Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752686AbdFNP0f (ORCPT ); Wed, 14 Jun 2017 11:26:35 -0400 Received: from mail-ot0-f169.google.com ([74.125.82.169]:35078 "EHLO mail-ot0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751920AbdFNP0c (ORCPT ); Wed, 14 Jun 2017 11:26:32 -0400 Date: Wed, 14 Jun 2017 10:26:30 -0500 From: Rob Herring To: =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= Cc: Kishon Vijay Abraham I , Yendapally Reddy Dhananjaya Reddy , Jon Mason , Florian Fainelli , linux-arm-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= Subject: Re: [PATCH V2 4/5] dt-bindings: phy: Modify Broadcom NS USB 3.0 PHY binding to use MDIO Message-ID: <20170614152630.j2pq7fnqxdnu6chf@rob-hp-laptop> References: <20170511132925.14564-1-zajec5@gmail.com> <20170608200428.9187-1-zajec5@gmail.com> <20170608200428.9187-5-zajec5@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20170608200428.9187-5-zajec5@gmail.com> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1101 Lines: 24 On Thu, Jun 08, 2017 at 10:04:27PM +0200, Rafał Miłecki wrote: > From: Rafał Miłecki > > Thanks to work done by Broadcom explaining their USB 3.0 PHY details we > know it's attached to the MDIO bus. Use this knowledge to update the > binding: make it a subnode to the MDIO bus and rework way of specifying > required registers. This will describe hardware more precisely and will > allow to support (describe) more devices attached to the MDIO. > > While compatibility strings remain the same there isn't a direct > conflict (compatibility breakage) for the binding. Originally it wasn't > supposed to be used for MDIO subnode so this change should be safe > unless some operating system was probing MDIO subnodes as standalone > devices. > > Signed-off-by: Rafał Miłecki > --- > V2: Extend commit message to better describe reason and includ info on > (non-)breakage. > --- > .../devicetree/bindings/phy/bcm-ns-usb3-phy.txt | 27 +++++++++++++++------- > 1 file changed, 19 insertions(+), 8 deletions(-) Acked-by: Rob Herring