[PATCH linux dev-4.7] mtd: spi-nor: add SECT_4K to mx25l25635e

[Joel Stanley]

On Fri, Oct 21, 2016 at 8:22 PM, Cédric Le Goater <clg at kaod.org> wrote:
> On 10/21/2016 10:44 AM, Cédric Le Goater wrote:
>> The current setting is to erase blocks (64KB) but the chip supports
>> sector (4KB) erase and it is currently a problem to erase "partitions"
>> which are smaller than the block size (64KB), the GUARD partition for
>> instance.
>
> There are few other macronixs that would need a similar change but
> this has an impact on existing jffs2 filesystems on the flash. I am
> not sure we will be able to merge this change in mainline.

We reverted this one in [1] as it was breaking JFFS2 [2] as you predicted.

[1] https://gerrit.openbmc-project.xyz/#/c/892/
[2] https://github.com/openbmc/openbmc/issues/701

Cheers,

Joel