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Re: Interrupts on GPIO (on RPI, specifically, but also in general)

To: Jason Thorpe <thorpej%me.com@localhost>
Subject: Re: Interrupts on GPIO (on RPI, specifically, but also in general)
From: Greg Troxel <gdt%lexort.com@localhost>
Date: Sat, 21 Apr 2018 12:24:10 -0400

Jason Thorpe <thorpej%me.com@localhost> writes:

> There seems to be support for interrupts on GPIO, but no in-tree examples of how it’s used, programming patterns, etc.
>
> Anyone have any solid examples?

See also

https://gnats.netbsd.org/51676

which is on my list to absorb, test and commit.   But feel free to beat
me to it.

References:
- Interrupts on GPIO (on RPI, specifically, but also in general)
  - From: Jason Thorpe

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