From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
To: "Gupta, Pekon" <pekon@ti.com>,
Rob Herring <rob.herring@calxeda.com>,
Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Lior Amsalem <alior@marvell.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Seif Mazareeb <seif@marvell.com>,
"linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
Gregory Clement <gregory.clement@free-electrons.com>,
Brian Norris <computersforpeace@gmail.com>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [RFC/PATCH 0/1] mtd: Add NAND ECC devicetree binding
Date: Mon, 20 Jan 2014 14:03:24 -0300 [thread overview]
Message-ID: <20140120170324.GA25652@localhost> (raw)
In-Reply-To: <20980858CB6D3A4BAE95CA194937D5E73EA67E79@DBDE04.ent.ti.com>
On Mon, Jan 20, 2014 at 06:21:35AM +0000, Gupta, Pekon wrote:
[..]
> >
> >Pekon, do you think this binding proposal is good enough to describe OMAP NAND
> >ECC mode?
> >
> >I'm not implying we should deprecate the recently added "ti-nand-ecc-opt",
> >but just want to know it's eventually possible.
> >
> Yes, this is good approach for long-term, and it can replace "ti-nand-ecc-opt"
> "ti-nand-ecc-opt" is not new DT binding, it just got some new values added
> However, you have to convince DT Maintainers to get this in, and then deprecate
> other vendor specific bindings. It would be difficult to maintain backward
> compatibility to these bindings, if we move to 'nand-ecc-strength'.
>
Putting the DT maintainers on the To: field to get some feedback.
> At some-point we need to get some concrete guidelines from DT Maintainers on
> how long we should support deprecated bindings in our code, And what is the
> age of DT binding. I think David Woodhouse should throw more light, as he had
> some discussions & ideas on about DT binding life, during a linux conference.
>
That's a good question :-)
--
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: "Gupta, Pekon" <pekon-l0cyMroinI0@public.gmane.org>,
Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>,
Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Ian Campbell
<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
Cc: David Woodhouse <dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
Brian Norris
<computersforpeace-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Thomas Petazzoni
<thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>,
Lior Amsalem <alior-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Seif Mazareeb <seif-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
"linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
Gregory Clement
<gregory.clement-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Subject: Re: [RFC/PATCH 0/1] mtd: Add NAND ECC devicetree binding
Date: Mon, 20 Jan 2014 14:03:24 -0300 [thread overview]
Message-ID: <20140120170324.GA25652@localhost> (raw)
In-Reply-To: <20980858CB6D3A4BAE95CA194937D5E73EA67E79-yXqyApvAXouIQmiDNMet8wC/G2K4zDHf@public.gmane.org>
On Mon, Jan 20, 2014 at 06:21:35AM +0000, Gupta, Pekon wrote:
[..]
> >
> >Pekon, do you think this binding proposal is good enough to describe OMAP NAND
> >ECC mode?
> >
> >I'm not implying we should deprecate the recently added "ti-nand-ecc-opt",
> >but just want to know it's eventually possible.
> >
> Yes, this is good approach for long-term, and it can replace "ti-nand-ecc-opt"
> "ti-nand-ecc-opt" is not new DT binding, it just got some new values added
> However, you have to convince DT Maintainers to get this in, and then deprecate
> other vendor specific bindings. It would be difficult to maintain backward
> compatibility to these bindings, if we move to 'nand-ecc-strength'.
>
Putting the DT maintainers on the To: field to get some feedback.
> At some-point we need to get some concrete guidelines from DT Maintainers on
> how long we should support deprecated bindings in our code, And what is the
> age of DT binding. I think David Woodhouse should throw more light, as he had
> some discussions & ideas on about DT binding life, during a linux conference.
>
That's a good question :-)
--
Ezequiel García, Free Electrons
Embedded Linux, Kernel and Android Engineering
http://free-electrons.com
--
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next prev parent reply other threads:[~2014-01-20 17:03 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-17 12:13 [RFC/PATCH 0/1] mtd: Add NAND ECC devicetree binding Ezequiel Garcia
2014-01-17 12:13 ` Ezequiel Garcia
2014-01-17 12:13 ` [RFC/PATCH 1/1] mtd: nand: Add a devicetree binding for ECC strength and ECC step size Ezequiel Garcia
2014-01-17 12:13 ` Ezequiel Garcia
[not found] ` <1389960820-18696-2-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-02-11 14:19 ` Ezequiel Garcia
2014-02-11 15:49 ` Gupta, Pekon
[not found] ` <20980858CB6D3A4BAE95CA194937D5E73EA6F815-yXqyApvAXouIQmiDNMet8wC/G2K4zDHf@public.gmane.org>
2014-02-11 15:56 ` Boris BREZILLON
2014-02-11 16:08 ` Ezequiel Garcia
2014-02-12 8:00 ` Brian Norris
2014-02-12 8:00 ` Brian Norris
2014-02-12 17:32 ` [RFC/PATCH 1/1] mtd: nand: Add a devicetree binding for ECC strength and ECC step sizeç Ezequiel Garcia
2014-02-12 17:32 ` Ezequiel Garcia
2014-01-17 17:58 ` [RFC/PATCH 0/1] mtd: Add NAND ECC devicetree binding Gupta, Pekon
2014-01-17 17:58 ` Gupta, Pekon
2014-01-17 20:33 ` Ezequiel Garcia
2014-01-17 20:33 ` Ezequiel Garcia
2014-01-20 6:21 ` Gupta, Pekon
2014-01-20 6:21 ` Gupta, Pekon
2014-01-20 17:03 ` Ezequiel Garcia [this message]
2014-01-20 17:03 ` Ezequiel Garcia
2014-02-12 7:44 ` Brian Norris
2014-02-12 7:44 ` Brian Norris
2014-01-20 19:48 ` Brian Norris
2014-01-20 19:48 ` Brian Norris
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