[EXT] Issue with saveenv() and the QSPI NOR memory MICRON MT25QU01GBBB

[Kuldeep Singh]

Hi Florian,

> -----Original Message-----
> From: U-Boot <u-boot-bounces at lists.denx.de> On Behalf Of
> florian.manoel at siemens.com
> Sent: Wednesday, January 22, 2020 7:13 PM
> To: u-boot at lists.denx.de
> Cc: daniel.schertler at siemens.com
> Subject: [EXT] Issue with saveenv() and the QSPI NOR memory MICRON
> MT25QU01GBBB
> 
> Caution: EXT Email
> 
> Hello U-Boot team,
> 
> 
> 
> I am Florian, working at Siemens in Germany.
> 
> I am in charge of bringing up a custom board based on the processor NXP
> QorIQ LS1043a.
> 
> 
> 
> So far, I have been able to bring U-Boot on the board without too much
> troubles.
> 
> However I can not get the command 'saveenv' to work. Our environment
> variables are stored in the QSPI NOR memory that is also used as boot
> memory.
> 
> 
> 
> The 'saveenv' command always ends up in a
> 

Please apply patch series [1] on top of denx tree.
Please let me know in case of any failure.

Thanks
Kuldeep
[1] https://patchwork.ozlabs.org/project/uboot/list/?series=152743
Detail of this series:
https://patchwork.ozlabs.org/patch/1221983/
https://patchwork.ozlabs.org/patch/1221977/
https://patchwork.ozlabs.org/patch/1221979/
https://patchwork.ozlabs.org/patch/1221978/
https://patchwork.ozlabs.org/patch/1221980/
https://patchwork.ozlabs.org/patch/1221981/
https://patchwork.ozlabs.org/patch/1221982/

> "
> 
> => saveenv
> 
> Saving Environment to SPI Flash... Erasing SPI flash...flash operation timed out
> 
> Failed (-110)
> 
> "
> 
> 
> 
> Few more information:
> 
> - No issue with a Lauterbach debugger
> 
> - I noticed that the NOR memory at offset address 0 get erased during the
> operation. The normal offset of the env variable is normally 0x900000.
> 
> - The memory used is the 'MT25QU01GBBB' from MICRON (Device ID
> 0x20bb21). I can provide the datasheet.
> 
> - the NOR memory is correctly discovered, 'sf probe => SF: Detected n25q00a
> with page size 256 Bytes, erase size 64 KiB, total 128 MiB'
> 
> - I have tried to activate the debug logs but they didn't bring any interesting
> information.
> 
> - current version :
> 
> "
> 
> => version
> 
> U-Boot 2019.10-00062-gc71ef945eb-dirty (Jan 22 2020 - 14:14:26 +0100)
> 
> 
> 
> aarch64-linux-gnu-gcc (Debian 6.3.0-18) 6.3.0 20170516
> 
> GNU ld (GNU Binutils for Debian) 2.28
> 
> "
> 
> 
> 
> Can you provide support to fix this issue ?
> 
> Of course, I can provide more info/logs.
> 
> 
> 
> Regards,
> 
> Mit freundlichen Grüßen
> Florian Manoël
> 
> Siemens AG
> Digital Industries
> Process Automation
> Software House Khe
> DI PA CI R&D 2
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> 76187 Karlsruhe, Deutschland
> Tel.: +49 721 595-1433
> mailto:florian.manoel at siemens.com
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