Add initial support for nanopi-m1-plus board
with below features
- U-Boot 2017.07-rc3
nanopi-m1-plus dts support is present in rc3 version
- Linux 4.11.5
- linux patches to add nanopi-m1-plus dts
- Default packages from buildroot
Signed-off-by: Chakra Divi <chakra@openedev.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
