Hi Andrew, On Thu, 16 Sept 2021 at 05:34, Andrew Lunn <andrew@xxxxxxx> wrote: > O.K. Then it sounds like splitting GPIO and the IRQ makes sense. This > is the sort of thing which is good to put in the cover letter, > explaining why you decided to do it this way. Good point. I'll probably need to send a v2 at some point so I'll add it to the cover letter then. I have a working driver for the other GPIO IP block that uses this interrupt controller now so I can link that too. Thanks, Daniel