run bootcmd
NAND read: device 0 offset 0x0, size 0x500000
5242880 bytes read: OK
NAND read: device 0 offset 0x500000, size 0x2000000
33554432 bytes read: OK
## Booting image at 08000000 ...
Image Name: Linux-2.6.22.18
Created: 2016-06-10 11:06:20 UTC
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 2166696 Bytes = 2.1 MB
Load Address: 00008000
Entry Point: 00008000
Verifying Checksum ... Bad Data CRC