[teaearlgraycold]

Something can't be a microcontroller if it runs Linux.

[monocasa]

I wouldn't quite go that far. Linux runs on nommu systems. With some psram you should be able to get a version to run on at least the rp2350 using the riscv cores with relatively minimal fuss.

Is that a good idea? Well, not really.

[Lerc]

You can run Linux on this

https://dmitry.gr/images/uARM_big.png

[daemin]

Bare metal or bare bootloader only right?

[pjmlp]

Or stuff like FreeRTOS, NuttX, Zephyr, and co.