[U-Boot-Users] Intel Strataflash in 8-bit mode

Brad Kemp Brad.Kemp at Seranoa.com
Wed Jan 14 18:47:49 CET 2004


That seems odd since I have it running on 2x16 in parallel and 2x16 in
serial here.
How did it fail in your setup?

> -----Original Message-----
> From: listmember at orkun.us [mailto:listmember at orkun.us] 
> Sent: Wednesday, January 14, 2004 11:40 AM
> To: Brad Kemp
> Cc: Stefan Roese; Wolfgang Denk; rune.raknerud at cargoscan.com; 
> u-boot-users at lists.sourceforge.net
> Subject: RE: [U-Boot-Users] Intel Strataflash in 8-bit mode
> 
> 
> Brad,
> 
> Unfortunately, I don't have 8 bit strataflash. I can't help there.
> 
> I looked at your driver for Cogent CSB272 board intially but 
> it does not
> seem to support 2x 16-bit strataflash on a 32bit bus either.
> 
> I can help you with the driver to add such support as well. I agree a
> unified flash driver that is capable of handling various bus and port
> widths is probably a good thing. Few boards if any have odd ball
> configurations that need a custom driver. Most newer flash are CFI
> compliant.
> 
> Regards,
> Tolunay
> 
> > All the drivers are derived from my original strataflash driver.
> > There is a problem with 8bit wide detection in the flash_cfi_detect
> > routine.
> > The work around is to hardcode the port width after 
> flash_cfi_detect is
> > called. I believe I understand the problem, but
> > I have no access to 8bit hardware.
> > If some one is willing to help debug the problem with 8 bit wide
> > protection, I will take on fixing the strataflash driver 
> and moving it
> > to the drivers directory.
> > This driver does include support for 64 bit wide flash and 
> access to the
> > write once areas.
> > Is anyone willing and able to work with me?
> > Brad
> 
> 




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