raspi script gpio init

root@rpi-hum:/home/pi# vim gpio_init.sh
#!/bin/sh
#shafiz 2016-12-04
for port in 5 6
  do
  echo "$port" > /sys/class/gpio/export
  echo "out" >/sys/class/gpio/gpio${port}/direction
  echo "1" >/sys/class/gpio/gpio${port}/value
  chmod 660 /sys/class/gpio/gpio${port}/direction
  chmod 660 /sys/class/gpio/gpio${port}/value
done