AM437x
log如下
1.217199] GPIO line 151 (SelEMMCorNAND) hogged as output/low
[ 1.223812] omap-gpmc 50000000.gpmc: GPMC revision 6.0
[ 1.229091] gpmc_mem_init: disabling cs 0 mapped at 0x0-0x1000000
[ 1.236796] nand: device found, Manufacturer ID: 0x2c, Chip ID: 0xdc
[ 1.243183] nand: Micron MT29F4G08ABADAWP
[ 1.247256] nand: 512 MiB, SLC, erase size: 128 KiB, page size: 2048, OOB size: 64
[ 1.254928] Using OMAP_ECC_BCH16_CODE_HW ECC scheme
[ 1.259855] omap2-nand 8000000.nand: Not enough OOB bytes: required = 106, available=64
[ 1.267947] omap2-nand: probe of 8000000.nand failed with error -22
在uboot中，已经配置了OOB size为224,但这里还是64
