#!/bin/sh

usage() {
    cat <<EOF;
Usage:
    m400-rca --help         Show this message
    m400-rca in             Set the RCA connectors as input
    m400-rca out            Set the RCA connectors as output
EOF
}


if [ $# -ne 1 ]; then
    usage 1>&2
    exit 1
fi

. /usr/lib/board-scripts/m400-functions.sh

case $1 in
    --help)
        usage
        ;;

    out)
        m400_check_exports
        echo 1 > $GPIO17/value
        ;;

    in)
        m400_check_exports
        echo 0 > $GPIO17/value
        ;;

    *)
        usage 1>&2
        exit 1
esac
