移植：
1. 编译
2. 解决错误
2.1 头文件不对：去掉或改名
2.2 宏不对：改名使用新宏
2.3 有些函数没有了：改名使用新函数

mount -t nfs -o nolock,vers=2 192.168.1.123:/work/nfs_root/fs_mini_mdev_new /mnt

nfs 30000000 192.168.1.123:/work/nfs_root/uImage_net_new; bootm 30000000

set bootargs console=ttySAC0,115200 root=/dev/nfs nfsroot=192.168.1.123:/work/nfs_root/fs_mini_mdev_new ip=192.168.1.17:192.168.1.123:192.168.1.1:255.255.255.0::eth0:off

nfsroot=[<server-ip>:]<root-dir>[,<nfs-options>]
ip=<client-ip>:<server-ip>:<gw-ip>:<netmask>:<hostname>:<device>:<autoconf>


nfs 30000000 192.168.1.123:/work/nfs_root/uImage_nolcd; bootm 30000000
nfs 30000000 192.168.1.123:/work/nfs_root/uImage_i2c; bootm 30000000

nfs 30000000 192.168.1.123:/work/nfs_root/uImage_nonand; bootm 30000000

set machid 16a

tslib:
/usr/local/arm/4.3.2/arm-none-linux-gnueabi/libc/usr/include/linux/input.h
#define EV_VERSION       0x010000
改为
#define EV_VERSION		0x010001