[U-Boot] i.mx6q PCIE

Ian Molton
2015-01-06T09:50:05Z

This commit is already in my branch, I'm afraid.

On 05/01/15 20:30, York Sun wrote:
> On 01/05/2015 12:27 PM, Fabio Estevam wrote:
>> [Adding more folks on Cc]
>>
>> On Mon, Jan 5, 2015 at 3:35 PM, Ian Molton <imolton@ad-holdings.co.uk> wrote:
>>> Hi folks,
>>>
>>> I'm attempting to bring up a custom board with an i.mx6q on it.
>>>
>>> I've added support for PCIe and E1000 ethernet, and the PCI bus scans,
>>> showing my card (Intel i210 chip)
>>>
>>> The E1000 driver bombs out during init, however.
>>>
>>> I've tried inserting code to repeatedly read the BAR for 4k (and print a
>>> ".") after bus mastering is enabled, and this manages about 70 cycles
>>> before I no longer see serial output.
>>>
>>> if I reset the board, I may or may not get any "." printed, and
>>> sometimes I get completely other characters printed (perhaps serial is
>>> losing sync?).
>>>
>>> Anyone have any ideas ?
>> York Sun has also reported issues with this driver:
>> http://lists.denx.de/pipermail/u-boot/2014-October/190602.html
>>
> To clarify, the issue I had was solved by fixing the driver, commit
> 76f8cdb2036bf86ec7193ed13129797f0a32d13d.
>
> York
>