Re: [PATCH] drivers: create a pin control subsystem v8
From: Linus Walleij
Date: Sat Oct 01 2011 - 06:39:29 EST
2011/9/30 Grant Likely <grant.likely@xxxxxxxxxxxx>:
> I'm not convinced that the sysfs approach is
> actually the right interface here (I'm certainly not a fan of the gpio
> sysfs i/f), and I'd rather not be putting in unneeded stuff until the
> userspace i/f is hammered out.
Actually, thinking about it I cannot see what would be wrong
with /dev/gpio0 & friends in the first place.
Using sysfs as swiss army knife for custom I/O does not
seem like it would be long-term viable so thanks for this
observation, and I think we need /dev/gpio* put on some
mental roadmap somewhere.
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