feat(versal2): add build config for AMD Versal Gen 2 platform

Add build config for AMD Versal Gen 2 platform.

Change-Id: I40a2c811b429aefbb17a2a193978c9d22f92c960
Signed-off-by: Amit Nagal <amit.nagal@amd.com>
diff --git a/tf_config/versal2-default b/tf_config/versal2-default
new file mode 100644
index 0000000..8404a3c
--- /dev/null
+++ b/tf_config/versal2-default
@@ -0,0 +1,3 @@
+CROSS_COMPILE=aarch64-none-elf-
+PLAT=versal2
+RESET_TO_BL31=1