[PATCH 3/3] arm64: dts: renesas: eagle: add EtherAVB pins

Sergei Shtylyov sergei.shtylyov at cogentembedded.com
Thu Nov 16 04:28:38 PST 2017


On 11/15/2017 11:21 PM, Sergei Shtylyov wrote:

>>>>> Add the (previously omitted) EtherAVB pin data to the Eagle board's
>>>>> device tree.
>>
>>>>> --- renesas.orig/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
>>>>> +++ renesas/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
>>>>> @@ -34,6 +34,9 @@
>>>
>>> [...]
>>>>>
>>>>> @@ -53,6 +56,11 @@
>>>>>    };
>>>>>
>>>>>    &pfc {
>>>>> +       avb_pins: avb {
>>>>> +               groups = "avb0_mdio", "avb0_mii";
>>>>
>>>>
>>>> Oh no, its'called "avb0_mdio" here, but "avb(0)_mdc" on all other
>>>> R-Car Gen3 SoCs?
>>>
>>>
>>>     Can you remember the reason? I don;t want to follow the bad example. :-)
>>
>> Sorry, I don't know.
> 
>     Hm, you seem to have participated in the related discussions for H2/M3-W...

    H3, of course...

> The reason was that omlu AVB_MDC signal was multiplexed, AVB_MDIO signal (and 

    s/omlu/only/.

> AVB MII signals) was mapped to a dedicated pin without any multiplexing, so 
> the "avb_mdc" group initially contained only AVB_MDC.
> 
>> Gr{oetje,eeting}s,

MBR, Sergei



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