Re: [PATCH 0/6] GPIO character device skeleton

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Sat, Oct 24, 2015 at 7:53 PM, Markus Pargmann <mpa@xxxxxxxxxxxxxx> wrote:

>> How to identify and manipulate individual GPIO lines from this
>> ABI is a *LATER* *QUESTION*, this is the bare essentials for
>> getting there: basic operations on the gpiochip device level.
>
> Does this include identifying GPIO lines independent of gpiochips? I
> think that is a use-case as well.

My view is that we will NOT support any such GPIO lines.

The new API requires that everyone use gpiolib properly for all their
GPIOs if they want to use them from userspace.

We have cases with gpiochips with a single GPIO line, so I don't
see why we can't require that.

Yours,
Linus Walleij
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