From: Arnd Bergmann <arnd@arndb.de>
To: linux-arm-kernel@lists.infradead.org
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
Yuvaraj Kumar C D <yuvaraj.cd@samsung.com>,
Kukjin Kim <kgene.kim@samsung.com>,
ALIM AKHTAR <alim.akhtar@samsung.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Seung-Won Jeon <tgih.jun@samsung.com>,
PRASHANTH GODREHAL <prashanth.g@samsung.com>,
linux-mmc <linux-mmc@vger.kernel.org>,
Tomasz Figa <tomasz.figa@gmail.com>,
Doug Anderson <dianders@google.com>,
Jaehoon Chung <jh80.chung@samsung.com>,
linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
Yuvaraj Kumar C D <yuvaraj.cd@gmail.com>,
"cpgs ." <cpgs@samsung.com>,
Abhilash Kesavan <a.kesavan@samsung.com>,
SUNIL JOSHI <joshi@samsung.com>, Chris Ball <cjb@laptop.org>,
Sonny Rao <sonnyrao@chromium.org>,
Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Subject: Re: [PATCH] ARM: dts: fix MMC2 regulators for Exynos5420 Arndale Octa board
Date: Thu, 09 Oct 2014 13:41:07 +0200 [thread overview]
Message-ID: <2467727.SEhKNo5MJx@wuerfel> (raw)
In-Reply-To: <CAPDyKFoPBep287uAVDQWSXdFz-aoV4VmV7xgP_PEZ-c1q9Oz0w@mail.gmail.com>
On Thursday 09 October 2014 10:46:59 Ulf Hansson wrote:
> On 8 October 2014 20:28, Arnd Bergmann <arnd@arndb.de> wrote:
> > On Wednesday 08 October 2014 08:29:16 Doug Anderson wrote:
> >>
> >> On Wed, Oct 8, 2014 at 8:20 AM, Arnd Bergmann <arnd@arndb.de> wrote:
> >> > Why does it cause a regression though? Does this mean you are breaking
> >> > any boot with an old DT file and a new kernel? That would be very
> >> > bad, the driver is supposed to keep working with an existing dtb.
> >>
> >> The old dts file specified completely the wrong regulator. It
> >> happened that the old code didn't really care, but when the code was
> >> fixed to care then things broke. If we need to keep old dts files
> >> working then the most sensible place to do it would be in a "fixup old
> >> broken device trees" stage somewhere in kernel boot.
> >
> > Ok, got it. I guess it's better to apply this one first then.
> >
> > Arnd
>
> Thanks for your comments Arnd! I have applied this once to my mmc tree
> now. Please tell me soon if you want to carry this through arm-soc
> instead, thus I can drop it.
No, please take it yourself, Linus has already taken the arm-soc pull
requests.
Arnd
prev parent reply other threads:[~2014-10-09 11:41 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-02 16:10 [PATCH] ARM: dts: fix MMC2 regulators for Exynos5420 Arndale Octa board Bartlomiej Zolnierkiewicz
2014-10-02 16:19 ` Doug Anderson
2014-10-02 16:39 ` Bartlomiej Zolnierkiewicz
2014-10-02 16:45 ` Doug Anderson
2014-10-02 17:24 ` Bartlomiej Zolnierkiewicz
2014-10-06 16:51 ` Doug Anderson
2014-10-08 0:19 ` Jaehoon Chung
2014-10-08 9:31 ` Ulf Hansson
2014-10-02 18:16 ` Ulf Hansson
2014-10-08 12:07 ` Arnd Bergmann
2014-10-08 12:50 ` Ulf Hansson
2014-10-08 15:20 ` Arnd Bergmann
2014-10-08 15:29 ` Doug Anderson
2014-10-08 18:28 ` Arnd Bergmann
2014-10-09 8:46 ` Ulf Hansson
2014-10-09 11:41 ` Arnd Bergmann [this message]
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