proposed patch to 20030818 mtd spanshot

[Eugeny Mints]

>Problem 2.

>My board falls in the infinite loop at (!(this->read_byte(mtd) & 
>0x40)); >even with the latest snapshot 18.08.2003 on RESET command. 
>Interesting, >that it happens not from the very begging but just when 
>write_oob has >executed (during eraseall) for about a half of the 
>flash.

>I found that insertion of udelay() before issuing STATUS command helps.

>Any >suggestions?

Please, find proposed patch for mtd snapshot 20030818 attached. 

>> 
>> 
>> >However  after applying new MTD release the 2-nd problem still
>> remained.
>> >Then I comment out erase abort in nand_get_chip (as you suggested) 
>> >and
>> it
>> >fixes my second problem!
>> >Could you remove this erase abort from MTD source? I think it will 
>> >not affect much on efficiency.

>Possibly second Alex's problem may be solved by udelay() also? And 
>there is >no need to comment out erase abort?

>> 
>> My second problem is that system hangs if the device is filled once 
>> and an attempt to re-use previously used sectors is made. Comment out

>> erase abort in nand_get_chip fixes my second problem too.
>> 

Regards,
 		Eugeny
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