U-Boot SPL 2011.09-00000-g518a597 (Apr 11 2012 - 16:55:25)
Texas Instruments Revision detection unimplemented
OMAP SD/MMC: 0
reading u-boot.img
reading u-boot.img
U-Boot 2011.09-00000-g518a597 (Apr 11 2012 - 16:55:25)
I2C: ready
DRAM: 256 MiB
WARNING: Caches not enabled
Found a daughter card connected
NAND: HW ECC Hamming Code selected
No NAND device found!!!
0 MiB
MMC: OMAP SD/MMC: 0
*** Warning - readenv() failed, using default environment
Net: cpsw
Hit any key to stop autoboot: 0
启动模式为sd卡启动，找不到nand，所以后面的对nand烧写擦除都无法进行。请问这是哪里出错了？
