[meta-xilinx] QSPI Issues related to Linux 4.9

[Mike Looijmans]

I re-sent the three patches as series to git-dev at xilinx.com with a CC to you.

Mike.

On 28-11-17 19:56, Manjukumar Harthikote Matha wrote:
> Hi Mike,
> 
> Thanks for your work, please send patches to git-dev at xilinx.com
> 
> Thanks,
> Manju
> 
>> 

Kind regards,

Mike Looijmans
System Expert

TOPIC Products
Materiaalweg 4, NL-5681 RJ Best
Postbus 440, NL-5680 AK Best
Telefoon: +31 (0) 499 33 69 79
E-mail: mike.looijmans at topicproducts.com
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-----Original Message-----
>> From: meta-xilinx-bounces at yoctoproject.org [mailto:meta-xilinx-
>> bounces at yoctoproject.org] On Behalf Of Mike Looijmans
>> Sent: Monday, November 27, 2017 2:57 AM
>> To: Martin Siegumfeldt <mns at gomspace.com>; meta-xilinx at yoctoproject.org
>> Subject: Re: [meta-xilinx] QSPI Issues related to Linux 4.9
>>
>> There are several bugs (at least 3) in the Xilinx tree relating to QSPI, I
>> implemented fixes in our tree and sent patches to git at xilinx.com (with CC to
>> several Xilinx people).
>>
>> I did not receive any feedback so far.
>>
>> I get the impression that the git at xilinx.com e-mail is no longer in use.
>> Better suggestions are welcome.
>>
>> The QSPI code from Xilinx is not part of mainline Linux (and for good reason
>> it seems), so sending patches to mainline linux is pointless.
>>
>> (If you're designing Zynq boards, my advice for now is to steer away from the
>> dual-qspi config, it's almost useless on the Zynq and forces you to use
>> Xilinx' tree instead of mainline)
>>
>>
>>
>> On 24-11-17 14:02, Martin Siegumfeldt wrote:
>>> Hi,
>>>
>>> I recently updated the Linux kernel for a custom board based on z7k from Xilinx
>> version 4.6 to 4.9, and spend a few days debugging issues related to the QSPI flash
>> (n25q512a13). By coincidence I stumbled upon https://github.com/topic-embedded-
>> products/linux/commit/8f89736e4e4c116b442f56b3414c33b36f99bc18#diff-
>> 49f4e70fe9e60ff773b57164b9e03dbb (thanks Mike) which resolved the issue. It
>> looks like this commit has been left out during the 4.9 transition. Since I am
>> apparently not  the only one encountering this issue I wonder if this is planned fixed
>> upstream (upstream as in the Xilinx fork I mean)
>>>
>>> Thanks,
>>> Martin
>>>
>>
>>
>>
>> Kind regards,
>>
>> Mike Looijmans
>> System Expert
>>
>> TOPIC Products
>> Materiaalweg 4, NL-5681 RJ Best
>> Postbus 440, NL-5680 AK Best
>> Telefoon: +31 (0) 499 33 69 79
>> E-mail: mike.looijmans at topicproducts.com
>> Website: www.topicproducts.com
>>
>> Please consider the environment before printing this e-mail
>>
>>
>>
>> --
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