linux-kernel - Re: [PATCH] mvneta: add FIXED

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Message-ID: <4827390.CWKT8ytt79@wuerfel>
Date:	Mon, 09 Nov 2015 18:12:02 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Andrew Lunn <andrew@...n.ch>,
	Florian Fainelli <f.fainelli@...il.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Stas Sergeev <stsp@...rs.sourceforge.net>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH] mvneta: add FIXED_PHY dependency

On Monday 09 November 2015 17:08:34 Russell King - ARM Linux wrote:
> They are "optional" because when you're using a DSA switch, you don't
> specify a PHY (because, there isn't one).  For example, this is what
> I'm using with an Armada 388 board with a Marvell DSA switch.  The
> DSA does not appear as a PHY, and no node in the DSA stanza can be
> referenced for a phy entry in the ethernet device's stanza.
> 
>                         eth1: ethernet@...00 {
>                                 compatible = "marvell,armada-370-neta";
>                                 reg = <0x30000 0x4000>;
>                                 interrupts-extended = <&mpic 10>;
>                                 clocks = <&gateclk 3>;
>                                 managed = "in-band-status";
>                                 phy-mode = "sgmii";
>                                 status = "okay";
>                         };
> 
> 

Ok, then it would be nice to change the binding to reflect that,
and also document the "managed" property there.

	Arnd
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