From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
To: Simon Guinot <simon.guinot@sequanux.org>,
Brian Norris <computersforpeace@gmail.com>
Cc: Lior Amsalem <alior@marvell.com>,
devicetree@vger.kernel.org, Tawfik Bayouk <tawfik@marvell.com>,
Seif Mazareeb <seif@marvell.com>, Willy Tarreau <w@1wt.eu>,
Simon Guinot <sguinot@lacie.com>,
linux-mtd@lists.infradead.org,
Gregory Clement <gregory.clement@free-electrons.com>,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Subject: Re: [PATCH v2 0/4] Allow to specify an ECC scheme through DT
Date: Thu, 3 Apr 2014 12:19:41 -0300 [thread overview]
Message-ID: <20140403151941.GA21114@arch.cereza> (raw)
In-Reply-To: <20140401100417.GI27979@kw.sim.vm.gnt>
On Apr 01, Simon Guinot wrote:
> On Fri, Mar 21, 2014 at 08:34:46AM -0300, Ezequiel Garcia wrote:
> > Now that we have agreed on the ECC devicetree binding, here's a patchset
> > that makes pxa3xx-nand driver use it.
> >
> > This work is required on platforms where the flash device reports a required
> > ECC strength, but that are capable of handling a stronger one. Simon Guinot
> > reported a situation where the vendor provided a bootloader configured with
> > a stronger than required ECC scheme. Without this patches, such a situation
> > would require a hack to make the driver use a specific ECC scheme.
> >
> > (Simon: it would be great if you can confirm this allows you to remove any hacks).
>
> Hi Ezequiel,
>
> I confirm this allows me to configure the ECC strength and step size
> from DT.
>
> Tested-by: Simon Guinot <simon.guinot@sequanux.org>
>
Thanks a lot for the test.
Brian, any comments?
--
Ezequiel García, Free Electrons
Embedded Linux, Kernel and Android Engineering
http://free-electrons.com
WARNING: multiple messages have this Message-ID (diff)
From: Ezequiel Garcia <ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
To: Simon Guinot
<simon.guinot-jKBdWWKqtFpg9hUCZPvPmw@public.gmane.org>,
Brian Norris
<computersforpeace-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Lior Amsalem <alior-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
Thomas Petazzoni
<thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>,
Tawfik Bayouk <tawfik-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
Seif Mazareeb <seif-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
Simon Guinot <sguinot-D+JDLXUtGQkAvxtiuMwx3w@public.gmane.org>,
Gregory Clement
<gregory.clement-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>,
Willy Tarreau <w@1wt.eu>
Subject: Re: [PATCH v2 0/4] Allow to specify an ECC scheme through DT
Date: Thu, 3 Apr 2014 12:19:41 -0300 [thread overview]
Message-ID: <20140403151941.GA21114@arch.cereza> (raw)
In-Reply-To: <20140401100417.GI27979-tZfvYpCFA3RN6yImKYG91Q@public.gmane.org>
On Apr 01, Simon Guinot wrote:
> On Fri, Mar 21, 2014 at 08:34:46AM -0300, Ezequiel Garcia wrote:
> > Now that we have agreed on the ECC devicetree binding, here's a patchset
> > that makes pxa3xx-nand driver use it.
> >
> > This work is required on platforms where the flash device reports a required
> > ECC strength, but that are capable of handling a stronger one. Simon Guinot
> > reported a situation where the vendor provided a bootloader configured with
> > a stronger than required ECC scheme. Without this patches, such a situation
> > would require a hack to make the driver use a specific ECC scheme.
> >
> > (Simon: it would be great if you can confirm this allows you to remove any hacks).
>
> Hi Ezequiel,
>
> I confirm this allows me to configure the ECC strength and step size
> from DT.
>
> Tested-by: Simon Guinot <simon.guinot-jKBdWWKqtFpg9hUCZPvPmw@public.gmane.org>
>
Thanks a lot for the test.
Brian, any comments?
--
Ezequiel García, Free Electrons
Embedded Linux, Kernel and Android Engineering
http://free-electrons.com
--
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next prev parent reply other threads:[~2014-04-03 15:21 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-21 11:34 [PATCH v2 0/4] Allow to specify an ECC scheme through DT Ezequiel Garcia
2014-03-21 11:34 ` Ezequiel Garcia
2014-03-21 11:34 ` [PATCH v2 1/4] mtd: nand: pxa3xx: Normalize ECC strength for ECC scheme selection Ezequiel Garcia
2014-03-21 11:34 ` Ezequiel Garcia
2014-03-21 11:34 ` [PATCH v2 2/4] mtd: nand: pxa3xx: Clean pxa_ecc_init() error handling Ezequiel Garcia
2014-03-21 11:34 ` Ezequiel Garcia
2014-03-21 11:34 ` [PATCH v2 3/4] mtd: nand: pxa3xx: Use ECC strength and step size devicetree binding Ezequiel Garcia
2014-03-21 11:34 ` Ezequiel Garcia
2014-05-12 18:01 ` Brian Norris
2014-05-12 18:01 ` Brian Norris
2014-05-12 19:18 ` Ezequiel Garcia
2014-05-12 19:18 ` Ezequiel Garcia
2014-05-13 23:37 ` Brian Norris
2014-05-13 23:37 ` Brian Norris
2014-03-21 11:34 ` [PATCH v2 4/4] mtd: nand: pxa3xx: Add supported ECC strength and step size to the DT binding Ezequiel Garcia
2014-03-21 11:34 ` Ezequiel Garcia
2014-04-01 10:04 ` [PATCH v2 0/4] Allow to specify an ECC scheme through DT Simon Guinot
2014-04-01 10:04 ` Simon Guinot
2014-04-03 15:19 ` Ezequiel Garcia [this message]
2014-04-03 15:19 ` Ezequiel Garcia
2014-04-14 14:56 ` Ezequiel Garcia
2014-04-14 14:56 ` Ezequiel Garcia
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