Hi Cedric,
On [2021 Apr 08] Thu 10:40:18, Cédric Le Goater wrote:
> On 4/8/21 10:00 AM, Francisco Iglesias wrote:
> > Hello Cedric!
> >
> > On Wed, Apr 07, 2021 at 07:16:34PM +0200, Cédric Le Goater wrote:
> >> The Micron mt25qu02g is a 3V 2Gb serial NOR flash memory supporting
> >> dual I/O and quad I/O, 4KB, 32KB, 64KB sector erase. It also supports
> >> 4B opcodes.
> >>
> >> Cc: Alistair Francis <alistair.fran...@wdc.com>
> >> Cc: Francisco Iglesias <francisco.igles...@xilinx.com>
> >> Signed-off-by: Cédric Le Goater <c...@kaod.org>
> >> ---
> >> hw/block/m25p80.c | 1 +
> >> 1 file changed, 1 insertion(+)
> >>
> >> diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c
> >> index 183d3f44c259..2afb939ae28e 100644
> >> --- a/hw/block/m25p80.c
> >> +++ b/hw/block/m25p80.c
> >> @@ -259,6 +259,7 @@ static const FlashPartInfo known_devices[] = {
> >> { INFO_STACKED("n25q00a", 0x20bb21, 0x1000, 64 << 10, 2048, ER_4K,
> >> 4) },
> >> { INFO_STACKED("mt25ql01g", 0x20ba21, 0x1040, 64 << 10, 2048, ER_4K,
> >> 2) },
> >> { INFO_STACKED("mt25qu01g", 0x20bb21, 0x1040, 64 << 10, 2048, ER_4K,
> >> 2) },
> >> + { INFO_STACKED("mt25qu02g", 0x20ba22, 0x1040, 64 << 10, 4096, ER_4K,
> >> 2) },
> >
> > Is it possible it should be as below instead?
> >
> > { INFO_STACKED("mt25qu02g", 0x20bb22, 0x1040, 64 << 10, 4096, ER_4K |
> > ER_32K, 2) },
> >
> > 's/0x20ba22/0x20bb22/' (or 's/mt25qu02g/mt25ql02g/') since 'u' looks to
> > stand
> > for 1.7-2.0 V and 'bb' for 1.8 V (see page 2 and 32 in [1]).
>
> Here is what I am seeing :
>
> mt25ql02g 0x20ba22 3V
> mt25qu02g 0x20bb22 1.8V
>
> Do we agree ?
Yes :)
Best regards,
Francisco
>
> > s/ER_4K/ER_4K | ER_32K/ since ERASE_32K is supported (see page 36).
>
> yes. I should have added that !
>
> > If you find above changes ok and go with them please add:
> >
> > Reviewed-by: Francisco Iglesias <francisco.igles...@xilinx.com>
>
> Sure,
>
> Thanks,
>
> C.
>
>
> > Best regards,
> > Francisco Iglesias
> >
> > [1] Micron Serial NOR Flash Memory 1.8V, Multiple I/O, 64KB Sector Erase
> > MT25QU02GCBB
> >
> > https://4donline.ihs.com/images/VipMasterIC/IC/MICT/MICT-S-A0008500026/MICT-S-A0008511423-1.pdf?hkey=52A5661711E402568146F3353EA87419
> >
> >>
> >> /* Spansion -- single (large) sector size only, at least
> >> * for the chips listed here (without boot sectors).
> >> --
> >> 2.26.3
> >>
>
>
