#!/bin/sh

. /etc/utils.sh

usage() {
  echo "Usage:"
  echo
  echo "  $0"
  echo
  echo "  Uses gpio0 (GHN_RESET_N_L) to reset G.hn chip. No arguments."
  echo
  exit 99
}

platform=$(cat /etc/platform)
if ! startswith "$platform" "GFLT4"; then
  # Only GFLT400 has G.hn chip (Marvell's 88x5153)
  exit 0
fi

if [ "$#" -ne "0" ]; then
  usage
fi

echo 0 > /sys/class/gpio/gpio0/value
echo 1 > /sys/class/gpio/gpio0/value