Re: [PATCH] mtd: spi-nor: Fixup page size and map selection for S25FS-S

[<Tudor.Ambarus@xxxxxxxxxxxxx>]

Hi, John,

On Sunday, April 26, 2020 6:15:24 PM EEST Tudor.Ambarus@xxxxxxxxxxxxx wrote:
> > 0x50444653). I printed the family id, and it is 81h, which seems to
> > align with S25FS (which should support SFDP). Confused.
> 
> We can differentiate between flashes by the family id:  80h for FL-S and 81h
> for FS-S. If I understood correctly your flash id is 0x01, 0x20, 0x18,
> 0x4d, 0x01, 0x81. According to the spansion datasheets, this should
> identify with a s25fs128s1 entry. Please check the patch from below, let me
> know if it's ok.

I see that Yicong already did such a patch, check https://
patchwork.ozlabs.org/project/linux-mtd/patch/1587546809-3797-1-git-send-email-
yangyicong@xxxxxxxxxxxxx/

> > What's more, the spi-nor probe is failing for this part since I enabled
> > quad spi. So I am interested to know if there is some differences
> > between these part families for that.

Might fail because of the page_size problem. We're trying to fix it soon.

Cheers,
ta




______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/