[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/arch/nios2/Kconfig.debug b/src/kernel/linux/v4.19/arch/nios2/Kconfig.debug
new file mode 100644
index 0000000..f1da8a7
--- /dev/null
+++ b/src/kernel/linux/v4.19/arch/nios2/Kconfig.debug
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: GPL-2.0
+
+config TRACE_IRQFLAGS_SUPPORT
+	def_bool y
+
+config EARLY_PRINTK
+	bool "Activate early kernel debugging"
+	default y
+	select SERIAL_CORE_CONSOLE
+	help
+	  Enable early printk on console
+	  This is useful for kernel debugging when your machine crashes very
+	  early before the console code is initialized.
+	  You should normally say N here, unless you want to debug such a crash.