Platform: Add mps3/an547 platform

Add support for AN547, an MPS3 FPGA platform based on Corstone SSE-300
with Ethos-U55, and unify it with the already existing support of
Corstone-300 Ethos-U55 Ecosystem FVP.

Change-Id: I9cbb0167e61244214a8eeb5a55165c296af03ef7
Signed-off-by: Gabor Toth <gabor.toth@arm.com>
diff --git a/docs/getting_started/tfm_integration_guide.rst b/docs/getting_started/tfm_integration_guide.rst
index 9c95856..6ab7a19 100644
--- a/docs/getting_started/tfm_integration_guide.rst
+++ b/docs/getting_started/tfm_integration_guide.rst
@@ -27,6 +27,7 @@
 - Musca-B1 test chip board (Cortex-M33 SSE-200 subsystem)
 - Musca-S1 test chip board (Cortex-M33 SSE-200 subsystem)
 - CoreLink SSE-200 Subsystem for MPS3 (AN524)
+- Corstone SSE-300 with Ethos-U55 Example Subsystem for MPS3 (AN547)
 - STM32L5xx: Cortex-M33 based platform (STM32L562 and STM32L552 socs)
 - nRF9160 DK (Cortex-M33)
 - nRF5340 PDK/DK (Cortex-M33 Application MCU)
@@ -40,6 +41,9 @@
 More information about subsystems supported by the MPS2+ board can be found in:
 `MPS2+ homepage <https://developer.arm.com/products/system-design/development-boards/fpga-prototyping-boards/mps2>`__
 
+More information about subsystems supported by the MPS3 board can be found in:
+`MPS3 homepage <https://developer.arm.com/products/system-design/development-boards/fpga-prototyping-boards/mps3>`__
+
 More information about the Musca-A test chip board can be found in:
 `Musca-A homepage <https://developer.arm.com/products/system-design/development-boards/iot-test-chips-and-boards/musca-a-test-chip-board>`__
 
diff --git a/docs/getting_started/tfm_secure_boot.rst b/docs/getting_started/tfm_secure_boot.rst
index 82c1381..3b1d8b7 100644
--- a/docs/getting_started/tfm_secure_boot.rst
+++ b/docs/getting_started/tfm_secure_boot.rst
@@ -246,6 +246,8 @@
 +---------------------+-----------------+---------------+----------+----------------+--------------+
 | AN524               | Yes             | No            | No       | Yes            | No           |
 +---------------------+-----------------+---------------+----------+----------------+--------------+
+| AN547               | No              | Yes           | Yes      | Yes            | No           |
++---------------------+-----------------+---------------+----------+----------------+--------------+
 | PSoC64              | Yes             | No            | No       | No             | No           |
 +---------------------+-----------------+---------------+----------+----------------+--------------+
 | STM_DISCO_L562QE    | No              | Yes           | No       | No             | No           |