[U-Boot] [PATCH v5 1/3] net: phy: Optionally force master mode for RTL PHY

Hans de Goede hdegoede at redhat.com
Mon Mar 28 14:54:33 CEST 2016


Hi,

On 25-03-16 22:11, Joe Hershberger wrote:
> On Fri, Mar 25, 2016 at 12:22 PM, Michael Haas
> <haas at computerlinguist.org> wrote:
>> This patch introduces CONFIG_RTL8211X_PHY_FORCE_MASTER. If this
>> define is set, RTL8211x PHYs (except for the RTL8211F) will have their
>> 1000BASE-T master/slave autonegotiation disabled and forced to master
>> mode.
>>
>> This is helpful for PHYs like the RTL8211C which produce unstable links
>> in slave mode. Such problems have been found on the A20-Olimex-SOM-EVB
>> and A20-OLinuXino-Lime2.
>>
>> There is no proper way to identify affected PHYs in software as the
>> RTL8211C shares its UID with the RTL8211B. Thus, this fix requires
>> the introduction of an #ifdef.
>>
>> CC: fradav at gmail.com
>> CC: merker at debian.org
>> CC: hdegoede at redhat.com
>> CC: ijc at hellion.org.uk
>> CC: joe.hershberger at ni.com
>>
>> Signed-off-by: Michael Haas <haas at computerlinguist.org>
>> Tested-by: Karsten Merker <merker at debian.org>
>
> Acked-by: Joe Hershberger <joe.hershberger at ni.com>

Series looks good to me:

Acked-by: Hans de Goede <hdegoede at redhat.com>

Joe, how do you want to proceed with upstreaming this, shall I take
all 3 patches upstream through u-boot-sunxi ?

Regards,

Hans


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