[PATCH] mtd: nand: Fix Spansion sparearea size detection

[Nikolay Martynov]

Hi.

  I'm using mt7621 board, so this would be mtk_nand with matches from openwrt.

2015-11-30 19:09 GMT-05:00 Brian Norris <computersforpeace at gmail.com>:
> Hi Nikolay,
>
> On Mon, Nov 30, 2015 at 06:59:32PM -0500, Nikolay Martynov wrote:
>>   I'm sorry, I only have board with S34ML02G2 and I've tested by
>> change on it - it works fine. But unfortunately I do not have any way
>> to test S34ML01G2.
>>   It looks like that logic can be simplified if just check id_data[1]
>> is one of 0xda, 0xdc, 0xca, 0xcc - this should be safer option.
>
> Possibly safer, but it's uglier, and I'd like not to have to make this
> change at all, if ONFI can help it.
>
>>   I'm sorry, I'm very new to all this. This patch made kernel boot on
>> a board that I have. The kernel was 'oldish' - 3.18. So I'm not sure
>> why ONFI is not used here, I will see if I can figure it out.
>
> What NAND driver are you using? It's possible that it doesn't support
> the PARAMETER READ command properly. If so, it'd be better to fix that
> than to clutter the NAND core.
>
> Regards,
> Brian



-- 
Martynov Nikolay.
Email: mar.kolya at gmail.com