lkml.org 
[lkml]   [2024]   [Mar]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH 1/2] arm64: dts: mediatek: mt7622: set PHY address of MT7531 switch to 0x1f
From
On 18.03.2024 16:02, Florian Fainelli wrote:
>>> Can we call it a pseudo PHY to use a similar terminology as what is done through drivers/net/dsa/{bcm_sf2,b53}*?
>>>
>>> This is not a real PHY as in it has no actual transceiver/digital signal processing logic, this is a piece of logic that snoops for MDIO transactions at that specific address and lets you access the switch's internal register as if it was a MDIO device.
>>
>> I can get behind calling the switch a psuedo-PHY in the context of MDIO.
>> However, as described on "22.2.4.5.5 PHYAD (PHY Address)" of "22.2.4.5
>> Management frame structure" of the active standard IEEE Std 802.3™‐2022,
>> the field is called "PHY Address". The patch log doesn't give an identifier
>> as to what a switch is in the context of MDIO. Only that it listens on a
>> certain PHY address which the term complies with IEEE Std 802.3™‐2022.
>>
>> So I don't see an improvement to be made on the patch log. Feel free to
>> elaborate further.
>
> I would just s/PHY/MDIO bus address/ since that is simply more generic, but if it is not written as-is in the spec, then I won't fight it much more than I already did.

I'm not sure what you're referring to by spec. Are you asking how specific
the name of the PHYAD field is described on the standard?

Arınç

\
 
 \ /
  Last update: 2024-05-27 15:53    [W:0.043 / U:0.140 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site