Re: [PATCH] mtd: spi-nor: spansion: fix writes on S25FS512S

[<Tudor.Ambarus@xxxxxxxxxxxxx>]

On Monday, April 20, 2020 10:13:58 PM EEST Sergei Shtylyov wrote:
> Spansion S25FS-S family has an issue in the Basic Flash Parameter Table
> (BFPT): Dword-11 bits 7:4 specify a page size of 512 bytes.  Actually
> this is configurable in the vendor unique register (CR3V) and even the
> factory default setting is to "wrap at 256 bytes", so blindly relying
> on BFPT breaks the page writes on these chips. Add the post-BFPT fixup
> which restores the default page size of 256 bytes -- to properly read
> CR3V this early is quite intrusive and should better be done as a new
> feature; Alexander Sverdlin had the patch doing that:
> 
> https://patchwork.ozlabs.org/project/linux-mtd/patch/20200227123657.26030-1-> alexander.sverdlin@xxxxxxxxx/
> 
> Fixes: dfd2b74530e ("mtd: spi-nor: add Spansion S25FS512S ID")
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
> 
> ---

Applied, thanks.


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