[PATCH] MTD: pxa3xx_nand: enable multiple chip select support

Lei Wen adrian.wenl at gmail.com
Tue Jun 28 11:12:38 EDT 2011


On Tue, Jun 28, 2011 at 3:32 PM, Artem Bityutskiy <dedekind1 at gmail.com> wrote:
> On Sat, 2011-06-25 at 04:17 -0700, Lei Wen wrote:
>> Current pxa3xx_nand controller has two chip select which
>> both be workable. This patch enable this feature.
>>
>> Update platform driver to support this feature.
>>
>> Another notice should be taken that:
>> When you want to use this feature, you should not enable the
>> keep configuration feature, for two chip select could be
>> attached with different nand chip. The different page size
>> and timing requirement make the keep configuration impossible.
>>
>> Signed-off-by: Lei Wen <leiwen at marvell.com>
>> ---
>>  arch/arm/mach-mmp/aspenite.c                 |    5 +-
>>  arch/arm/mach-pxa/cm-x300.c                  |    5 +-
>>  arch/arm/mach-pxa/colibri-pxa3xx.c           |    5 +-
>>  arch/arm/mach-pxa/littleton.c                |    5 +-
>>  arch/arm/mach-pxa/mxm8x10.c                  |    9 +-
>>  arch/arm/mach-pxa/raumfeld.c                 |    5 +-
>>  arch/arm/mach-pxa/zylonite.c                 |    5 +-
>>  arch/arm/plat-pxa/include/plat/pxa3xx_nand.h |   19 +-
>>  drivers/mtd/nand/pxa3xx_nand.c               |  512 +++++++++++++++-----------
>>  9 files changed, 346 insertions(+), 224 deletions(-)
>
> In general huge patches like this are not encouraged and it is better to
> split them. At least the printk changes can be in a separate patch. Then
> re-naming host to info probably could be another patch. Could you please
> rather do a series of smaller patches? Also, if you use dev_info and the
> like functions, you probably do not need the pxa3xx_nand prefix anymore.
>

Hi Artem & Igor,

Thanks for your suggestion, I would seperate this patch and push back later.

Best regards,
Lei



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