[PATCH 1/1] mtd: spi-nand: macronix: disable continuous read for MX35LFxGE4AD

[Miquel Raynal]

>> > After disabling continuous read, this flash works fine.
>> > So despite the datasheet stating support, I think it would be
>> > better to disable it first to avoid bricking MT7981 devices
>> > with MX35LFxGE4AD flash.
>>
>> I am sorry but disabling the feature for every user of the chip does not
>> work if the problem comes from the SPI controller.
>>
>> I just added Cheng Ming from Macronix. Cheng Ming, can you confirm these
>> chips support continuous read? Is there anything specific about them
>> that might cause this breakage?
>
> Yes, I’ve confirmed from the datasheets that these chips do support
> continuous read. Additionally, I’ve validated this on the Zynq platform
> when using ubiattach, the chip operates normally and continuous read
> works as expected.
>
> That’s why I followed up with him today to confirm the exact experiment
> procedure. I’d like to understand how the test was conducted that led to
> the observed issue.

Excellent, thanks for the very fast answer, let us know the outcome if
you find something.

Thanks,
Miquèl