linux-kernel - Re: [PATCH 1/2] mmc: sdhci-of-at91: add quirk for broken HS200

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Message-ID: <CAPDyKFp_UdPqnOtqsOZcNxt+fTayMYm89_YLNH8J5-=VRcWTJA@mail.gmail.com>
Date:   Thu, 22 Aug 2019 14:12:59 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Eugen.Hristev@...rochip.com,
        Ludovic Desroches <ludovic.desroches@...rochip.com>
Cc:     "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        Nicolas Ferre <Nicolas.Ferre@...rochip.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 1/2] mmc: sdhci-of-at91: add quirk for broken HS200

On Fri, 9 Aug 2019 at 10:09, Ludovic Desroches
<ludovic.desroches@...rochip.com> wrote:
>
> On Thu, Aug 08, 2019 at 05:23:00PM +0200, Ulf Hansson wrote:
> > On Thu, 8 Aug 2019 at 10:35, <Eugen.Hristev@...rochip.com> wrote:
> > >
> > > From: Eugen Hristev <eugen.hristev@...rochip.com>
> > >
> > > HS200 is not implemented in the driver, but the controller claims it
> > > through caps.
> > > Remove it via quirk.
> > > Without this quirk, the mmc core will try to enable hs200, which will fail,
> > > and the eMMC initialization will fail.
> > >
> > > Signed-off-by: Eugen Hristev <eugen.hristev@...rochip.com>
> >
> > Should this be applied as a fix and possibly tagged for stable?
> >
> > In such case, do you have a specific commit that it fixes?
>
> I think so, I would say:
> Fixes: bb5f8ea4d514 ("mmc: sdhci-of-at91: introduce driver for the Atmel SDMMC")
> Cc: stable@...r.kernel.org #v4.4 and later
>
> It doesn't apply on 4.4 but resolution is trivial.
>
> Regards
>
> Ludovic
>

[...]

Applied for fixes, by adding the above tags, thanks!

Kind regards
Uffe