Hello, it turns out that setting
#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT solves my problem because it skips x8 detection. I took me some time because I have not found it anywhere in the README. Thanks for your help. Jan On 20.06.2013 08:00, Stefan Roese wrote: > Hi Jan, > > On 19.06.2013 17:35, Jan Schunke wrote: >> I am trying to compile my own U-Boot for microblaze. >> Version: >> U-Boot 2013.01-dirty (Jun 19 2013 - 16:26:51) >> microblazeel-xilinx-linux-gnu-gcc (crosstool-NG 1.15.3) 4.6.4 20120924 >> (prerelease) >> GNU ld (crosstool-NG 1.15.3) 2.22.90.20121010 >> >> I have demo where Flash access works fine. >> Verion: >> U-Boot 2012.10 (Feb 13 2013 - 20:16:43) >> microblazeel-xilinx-linux-gnu-gcc (crosstool-NG 1.15.3) 4.6.2 20111018 >> (prerelease) >> GNU ld (crosstool-NG 1.15.3) 2.21.53.20110813 >> >> >> When I use my own u-boot and try to write to flash I always get >> >> "Flash not erased" >> >> it seems to be a problem that my flash is x16 but recognized as x8. >> >> Are there any Config variables to set the mode to x16? > > This is a known problem. Those chips connected in x8 mode are known to > currently not work correctly with the common CFI NOR flash driver. Could > you please try the following patch: > > http://patchwork.ozlabs.org/patch/249707/ > > And let us know if this fixes the problem? > > Thanks, > Stefan > > -- > DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel > HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany > Phone: (+49)-8142-66989-51 Fax: (+49)-8142-66989-80 Email: off...@denx.de > -- ******************************************************* Jan-Hendrik Schunke Entwickler / Developer SHF Communication Technologies AG Wilhelm-v.-Siemens-Str. 23 D; 12277 Berlin, Germany E-Mail: schu...@shf.de Phone: +49-(0)30- 77 20 51-0 direct: -45 Fax: +49-(0)30- 75 31 07 8 Web: www.shf.de ******************************************************* Sitz der Gesellschaft/Registered Office: Berlin; Registergericht/Register Court: AG Berlin-Charlottenburg HRB 72633; Vorstand/Executive Board: Dr. Frank Hieronymi, Dr. Lars Klapproth; Aufsichtsratsvorsitzender/Chairman of the Supervisory Board: Dr. Walter L. Rust. Diese E-Mail enthält vertrauliche und/oder rechtlich geschützte Informationen und ist ausschließlich für den bezeichneten Adressaten oder dessen Vertreter bestimmt. Wenn Sie nicht der richtige Adressat sind oder diese E-Mail irrtümlich erhalten haben, informieren Sie bitte sofort den Absender und vernichten Sie diese Mail. Jede Form der Kenntnisnahme, Veröffentlichung, Vervielfältigung oder Weitergabe durch andere Empfänger ist unzulässig. This e-mail may contain confidential and/or privileged information and is intended solely for the addressee or a representative there of. If you are not the intended recipient (or have received this e-mail in error) please notify the sender immediately and destroy this e-mail. Access to, publishing and copying of the information by a third party is unauthorised. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
