아래와 같은 소스를 수정하신 후에 컴파일을 진행하시면 될 것 같습니다.

PATH : /android/device/samsung/avl7420/conf

FILE : init.avl7420.rc

#for GPS

    chown gps system /dev/ttySAC1

    chmod 0666 /dev/ttySAC1

    chown system system /sys/class/misc/gps/device/pwr

    chmod 0770 /sys/class/misc/gps/device/pwr

    chown system system /sys/class/misc/gps/device/reset

    chmod 0770 /sys/class/misc/gps/device/reset

    write /sys/class/misc/gps/device/pwr 1

    write /sys/class/misc/gps/device/reset 1

    mkdir /data/gps 0770 system system

#for SERIAL(설정 장치명 표기)

    chmod 0777 /dev/ttySAC*

     ……………………

    Chmod 0777 /dev/tty*