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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Hi, 2020-02-19 (Wed), 12:08 +0100, Michael Walle: > Am 2020-02-19 11:50, schrieb Jungseung Lee: > > Hi, Tudor and all > > > > 2020-02-10 (Mon), 11:26 +0000, Tudor.Ambarus@microchip.com: > > We could also find a few flashes that does not following the > > overall > > logic. For example, "en25qh256" and "en25qh16" which was > > manufactured > > by EON. They are always following way (2) no matter what the number > > of > > slot is. It seems that it could be handled like below with custom > > hook > > later. > > For these two flashes, BP3 is just the TB bit. So it should already > work > with the current logic. > Refer to what I mentioned before in the mail I talked with you. >>It is mixed. Let's compare "en25qh128" from EON with "w25q128jv" from >>Winbond. They have the same capacity(128MBit) and also supporting >>3bit >>block protection. (Note that the named BP3 bit of "en25qh128" is >>working exactly same with T/B bit.) >>"en25qh128" is following (2) and "w25q128jv" is following (1). It >>seems >>impossible to distinguish them by the flash size or the number of >>protection bits. > -michael > > Thanks, ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/