),)
+        RMM_LDFLAGS	+=	--sort-section=alignment
+endif
+
 # Include the platform-specific TRP Makefile
 # If no platform-specific TRP Makefile exists, it means TRP is not supported
 # on this platform.