#!/bin/sh

usage() {
    cat <<EOF;
Usage:
    tpa400-audio --help         Show this message
    tpa400-audio enable         Enable audio output
    tpa400-audio disable        Disable audio ouput
EOF
}


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

. /usr/lib/board-scripts/tpa400-functions.sh

case $1 in
    --help)
        usage
        ;;

    disable)
        tpa400_check_exports
        echo 0 > $GPIO17/value
        killall -9 digital-audio-amp
        ;;

    enable)
        tpa400_check_exports
        echo 1 > $GPIO17/value
        /usr/bin/digital-audio-amp tas2770 0x41 0x0c &
        ;;

    *)
        usage 1>&2
        exit 1
esac
