Messages in this thread | | | Date | Tue, 8 Dec 2020 23:40:52 +0530 | From | Pratyush Yadav <> | Subject | Re: [PATCH v3 1/3] UBI: Do not zero out EC and VID on ECC-ed NOR flashes |
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Richard,
On 01/12/20 03:57PM, Pratyush Yadav wrote: > For NOR flashes EC and VID are zeroed out before an erase is issued to > make sure UBI does not mistakenly treat the PEB as used and associate it > with an LEB. > > But on some flashes, like the Cypress Semper S28 SPI NOR flash family, > multi-pass page programming is not allowed on the default ECC scheme. > This means zeroing out these magic numbers will result in the flash > throwing a page programming error. > > Do not zero out EC and VID for such flashes. A writesize > 1 is an > indication of an ECC-ed flash.
Patches 2/3 and 3/3 have been picked up in the spi-nor tree. Can you please pick this patch up?
-- Regards, Pratyush Yadav Texas Instruments India
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