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From: wg@grandegger.com (Wolfgang Grandegger)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] net: fec: Add support for multiple phys on mdiobus
Date: Mon, 21 Jan 2013 09:56:24 +0100	[thread overview]
Message-ID: <50FD02B8.8080401@grandegger.com> (raw)
In-Reply-To: <1358757475-21035-1-git-send-email-s.hauer@pengutronix.de>

On 01/21/2013 09:37 AM, Sascha Hauer wrote:
> There may be multiple phys on an mdio bus. This series adds support
> for this to the fec driver. I recently had a board which has a switch
> connected to the fec's mdio bus, so I had to pick the correct phy.

Pick one PHY from a switch port? Well, does a PHY-less (or fixed-link)
configuration for a switch not make more sense? Various ARM Ethernet
contoller drivers do not support it. I recently needed a hack for an
AT91 board.

Wolfgang.

WARNING: multiple messages have this Message-ID (diff)
From: Wolfgang Grandegger <wg@grandegger.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: netdev@vger.kernel.org, shawn.guo@linaro.org,
	davem@davemloft.net, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] net: fec: Add support for multiple phys on mdiobus
Date: Mon, 21 Jan 2013 09:56:24 +0100	[thread overview]
Message-ID: <50FD02B8.8080401@grandegger.com> (raw)
In-Reply-To: <1358757475-21035-1-git-send-email-s.hauer@pengutronix.de>

On 01/21/2013 09:37 AM, Sascha Hauer wrote:
> There may be multiple phys on an mdio bus. This series adds support
> for this to the fec driver. I recently had a board which has a switch
> connected to the fec's mdio bus, so I had to pick the correct phy.

Pick one PHY from a switch port? Well, does a PHY-less (or fixed-link)
configuration for a switch not make more sense? Various ARM Ethernet
contoller drivers do not support it. I recently needed a hack for an
AT91 board.

Wolfgang.

  parent reply	other threads:[~2013-01-21  8:56 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-21  8:37 [PATCH] net: fec: Add support for multiple phys on mdiobus Sascha Hauer
2013-01-21  8:37 ` Sascha Hauer
2013-01-21  8:37 ` [PATCH 1/2] net: fec: refactor dt probing Sascha Hauer
2013-01-21  8:37   ` Sascha Hauer
2013-01-21 17:48   ` Baruch Siach
2013-01-21 17:48     ` Baruch Siach
2013-01-21 18:27     ` Sascha Hauer
2013-01-21 18:27       ` Sascha Hauer
2013-01-21  8:37 ` [PATCH 2/2] net: fec: Add support for phys from devicetree Sascha Hauer
2013-01-21  8:37   ` Sascha Hauer
2013-01-21  8:56 ` Wolfgang Grandegger [this message]
2013-01-21  8:56   ` [PATCH] net: fec: Add support for multiple phys on mdiobus Wolfgang Grandegger
2013-01-21 10:07   ` Sascha Hauer
2013-01-21 10:07     ` Sascha Hauer
2013-01-21 11:07     ` Wolfgang Grandegger
2013-01-21 11:07       ` Wolfgang Grandegger
2013-01-21 11:12       ` Florian Fainelli
2013-01-21 11:12         ` Florian Fainelli
2013-01-21 11:33         ` Wolfgang Grandegger
2013-01-21 11:33           ` Wolfgang Grandegger
2013-01-21 11:56         ` Sascha Hauer
2013-01-21 11:56           ` Sascha Hauer
2013-01-21 12:06       ` Sascha Hauer
2013-01-21 12:06         ` Sascha Hauer
2013-01-22  7:22         ` Wolfgang Grandegger
2013-01-22  7:22           ` Wolfgang Grandegger
2013-01-22 14:47           ` Florian Fainelli
2013-01-22 14:47             ` Florian Fainelli
2013-01-22 15:03             ` Wolfgang Grandegger
2013-01-22 15:03               ` Wolfgang Grandegger
2013-01-22 15:19               ` Florian Fainelli
2013-01-22 15:19                 ` Florian Fainelli
2013-01-22 15:26                 ` Wolfgang Grandegger
2013-01-22 15:26                   ` Wolfgang Grandegger

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