- set netdev callback on link status change in netdev_add() Signed-off-by: Jiading Xu <Jiading.Xu@hpmicro.com>
* [net] adjust folder structure - 将lwip相关的文件夹,移入lwip文件夹 - Kconfig 分散到at netdev lwip sal文件夹中,使用menuconfig代替menu