linux-kernel - Re: [PATCH 1/2] gpio: Add support for IDT 79RC3243x GPIO controller

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Date:   Wed, 21 Apr 2021 11:18:43 +0200
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>
Subject: Re: [PATCH 1/2] gpio: Add support for IDT 79RC3243x GPIO controller

On Wed, Apr 21, 2021 at 11:48:59AM +0300, Andy Shevchenko wrote:
> On Wed, Apr 21, 2021 at 11:32 AM Thomas Bogendoerfer
> <tsbogend@...ha.franken.de> wrote:
> > On Wed, Apr 21, 2021 at 11:09:51AM +0300, Andy Shevchenko wrote:
> > > On Tuesday, April 20, 2021, Thomas Bogendoerfer <tsbogend@...ha.franken.de>
> > > wrote:
> > >
> > > > IDT 79RC3243x SoCs integrated a gpio controller, which handles up
> > > > to 32 gpios. All gpios could be used as interrupt source.
> > >
> > >
> > >
> > > I would recommend looking for latest new drivers in GPIO subsystem to see
> > > how you may improve yours.
> >
> > Could give me a better pointer to it ? I looked at a lot of gpio driver
> > and took what fitted best.
> >
> > > Here just one question, why it can not be a module
> >
> > that's probably doable...
> >
> > > why arch_initcall() is used
> >
> > without that interrupts weren't avaiable early enough.
> >
> > > and why you put a dead code into it (see the first part of the
> > > question)?
> >
> > hmm, pointer please ?
> 
> It's already in the question above, do your homework :-)

is this some sort of joke I'm not getting ?

git log --oneline drivers/gpio/Makefile

2ad74f40dacc gpio: visconti: Add Toshiba Visconti GPIO support

that's the latest driver added in v5.12-rc8. Is that a good one ?

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]