[PATCH v2] mtd/nand: Support Micron chips, pagesize >= 4KB

Matthieu CASTET matthieu.castet at parrot.com
Mon Aug 23 04:22:05 EDT 2010


Kevin Cernekee a écrit :
> On Sun, Aug 22, 2010 at 1:20 AM, Artem Bityutskiy <dedekind1 at gmail.com> wrote:
>> I'm not picking this patch to my l2-mtd-2.6.git, since AFAICS the chips
>> support ONFI should be detected properly.
>> The "older chips" which do not support reading ONFI data can then be
>> detected using special quirks. But using heuristics even for the chips
>> which do support reading ONFI data sounds bad.
> The NAND controllers on certain legacy SoCs are not able to read the
> ONFI parameter page, even if the flash device itself supports ONFI.
Why ?
Are there controllers that doesn't allow to send custom command ?


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