BTW, Pali wrote this on IRC:

10:44 < Pali> FYI, here are those kernel sources for fcam drivers/API
which pavel though that are lost:
http://maemo.org/packages/source/view/fremantle_extras-testing_free_source/fcam-drivers/1.0.7-2/

On 12/03/2020 18:59, Pavel Machek wrote:
> Hi!
>
>> You need to have this line in /etc/apt/sources.list:
>> deb http://maedevu.maemo.org/leste ascii main contrib non-free n900
>>
>> Then do "apt update && apt upgrade" as the root user.
>>
>> If you still have no success, please paste the output of command:
>> apt-cache showpkg linux-image-n900
>
> Thank you! My sources.list had something different, plus
> hildon-app-manager created another one in sources.list.d, so it was
> very confused.
>
> So... we now have required kernel parts for camera on Maemo Leste.
>
> If someone wants to play with it, there are basic instructions at
>
> https://gitlab.com/tui/tui/-/blob/master/camera/README
>
> . You probably won't get beatiful photos, but so far it looks like
> N900 is the best hardware for photos with open-source camera stacks.
>
> Best regards,
>

>                                     Pavel

>