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From: Andreas Kemnade <andreas@kemnade.info>
To: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: linux-omap@vger.kernel.org, linux-gpio@vger.kernel.org,
	Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
	Tony Lindgren <tony@atomide.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [BISECTED REGRESSION] OMAP1 GPIO breakage
Date: Tue, 25 Apr 2023 21:58:48 +0200	[thread overview]
Message-ID: <20230425215848.247a936a@aktux> (raw)
In-Reply-To: <20230425193637.GH444508@darkstar.musicnaut.iki.fi>

On Tue, 25 Apr 2023 22:36:37 +0300
Aaro Koskinen <aaro.koskinen@iki.fi> wrote:

> On Tue, Apr 25, 2023 at 09:20:40PM +0200, Andreas Kemnade wrote:
> > Aaro Koskinen <aaro.koskinen@iki.fi> wrote:  
> > > Which commit introduced that regression? Also, the changelog mentions
> > > it happens only with "unusual" probe order. Now, all the ordinary cases
> > > for OMAP1 are broken.
> > >   
> > did not bisect that to an exact commit.
> > Unusual probe order: on the device where I tested it,
> > I did not see a completely successful probe.  
> 
> If you cannot point out a working past commit, there was no regression. If
> you fix something that hasn't worked before or has been long time broken,
> it must not cause breakage to other current users.
> 
Well, I did not take the time for a bisect. As we need a less aggressive
fix, it seems to be worth doing it. 

> > > And it's not just that tps65010 thing. E.g. 770 fails to boot as well
> > > and it doesn't use it; and reverting 92bf78b33b0b fixes that one as
> > > well. AFAIK it's because all the gpio_request()s in OMAP1 board files
> > > stopped now working.
> > >   
> > so we break every non-devicetree user of omap-gpio?   
> 
> It seems so.
> 
or maybe an if (not_using_devicetree())

Regards,
Andreas

  reply	other threads:[~2023-04-25 19:59 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-25 17:32 [BISECTED REGRESSION] OMAP1 GPIO breakage Aaro Koskinen
2023-04-25 18:11 ` Andreas Kemnade
2023-04-25 18:38   ` Aaro Koskinen
2023-04-25 19:20     ` Andreas Kemnade
2023-04-25 19:36       ` Aaro Koskinen
2023-04-25 19:58         ` Andreas Kemnade [this message]
2023-04-26  7:19           ` Tony Lindgren
2023-04-26  7:39             ` Andreas Kemnade
2023-04-26 10:52               ` andy.shevchenko
2023-04-26 18:29                 ` Andreas Kemnade
2023-04-26 20:36             ` Linus Walleij
2023-04-27  7:03               ` Tony Lindgren
2023-04-27  8:38                 ` Bartosz Golaszewski
2023-05-04  5:51             ` Tony Lindgren
2023-05-04 12:13               ` Linus Walleij
2023-05-04 12:45                 ` Andreas Kemnade
2023-05-05  8:38                   ` Tony Lindgren
2023-04-26 20:12     ` Andreas Kemnade

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