Re: [PATCH 1/3] gpiolib: add gpio_set_direction()

[David Brownell]

On Saturday 27 February 2010, Mark Brown wrote:
> >  "none" ... since it's not even a GPIO, why would it show
> >       up through the GPIO subsystem???
> 
> I suspect this is intended to be tristated, which might be useful to add.

That's what "input" means, as a rule:  no output driver
is active with a GPIO configured as "iput".  "Tristate"
is an option that's relevant for outputs ... low, high,
or not-driven.

- Dave


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