Current latest LSDK-19.03 u-boot had a bug that bootcmd
environment was always been reset when u-boot started up.
This was found on boards with spi NOR boot. Before the
proper fix-up is applied, we have to use a workaround
to hard code the bootcmd for OpenWrt booting for now.
Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
