MLECO-2985 Adding Corstone-310 support

Change-Id: Ifa4b11154478355c10cb3e747b9938a74afd242b
Signed-off-by: Eanna O Cathain <eanna.ocathain@arm.com>
diff --git a/set_up_default_resources.py b/set_up_default_resources.py
index 9e0bdf4..0b885c0 100755
--- a/set_up_default_resources.py
+++ b/set_up_default_resources.py
@@ -250,6 +250,8 @@
 )
 
 # The internal SRAM size for Corstone-300 implementation on MPS3 specified by AN552
+# The internal SRAM size for Corstone-310 implementation on MPS3 specified by AN555
+# is 4MB, but we are content with the 2MB specified below.
 mps3_max_sram_sz = 2 * 1024 * 1024  # 2 MiB (2 banks of 1 MiB each)