OpenWrt on old Sony Vaio laptop

[walterav]

You're almost there, see the hints in this topic:

OpenWrt 21.02.2 drivers

Have you tried booting a more general linux USB live desktop distro at all to see if the wired network and wireless network hardware function? Although it might not be your purpose to run a linux Desktop it will certainly help you figure out the puzzle to determine which drivers/kernel modules you need in the OpenWrt image to get your hardware functioning here's a start. Open a terminal on a regular USB live linux (desktop) distro and type: lspci -v #will show that the marvel yukon uses the 's…

Just be a little more specific with lspci -v for modules and lspci -n for device-id's and dmesg for firmware also use the image builder to make an image with all your drivers.