自己做的板子,SD卡开机后只有下面的讯息:
U-Boot SPL 2011.09-00000-g429a386-dirty (May 07 2014 - 14:37:59)
Texas Instruments Revision detection unimplemented
Toggling SCL and SDA
allgo_etab ddr3 init
DDR size is 512 MB
DDR3_EMIF_TIM3 is 501f84ef
DDR3_EMIF_SDCFG is 61c04b32
configuring pin mux for allgo etab 6
Probing I2C
OMAP SD/MMC: 0
reading u-boot.img
reading u-boot.img
U-Boot 2011.09-00000-g429a386-dirty (May 07 2014 - 14:37:59)
I2C: ready
DRAM: 256 MiB
请问这是哪里出现问题呢?