text: // SPDX-License-Identifier: GPL-2.0+
  /*
   * (C) Copyright 2016 Rockchip Electronics Co., Ltd
   */
  
  #include <common.h>
  #include <dm.h>
  #include <environment.h>
  #include <i2c_eeprom.h>
  #include <netdev.h>
  
  static int get_ethaddr_from_eeprom(u8 *addr)
  {
  	int ret;
  	struct udevice *dev;
  
  	ret = uclass_first_device_err(UCLASS_I2C_EEPROM, &dev);
  	if (ret)
  		return ret;
  
  	return i2c_eeprom_read(dev, 0, addr, 6);
  }
  
  int rk_board_late_init(void)
  {
  	u8 ethaddr[6];
  
  	if (get_ethaddr_from_eeprom(ethaddr))
  		return 0;
  
  	if (is_valid_ethaddr(ethaddr))
  		eth_env_set_enetaddr("ethaddr", ethaddr);
  
  	return 0;
  }
  