add nanopi4 configuration with docker flags enabled#1

friendlyarm merged 3 commits intofriendlyarm:nanopi4-linux-v4.4.yfriendlyarm/kernel-rockchip:nanopi4-linux-v4.4.yfrom

ericvh:nanopi4-linux-v4.4.yericvh/kernel-rockchip:nanopi4-linux-v4.4.yCopy head branch name to clipboard