netdev - Re: [PATCH v6 0/3] netdev/of/phy: MDIO bus multiplexer support.

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Message-ID: <4FB6C886.3050105@freescale.com>
Date:	Fri, 18 May 2012 17:09:10 -0500
From:	Timur Tabi <b04825@...escale.com>
To:	David Daney <ddaney.cavm@...il.com>
CC:	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: [PATCH v6 0/3] netdev/of/phy: MDIO bus multiplexer support.

David Daney wrote:
>> > I'm not sure what the "parent" MDIO bus node is supposed to represent.
>> >   Is that that device that actually controls the muxing hardware

> No.  It is the device that implements the master 802.3 clause {22,45} 
> MDIO Station Management (STA) protocol.

Ah, I think I get it.  It is *the* MDIO node that would normally exist if
muxing we're necessary on the board.  From the looks of it, that node
would look exactly the same if you didn't need muxing?

-- 
Timur Tabi
Linux kernel developer at Freescale

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