feat(xilinx): add none console

None console does not register boot and runtime console.
User will not observe any console logs.

Change-Id: I39877c900f399ae7cffc1bb599b30c7a23888fc8
Signed-off-by: Michal Simek <michal.simek@amd.com>
Signed-off-by: Maheedhar Bollapalli <MaheedharSai.Bollapalli@amd.com>
diff --git a/plat/xilinx/versal/include/versal_def.h b/plat/xilinx/versal/include/versal_def.h
index 6d46058..3a1c127 100644
--- a/plat/xilinx/versal/include/versal_def.h
+++ b/plat/xilinx/versal/include/versal_def.h
@@ -18,6 +18,7 @@
 /* number of interrupt handlers. increase as required */
 #define MAX_INTR_EL3			2
 /* List all consoles */
+#define VERSAL_CONSOLE_ID_none		0
 #define VERSAL_CONSOLE_ID_pl011	1
 #define VERSAL_CONSOLE_ID_pl011_0	1
 #define VERSAL_CONSOLE_ID_pl011_1	2
@@ -82,6 +83,8 @@
 #elif CONSOLE_IS(dcc)
 # define UART_BASE	0x0
 # define UART_TYPE	CONSOLE_DCC
+#elif CONSOLE_IS(none)
+# define UART_TYPE	CONSOLE_NONE
 #else
 # error "invalid VERSAL_CONSOLE"
 #endif