[PATCH] ARM: ARMADA XP: WRT1900AC: Add support for the Ethernet switch

Gregory CLEMENT gregory.clement at free-electrons.com
Wed Mar 4 05:21:53 PST 2015


On 03/03/2015 13:52, Gregory CLEMENT wrote:
> On 03/03/2015 11:44, Andrew Lunn wrote:
>> On Tue, Mar 03, 2015 at 10:09:21AM +0100, Gregory CLEMENT wrote:
>>> Hi Andrew,
>>>
>>> On 28/02/2015 21:20, Andrew Lunn wrote:
>>>> Add a DSA section to the DT blob representing the Ethernet switch.
>>>>
>>>> Signed-off-by: Andrew Lunn <andrew at lunn.ch>
>>>> ---
>>>> This patch requires at runtime patches in net-next,
>>>> 4c732668f98b96a0fa2645ac220fd9bbc17838c4
>>>
>>> This dts fragment looks sane. The dependencies is only at runtime so
>>> it is less annoying for bissectability. So I tend applying it, however
>>> what happens if patch 4c732668f98b96a0fa2645ac220fd9bbc17838c4 is not
>>> present. Does the kernel crash? Or does it only make the Ethernet
>>> switch not available?
>>
>> Hi Gregory
>>
>> It does not crash. During probe of DSA, it fails to find the phy's
>> attached to the switch ports. This causes the probe to fail and the
>> switch drive gets unloaded.
> 
> Good. So it is safe to apply this patch to mvebu/dt now.
> 

Now applied on mvebu/dt


Thanks,

Gregory

> 
> 
>>
>>        Andrew
>>
> 
> 


-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com



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