bcm43602-linux-workaround/broadcomctl

#!/usr/bin/bash

start_service() {
    echo "Adding brcmfmac"
    modprobe brcmfmac || exit -1
    sleep 3
    echo "Turning radio on"
    nmcli radio wifi on || exit -2
}

stop_service() {
    echo "Turning radio off"
    nmcli radio wifi off || exit -1
    sleep 3
    echo "Removing brcmfmac"
    modprobe -rf brcmfmac || exit -2
}

case $1 in
    start)
        start_service $1
        ;;
    stop)
        stop_service $1
        ;;
    restart)
        stop_service $1
        sleep 3
        start_service $1
        ;;
esac

exit 0