[U-Boot-Users] AMD Flash not responding to Autoselect

Wolfgang Denk wd at denx.de
Fri Jan 16 09:01:35 CET 2004

In message <20040116065725.3643.qmail at web10601.mail.yahoo.com> you wrote:
> I am using AMD 29F160 2MB on board flash on a custom
> board. I am using the sbc8260/flash.c as the driver

Are you sure this was a good choice? Why?

> /* Reset and Write auto select command: read
> Manufacturer ID */
>     addr[0] = 0xf0f0f0f0;
>     addr[0x0555] = 0xAAAAAAAA;
>     addr[0x02AA] = 0x55555555;
>     addr[0x0555] = 0x90909090;
>     udelay (1000);

Is your flash really 4 chips in 8 bit mode?

> the flash base. Any solutions?

Check if the flash driver matches your hardware.

Best regards,

Wolfgang Denk

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