Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752624AbdLERgB (ORCPT ); Tue, 5 Dec 2017 12:36:01 -0500 Received: from vps0.lunn.ch ([185.16.172.187]:47488 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751416AbdLERf7 (ORCPT ); Tue, 5 Dec 2017 12:35:59 -0500 Date: Tue, 5 Dec 2017 18:35:51 +0100 From: Andrew Lunn To: Richard Leitner Cc: robh+dt@kernel.org, mark.rutland@arm.com, fugang.duan@nxp.com, f.fainelli@gmail.com, frowand.list@gmail.com, davem@davemloft.net, geert+renesas@glider.be, sergei.shtylyov@cogentembedded.com, baruch@tkos.co.il, david.wu@rock-chips.com, lukma@denx.de, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, richard.leitner@skidata.com Subject: Re: [PATCH net-next v3 3/4] net: phy: smsc: LAN8710/20: add PHY_RST_AFTER_CLK_EN flag Message-ID: <20171205173551.GO12805@lunn.ch> References: <20171205132600.13796-1-dev@g0hl1n.net> <20171205132600.13796-4-dev@g0hl1n.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171205132600.13796-4-dev@g0hl1n.net> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 583 Lines: 15 On Tue, Dec 05, 2017 at 02:25:59PM +0100, Richard Leitner wrote: > From: Richard Leitner > > The Microchip/SMSC LAN8710/LAN8720 PHYs need (according to their > datasheet [1]) a continuous REF_CLK when configured to "REF_CLK In Mode". > Therefore set the PHY_RST_AFTER_CLK_EN flag for those PHYs to let the > ETH driver reset them after the REF_CLK is enabled. > > [1] http://ww1.microchip.com/downloads/en/DeviceDoc/00002165B.pdf > > Signed-off-by: Richard Leitner Reviewed-by: Andrew Lunn Andrew