[U-Boot] [PATCH 1/1] i.MX6: mx6qsabrelite: README: don't pass chip-select to sf probe command

Eric Nelson eric.nelson at boundarydevices.com
Wed Apr 3 16:06:48 CEST 2013


On 04/03/2013 02:25 AM, Stefano Babic wrote:
> On 25/03/2013 17:13, Javier Martinez Canillas wrote:
>> since commit "c1173bd0: sf command: allow default bus and chip selects"
>> the chip-select and bus arguments for the sf probe command are optional.
>>
>
> Hi Javier,
>
>> Even when passing the chip-select to sf probe says to be optional, it
>> makes "sf erase" and "sf write" to fail on a mx6qsabrelite board. e.g:
>>
>> MX6QSABRELITE U-Boot > sf probe 1
>> MX6QSABRELITE U-Boot > sf erase 0 0x40000
>> SPI flash erase failed
>> MX6QSABRELITE U-Boot > sf write 0x10800000 0 0x40000
>> SPI flash write failed
>
> Well, the real reason is that the passed chipselect is wrong. Checking
> in the configuration file, I see that the value to be passed should be
> 0x7300. I suppose (I am not testing) that "sf probe 0x7300" make sf
> erase and sw write working.
>
It's 0x5300 as listed in commit c1173bd0.

And the SABRE Lite README definitely needs updates.

Regards,


Eric


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