LPC18XX_EEPROM_PROGRAM_TIME
end = jiffies + msecs_to_jiffies(LPC18XX_EEPROM_PROGRAM_TIME * 10);
usleep_range(LPC18XX_EEPROM_PROGRAM_TIME * USEC_PER_MSEC,
(LPC18XX_EEPROM_PROGRAM_TIME + 1) * USEC_PER_MSEC);