Re: [PATCH V1 2/3] Documentation: gpio: Add details of open-drainconfiguration

[Laxman Dewangan]

On Friday 17 February 2012 01:30 AM, Linus Walleij wrote:
> On Thu, Feb 16, 2012 at 9:28 AM, Laxman Dewangan<ldewangan@xxxxxxxxxx>  wrote:
>
> > Yes, I can add the open source also but like to be in incremental change.
> > Not together with open drain.
> > We can go with:
> > - open drain core driver support.
> > - open drain sysfs interface support
> > - open source core driver support
> > - open source sysfs interface.
> >
> > I have already changes for the first 2 which we can review/apply,
> > Meanwhile I will work on open source support.
> >
> > Does it look good?
> Well as a patch concept it is OK but I have real bad feelings about
> patch  [2/4] and [4/4] adding sysfs.
>
> What the GPIO subsystem really needs is to get rid of sysfs
> interfaces, have them deprecated and replaced with a
> per-gpiochip /dev/gpioN with ioctl()s or similar instead. The sysfs
> interface is just ... it won't scale.
Wow, then I will not add 2/4 and 4/4.

> Yours,
> Linus Walleij

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