3531A uboot bad CRC can't get kernel image!无法保存setenv

3531A 板子，uboot 烧录kernel  文件系统，出现无法加载kernel 现象, 也无法保存uboot 环境变量。请问这是是什么原因？如何修改？

打印log
System startup

U-Boot 2010.06 (Jan 04 2017 - 20:39:17)

Check Flash Memory Controller v100 ... Found
SPI Nor(cs 0) ID: 0xc2 0x20 0x19
Block:64KB Chip:32MB Name:"MX25L(256/257)XX"
SPI Nor total size: 32MB
Check Nand Flash Controller v610 ... found
Special NAND id table Version 1.38
hinfc610.c(587): Wait NAND controller finish timeout.
hinfc610.c(522): Wait NAND controller finish timeout.
hinfc610.c(587): Wait NAND controller finish timeout.
hinfc610.c(522): Wait NAND controller finish timeout.
hinfc610.c(522): Wait NAND controller finish timeout.
Nand ID: 0x0A 0xC4 0xFF 0x9F 0x0A 0xC4 0xFF 0x9F
hinfc610.c(522): Wait NAND controller finish timeout.
*** Warning - bad CRC, using default environment

In:    serial
Out:   serial
Err:   serial
Hit any key to stop autoboot:  0
Wrong Image Format for bootm command
ERROR: can't get kernel image!
hisilicon #