targets: Replace JTAG Atlantic (Deprecated) with JTAG-UART.

litex_boards/targets/terasic_deca.py

@@ -6,6 +6,10 @@
 # Copyright (c) 2019 msloniewski <marcin.sloniewski@gmail.com>
 # SPDX-License-Identifier: BSD-2-Clause
 
+# Build/Use:
+# ./terasic_deca.py --uart-name jtag_uart --build --load
+# litex_term --jtag-config ../prog/openocd_max10_blaster2.cfg jtag
+
 import os
 import argparse
 
@@ -65,7 +69,7 @@ class BaseSoC(SoCCore):
             if with_jtagbone:
                 kwargs["uart_name"] = "crossover"
             else:
-                kwargs["uart_name"] = "jtag_atlantic"
+                kwargs["uart_name"] = "jtag_uart"
         if with_uartbone:
             kwargs["uart_name"] = "crossover"
 

litex_boards/targets/terasic_sockit.py

@@ -69,11 +69,9 @@ class BaseSoC(SoCCore):
                  with_led_chaser=True, with_video_terminal=False, **kwargs):
         platform = terasic_sockit.Platform(revision)
 
-        # Defaults to UART over JTAG because serial is attached to the HPS and cannot be used.
-        if kwargs["uart_name"] == "serial":
-            kwargs["uart_name"] = "jtag_atlantic"
-
         # SoCCore ----------------------------------------------------------------------------------
+        if kwargs.get("uart_name", "serial") == "serial":
+            kwargs["uart_name"] = "jtag_uart" # Defaults to JTAG-UART.
         SoCCore.__init__(self, platform, sys_clk_freq,
             ident = "LiteX SoC on the Terasic SoCKit",
             **kwargs)