1. 环境
yum -y install git
yum -y install autoconf binutils bison bzip2 flex gawk gcc gcc-c++ gettext make ncurses-devel patch unzip wget zlib-devel curl curl-devel openssl-devel perl perl-devel cpio expat-devel gettext-devel xz openssh-clients subversion cmake libtool
2. 下载源码
git clone https://github.com/lede-project/source.git
3. 升级库
./scripts/feeds update -a
./scripts/feeds install -a
4. 配置&编译( 手上机器是MT7620N杂牌子，所以选 MediaTek Ralink MIPS基本板)
make menuconfig
make download
make v=99