Re: [PATCH v1 2/4] gpio: dwapb: Read GPIO base from gpio-base property
From: Serge Semin
Date: Wed Aug 11 2021 - 08:48:00 EST
Hello Linus
On Wed, Aug 11, 2021 at 02:40:49PM +0200, Linus Walleij wrote:
> On Wed, Aug 4, 2021 at 4:44 PM Andy Shevchenko
> <andy.shevchenko@xxxxxxxxx> wrote:
> > On Wed, Aug 04, 2021 at 03:44:33PM +0300, Serge Semin wrote:
> > > Thus, yes, I think we need to make sure here that the property
> > > is only used in framework of the kernel and isn't passed via
> > > inappropriate paths like DT/ACPI fw so not to get into the
> > > maintainability troubles in future.
> >
> > Got it. I'll add the additional check in next version.
>
> This seems reasonable for me, if you can get this done with
> some kind of elegance.
>
There is v2 of this series has already been posted:
https://lore.kernel.org/linux-gpio/20210804160019.77105-1-andriy.shevchenko@xxxxxxxxxxxxxxx/
with the denoted concern taken into account.
-Sergey
> Maybe use the "linux,gpio-base" property as mentioned so it is
> clear that this is a Linux-internal thing only.
>
> Yours,
> Linus Walleij