Navio2 SPI not working

[panky (Benedikt)]

Hey grega!
Here is what to do thx to George Staroselskiy:

Problem with starting ArduCopter

@panky raspberrypi-firmware package seems to upgrade kernel (this is not expected at all. The package description says that it’s temporarily, though. I guess we’re at the Raspberry Pi Foundation’s mercy at the moment for a while). We’ll see what can be do about it, though. If you cannot wait, there’s a pretty simple hack. You need to backup a couple of files and overwrite the files that are getting modified during the upgrade mkdir -p ~/backup cp kernel7.img kernel.img bcm2709-rpi-2-b.dtb ~/…