[PATCH v3 0/8] arm64: rockchip: Initial GeekBox enablement

Gabriel Fernandez gabriel.fernandez at linaro.org
Tue Mar 8 02:33:21 PST 2016


On 8 March 2016 at 11:24, Giuseppe CAVALLARO <peppe.cavallaro at st.com> wrote:
> On 3/8/2016 11:03 AM, Gabriel Fernandez wrote:
>>
>> Hi Andreas and Dinh  Thanks for your feedback i will check it.
>
>
> hmm, I was looking at the code and indeed I have some doubt on
> mdio_bus_data management that the patch changes explaining
> why the Andreas's box fails and phy_add is not detected.
>
> Keep the sync
>
> peppe
>

Okay Thanks Peppe

Gabriel

>
>
>> Best regards
>>
>> Gabriel
>>
>> On 8 March 2016 at 00:22, Dinh Nguyen <dinh.linux at gmail.com> wrote:
>>>
>>> On Mon, Mar 7, 2016 at 11:15 AM, Andreas Färber <afaerber at suse.de> wrote:
>>>>
>>>> Am 07.03.2016 um 16:52 schrieb Giuseppe CAVALLARO:
>>>>>
>>>>> On 3/7/2016 4:46 PM, Andreas Färber wrote:
>>>>>>
>>>>>> Am 07.03.2016 um 16:09 schrieb Giuseppe CAVALLARO:
>>>>>>>
>>>>>>> On 3/7/2016 3:27 PM, Andreas Färber wrote:
>>>>>>>>
>>>>>>>> Indeed, reverting Gabriel's commit fixes the observed error messages
>>>>>>
>>>>>> [...]
>>>>>>>>
>>>>>>>> However, I am unable to ping any hosts on the network now.
>>>>>>>
>>>>>>>
>>>>>>> hmm, this could be another problem. I wonder if you can
>>>>>>> check which recent patch is introducing the problem on ARM64.
>>>>>>> For example if this depends on Oct_2015 update.
>>>>>>
>>>>>>
>>>>>> I've had success reverting drivers/net/ethernet/stmicro/ up to and
>>>>>> including "stmmac: first frame prep at the end of xmit routine", i.e.
>>>>>> top 7 commits.
>>>>>
>>>>>
>>>>> Andreas, I will check it and let you know asap.
>>>>
>>>>
>>>> I verified that it's just these two commits that I need to revert:
>>>>
>>>> "stmmac: Fix 'eth0: No PHY found' regression"
>>>> "stmmac: first frame prep at the end of xmit routine"
>>>>
>>>> Those in between don't cause conflicts and seem to work okay.
>>>>
>>>
>>> I'm seeing the same issue on the SoCFPGA platform:
>>>
>>> libphy: PHY stmmac-0:ffffffff not found
>>> eth0: Could not attach to PHY
>>> stmmac_open: Cannot attach to PHY (error: -19)
>>>
>>> If I just revert:
>>>
>>>   "stmmac: Fix 'eth0: No PHY found' regression"
>>>
>>> then the issue goes away.
>>>
>>> Thanks,
>>> Dinh
>>
>>
>>
>



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