Is it possible to set U-Boot environment variables using MfgTool? If so, how?
You can create your env binary and download to flash via MFG tool.
mkenvimage: a tool to generate a U-Boot environment binary image
It can not support setting U-Boot environment variables, but only can download u-boot, uImage and fs to flash. It's a download tool.
It's really helpful information from you ~~
There are also U-boot scripts, quite useful to fetch and execute the same set of instructions in multiple boards. I have not touch this link for a long time, but you may start with this
Running a Script in U-boot
Retrieving data ...