From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Authentication-Results: lists.ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=lunn.ch (client-ip=185.16.172.187; helo=vps0.lunn.ch; envelope-from=andrew@lunn.ch; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lunn.ch Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=lunn.ch header.i=@lunn.ch header.b="ulkwRLMN"; dkim-atps=neutral Received: from vps0.lunn.ch (vps0.lunn.ch [185.16.172.187]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 45ycYM1QXVzDqVW for ; Tue, 30 Jul 2019 23:17:41 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=f6K5S1qRFYNJHT7vCxBKxMwimioP8M0YvDEtZLFUidM=; b=ulkwRLMN0NSamHlRyeWM0BYiYk roPACqXghaUfOj2riCufKHlIAWV8SXjAvG2ABaETa3G9y/D+3cp4gTfesQR8+EJujK80syg8YbMXm pIbyFAm7KCDI44IKy14Lo7QKc9BsbINHl7YZh7LH+W8RGticPo8skwayxUAleVLyz2ko=; Received: from andrew by vps0.lunn.ch with local (Exim 4.89) (envelope-from ) id 1hsS0F-0007XB-M0; Tue, 30 Jul 2019 15:17:19 +0200 Date: Tue, 30 Jul 2019 15:17:19 +0200 From: Andrew Lunn To: Vladimir Oltean Cc: Tao Ren , Florian Fainelli , Heiner Kallweit , "David S . Miller" , Arun Parameswaran , Justin Chen , netdev , lkml , Andrew Jeffery , "openbmc@lists.ozlabs.org" Subject: Re: [PATCH net-next 2/2] net: phy: broadcom: add 1000Base-X support for BCM54616S Message-ID: <20190730131719.GA28552@lunn.ch> References: <20190730002549.86824-1-taoren@fb.com> <3987251b-9679-dfbe-6e15-f991c2893bac@fb.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Jul 2019 13:17:44 -0000 > Again, I don't think Linux has generic support for overwriting (or > even describing) the operating mode of a PHY, although maybe that's a > direction we would want to push the discussion towards. RGMII to > copper, RGMII to fiber, SGMII to copper, copper to fiber (media > converter), even RGMII to SGMII (RTL8211FS supports this) - lots of > modes, and this is only for gigabit PHYs... This is something Russell King has PHYLINK patches for, which have not yet been merged. There are some boards which use a PHY as a media converter, placed between the MAC and an SFP. Andrew