plat:xilinx:versal: Add JTAG DCC support

As per the new multi-console framework, updating the JTAG DCC support.

Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@xilinx.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Change-Id: I77994ce387caf0d695986df3d01d414a920978d0
diff --git a/docs/plat/xilinx-versal.rst b/docs/plat/xilinx-versal.rst
index 57a363b..3d4c4a4 100644
--- a/docs/plat/xilinx-versal.rst
+++ b/docs/plat/xilinx-versal.rst
@@ -19,6 +19,11 @@
 make RESET_TO_BL31=1 CROSS_COMPILE=aarch64-none-elf- PLAT=versal VERSAL_PLATFORM=versal_virt bl31
 ```
 
+To build TF-A for JTAG DCC console
+```bash
+make RESET_TO_BL31=1 CROSS_COMPILE=aarch64-none-elf- PLAT=versal bl31 VERSAL_CONSOLE=dcc
+```
+
 Xilinx Versal platform specific build options
 ---------------------------------------------