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"Invalid module format" when running a cross-compiled linux kernel module

I'm trying to cross compile the ad7192 linux driver for a raspberry pi 4 running the latest 64 bit raspberry pi OS(kernel 6.6.20). pi@raspberrypi:~/projects$ uname -a Linux raspberrypi 6.6.20+rpt-rpi-...
Arun Cheriyan's user avatar
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Learning Linux driver development with Raspberry Pi

I'd like to write a Linux device driver for some real hardware device. What Raspberry Pi peripherals are a good fit? Basically I need the following: It must be small enough for a beginner (few month ...
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