From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH 4/7] sfc: QT2025C: Use hard reset only Date: Wed, 26 Aug 2009 18:04:15 -0700 (PDT) Message-ID: <20090826.180415.38484168.davem@davemloft.net> References: <1251310639.27345.15.camel@achroite> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, linux-net-drivers@solarflare.com To: bhutchings@solarflare.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:53164 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754512AbZH0BEB (ORCPT ); Wed, 26 Aug 2009 21:04:01 -0400 In-Reply-To: <1251310639.27345.15.camel@achroite> Sender: netdev-owner@vger.kernel.org List-ID: From: Ben Hutchings Date: Wed, 26 Aug 2009 19:17:19 +0100 > At probe time, falcon_reset_hw() performs a hard reset of the PHY > along with Falcon. There is no need to perform a soft reset later, > and any access to standard MDIO registers before the PHY firmware has > booted can interrupt the boot process, making the port unusable. > > Signed-off-by: Ben Hutchings Applied.