AM335X的u-boot-restore.img下载问题

Other Parts Discussed in Thread: UNIFLASH

您好!

        我用的是AM335X,uniflash和USB RNDIS驱动都已安装,编译生成u-boot.img和u-boot-spl.bin并重命名为u-boot-restore.img和u-boot-spl-restore.bin,

 给开发板上电,打开UniFlash,点击start flashing,超级终端打印信息如下:

CCCCCCCC
U-Boot SPL 2013.01.01 (Oct 28 2014 - 11:26:31)
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
Using default environment

usb_ether
using musb-hdrc, OUT ep1out IN ep1in STATUS ep2in
MAC 20:cd:39:db:53:ce
HOST MAC de:ad:be:af:00:00
RNDIS ready
musb-hdrc: peripheral reset irq lost!
high speed config #2: 2 mA, Ethernet Gadget, using RNDIS
ERROR: The remote end did not respond in time.
at ether.c:2399/usb_eth_init()
Problem booting with BOOTP
### ERROR ### Please RESET the board ###

请问这是什么原因,求解决!

谢谢!