u-boot/board/rockchip/tinker_rk3288/tinker-rk3288.c

36 lines
582 B
C
Raw Normal View History

/*
* (C) Copyright 2016 Rockchip Electronics Co., Ltd
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.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;
}