netdev - RE: [PATCH] ucc_geth.c, make PHY device optional.

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Message-ID: <989B956029373F45A0B8AF0297081890D839B4@zch01exm26.fsl.freescale.net>
Date:	Wed, 4 Jul 2007 21:13:32 +0800
From:	"Li Yang-r58472" <LeoLi@...escale.com>
To:	<joakim.tjernlund@...nsmode.se>
Cc:	"linuxppc-dev Development" <linuxppc-dev@...abs.org>,
	"Netdev" <netdev@...r.kernel.org>,
	"Fleming Andy-afleming" <afleming@...escale.com>
Subject: RE: [PATCH] ucc_geth.c, make PHY device optional.

{snip}
> 
> OK, but then a new property in PHY node is needed which holds
> the initial speed and duplex.
> initial-phy-capacity = <speed duplex> ?
> This should be useful for real PHYs too if, for instance, autoneg
isn't
> working/supported/wanted.
> 
> Maybe it should be:
> initial-phy-capacity = <speed duplex autoneg>
> or
> initial-phy-capability = <speed duplex autoneg>

How about separate autoneg to a property "dumb-phy", which indicates the
PHY/switch doesn't provide MII register interface.  Therefore, it should
use the fixed speed and duplex from device node rather than registers.

- Leo
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