From mboxrd@z Thu Jan 1 00:00:00 1970 From: wg@grandegger.com (Wolfgang Grandegger) Date: Mon, 21 Jan 2013 09:56:24 +0100 Subject: [PATCH] net: fec: Add support for multiple phys on mdiobus In-Reply-To: <1358757475-21035-1-git-send-email-s.hauer@pengutronix.de> References: <1358757475-21035-1-git-send-email-s.hauer@pengutronix.de> Message-ID: <50FD02B8.8080401@grandegger.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfgang Grandegger Subject: Re: [PATCH] net: fec: Add support for multiple phys on mdiobus Date: Mon, 21 Jan 2013 09:56:24 +0100 Message-ID: <50FD02B8.8080401@grandegger.com> References: <1358757475-21035-1-git-send-email-s.hauer@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, shawn.guo@linaro.org, davem@davemloft.net, linux-arm-kernel@lists.infradead.org To: Sascha Hauer Return-path: In-Reply-To: <1358757475-21035-1-git-send-email-s.hauer@pengutronix.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org List-Id: netdev.vger.kernel.org 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.