add startup script for barreleye
diff --git a/bin/startup_barreleye.sh b/bin/startup_barreleye.sh
new file mode 100755
index 0000000..b55fb13
--- /dev/null
+++ b/bin/startup_barreleye.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+systemctl stop serial-getty@ttyS0
+
+echo nct7904 0x2d > /sys/bus/i2c/devices/i2c-6/new_device
+echo nct7904 0x2e > /sys/bus/i2c/devices/i2c-6/new_device
+