Code: sudo chmod 666 /sys/devices/platform/gpio-switch/cam_focus/disable sudo echo 0 > /sys/devices/platform/gpio-switch/cam_focus/disable sudo chmod 444 /sys/devices/platform/gpio-switch/cam_focus/disable Now it does.
sudo chmod 666 /sys/devices/platform/gpio-switch/cam_focus/disable sudo echo 0 > /sys/devices/platform/gpio-switch/cam_focus/disable sudo chmod 444 /sys/devices/platform/gpio-switch/cam_focus/disable