ARC: stacktracing APIs based on dw2 unwinder

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 0979d8e..84b23fa 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -60,6 +60,10 @@
 config BINFMT_ELF
 	def_bool y
 
+config STACKTRACE_SUPPORT
+	def_bool y
+	select STACKTRACE
+
 config HAVE_LATENCYTOP_SUPPORT
 	def_bool y