Add new reset mechanism 2.

src/openocd/flash.sh

@@ -45,4 +45,11 @@ sudo openocd \
   -c "nrf54l.dap apreg 2 0x000 0x0" \
   -c "shutdown"
 
+sudo openocd \
+  -f ./raspberrypi-${INTERFACE}.cfg \
+  -c "init" \
+  -c "nrf54l.dap apreg 2 0x000 0x4" \
+  -c "nrf54l.dap apreg 2 0x000 0x0" \
+  -c "shutdown"
+
 echo "Flashing complete."