chip_led.sh

#!/bin/sh

led_status='/sys/class/leds/chip:white:status'
trigger=''
case $1 in
  on) trigger='default-on' ;;
  off) trigger='none' ;;
  beat) trigger='heartbeat' ;;
  charge) trigger='axp20x-usb-online' ;;
  blink) trigger='timer'
        echo "$trigger" > "$led_status/trigger"
        [ ${2:-0} -gt 0 ] && echo $2 > "$led_status/delay_on"
        [ ${3:-0} -gt 0 ] && echo $3 > "$led_status/delay_off"
        exit 0
        ;;
  *) echo "Unknown LED mode: $1"; exit 1 ;;
esac

echo "$trigger" > "$led_status/trigger"