platform: ext: adi: Enable Single Part Functions for PS Encryption

Default small profile configurations does not support Protected
Storage encryption. This commit enables single part functions in
crypto library needed for PS Encryption. Algorithms needs for
PS Encryption and Key derivation are done in zephyr configuration.
Furthermore, 16KB flash is provided for PS.

Change-Id: Idf4893caa75eb50bd6042c2a097ad73ccce5fb68
Signed-off-by: Jayashree Srinivasan <[email protected]>
(cherry picked from commit 97882fd395325f6b616c430b717fb3ff12c54dbb)

Author: Jayashree-Srinivasan-adi

platform/ext/target/adi/max32657/config.cmake

@@ -39,3 +39,8 @@ if (CONFIG_TFM_PROFILE_SMALL)
     # to ensure that initial attestation testcases in regression build passes
     add_compile_definitions(CRYPTO_ENGINE_BUF_SIZE=0x500)
 endif()
+
+if(TFM_PARTITION_PROTECTED_STORAGE)
+    # Enable single part functions in crypto library needed for PS Encryption
+    set(CRYPTO_SINGLE_PART_FUNCS_DISABLED OFF CACHE BOOL "Disable single part functions in crypto library") 
+endif()