See part 8 here.
Before we compile Nuttx, we need to change the hardware manifest file. The .mnfs file for Blinky is located in
./nuttx/apps/greybus-utils/manifests as created above.
Add the following lines to the end of the document:
At the top of the file we can input a string that will show on the app when the firmware is loaded. In [string-descriptor 2], I named my firmware “MDK-RAWBLINKY”