[U-Boot] Nor Flash SST39VF6402B cfi compliant support

Stefan Roese
2010-07-19T07:52:23Z

Hi Fabio,

On Thursday 15 July 2010 11:55:17 Fabio Giovagnini wrote:
> In my experience the SST39VF6402B has become full compliant with CFI mtd
> interface just few linux kernel ago. In linux 2.6.17 it was not.
> I'm developing on
> U-Boot 2010.06-rc2-07985-g53f7677-dirty (lug 15 2010 - 11:41:21)
>
> is it compliant with SST39VF6402B
>
> Is among of you other people using on their own board such a flash?

No. I haven't used those SST parts for a long time. But I assume that its
still not 100% CFI compliant. But you can use the legacy infrastructure to add
support to it. Shouldn't be to difficult. Take a look at:

CONFIG_FLASH_CFI_LEGACY

and

drivers/mtd/jedec_flash.c

Cheers,
Stefan

--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-0 Fax: (+49)-8142-66989-80 Email: office at denx.de