linux-kernel - Re: [PATCH 06/12] mtd: nand: davinci: adjust DT properties to MTD generic

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Date:	Tue, 26 Nov 2013 12:30:10 +0200
From:	Grygorii Strashko <grygorii.strashko@...com>
To:	Sekhar Nori <nsekhar@...com>,
	"Khoronzhuk, Ivan" <ivan.khoronzhuk@...com>,
	"Shilimkar, Santosh" <santosh.shilimkar@...com>,
	Rob Landley <rob@...dley.net>,
	Russell King <linux@....linux.org.uk>
CC:	Mark Rutland <mark.rutland@....com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Pawel Moll <pawel.moll@....com>,
	Stephen Warren <swarren@...dotorg.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...nel.crashing.org>,
	Rob Herring <rob.herring@...xeda.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 06/12] mtd: nand: davinci: adjust DT properties to MTD
 generic

On 11/26/2013 09:03 AM, Sekhar Nori wrote:
> On Monday 11 November 2013 10:31 PM, Khoronzhuk, Ivan wrote:
>> The properties davinci-ecc-mode, davinci-nand-use-bbt, davinci-nand-buswidth
>> are MTD generic. Correct names for them are: nand-ecc-mode, nand-on-flash-bbt,
>> nand-bus-width accordingly. So rename them in dts and documentation.
>>
>> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@...com>
>> ---
>>   .../devicetree/bindings/mtd/davinci-nand.txt       |   25 ++++++++++++++++----
>>   drivers/mtd/nand/davinci_nand.c                    |   11 ++++++---
>>   2 files changed, 28 insertions(+), 8 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/mtd/davinci-nand.txt b/Documentation/devicetree/bindings/mtd/davinci-nand.txt
>> index d2a3fc0..befaa5b 100644
>> --- a/Documentation/devicetree/bindings/mtd/davinci-nand.txt
>> +++ b/Documentation/devicetree/bindings/mtd/davinci-nand.txt
>> @@ -37,7 +37,7 @@ Recommended properties :
>>   - ti,davinci-mask-chipsel:     mask for chipselect address. Needed to mask
>>                                  addresses for given chipselect.
>>
>> -- ti,davinci-ecc-mode:         operation mode of the NAND ecc mode. ECC mode
>> +- nand-ecc-mode:               operation mode of the NAND ecc mode. ECC mode
>>                                  valid values for davinci driver:
>>                                  - "none"
>>                                  - "soft"
>> @@ -45,10 +45,25 @@ Recommended properties :
>>
>>   - ti,davinci-ecc-bits:         used ECC bits, currently supported 1 or 4.
>>
>> -- ti,davinci-nand-buswidth:    buswidth 8 or 16.
> 
> Shouldn't we keep the documentation for existing bindings while just
> marking them as deprecated?

I haven't found any requirements about this in doc. 
It's done in both way in other drivers - some keep properties in bindings
documentation and some are not.

Regards,
-grygorii

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