Merge pull request #5620 from jasonatran/jlink_fix

dist/tools/jlink: remove jlink prompt

dist/tools/jlink/jlink.sh

@@ -152,6 +152,7 @@ do_flash() {
                     -device '${JLINK_DEVICE}' \
                     -speed '${JLINK_SPEED}' \
                     -if '${JLINK_IF}' \
+                    -jtagconf -1,-1 \
                     -commandfile '${BINDIR}/burn.seg'"
 }
 
@@ -197,6 +198,7 @@ do_reset() {
                     -device '${JLINK_DEVICE}' \
                     -speed '${JLINK_SPEED}' \
                     -if '${JLINK_IF}' \
+                    -jtagconf -1,-1 \
                     -commandfile '${RIOTBASE}/dist/tools/jlink/reset.seg'"
 }