I was able to work this out.  For others who may find this useful, my
method was to add mtd-utils-native to the DEPENDS list and then call
mkfs.jffs2 from do_install.  I also inherited deploy and added a do_deploy
task to copy the jffs2 file to DEPLOYDIR.

Thanks, Matt.

On Thu, Mar 7, 2024 at 11:20 AM <mattwood2...@gmail.com> wrote:

> Hi,
>
> I've been looking around and trying to figure out if it is possible to
> create a separate jffs2 (or other FS) image that does not contain the main
> build image, but only specific files or data from a recipe in the same
> build.
>
> For example, I have an image recipe that creates a wic with ext4 and FAT32
> partitions containing the boot and rootfs to be flashed to eMMC.  I want to
> create a separate jffs2 file that only contains specific data or
> applications generated by a recipe in the same build used to create the
> wic.  This would be flashed to a QSPI device separate from the eMMC.
>
> I can do this manually but I would like to have the buildsystem handle it.
>
> Is this possible?
>
> Thanks, Matt.
>
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