在用usb对NANDFLASH烧录成功，想用网口烧录的时候
通过路由器连接板子和电脑（已经关闭路由器DHCP）
请问下，是什么问题
U-Boot SPL 2013.01.01 (Mar 09 2017 - 15:42:26)
Could not probe the EEPROM; something fundamentally wrong on the I2C bus.
Could not get board ID.
musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk split, HB-ISO Rx, HB-ISO Tx, SoftConn)
musb-hdrc: MHDRC RTL version 2.0
musb-hdrc: setup fifo_mode 4
musb-hdrc: 28/31 max ep, 16384/16384 memory
USB Peripheral mode controller at 47401000 using PIO, IRQ 0
musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, bulk combine, bulk split, HB-ISO Rx, HB-ISO Tx, SoftConn)
musb-hdrc: MHDRC RTL version 2.0
musb-hdrc: setup fifo_mode 4
musb-hdrc: 28/31 max ep, 16384/16384 memory
USB Host mode controller at 47401800 using PIO, IRQ 0
Using default environment
<ethaddr> not set. Validating first E-fuse MAC
PHY reset timed out
cpsw
link up on port 0, speed 1000, full duplex
BOOTP broadcast 1
BOOTP broadcast 2
BOOTP broadcast 3
BOOTP broadcast 4
BOOTP broadcast 5
BOOTP broadcast 6
BOOTP broadcast 7
BOOTP broadcast 8
BOOTP broadcast 9
BOOTP broadcast 10
启动顺序设置为：NAND NANDI2C SPI0 EMAC1
