On Thursday 31 March 2011, Thomas Gleixner wrote:

On Thu, 31 Mar 2011, Arnd Bergmann wrote:

Right, but the problem starts in way simpler areas like irq chips and
gpio stuff, where lots of the IP cores are similar and trivial enough
to be shared across many SoC families.

Yes, I'm sure that there are more obvious examples than the ones I've
given, those were just the ones that I had noticed myself.
 

Even the OMAP "consolidated" code is silly:

But the code above has 6 cases in the switch because nobody abstracted
it out consequently. Not to talk about the ifdef mess.

Nice illustration.

	Arnd