From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751620AbdJEN0b (ORCPT ); Thu, 5 Oct 2017 09:26:31 -0400 Received: from us01smtprelay-2.synopsys.com ([198.182.60.111]:42446 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751280AbdJEN03 (ORCPT ); Thu, 5 Oct 2017 09:26:29 -0400 From: Eugeniy Paltsev To: "Eugeniy.Paltsev@synopsys.com" , "Vineet Gupta" , "linux-snps-arc@lists.infradead.org" CC: "linux-kernel@vger.kernel.org" , "Alexey.Brodkin@synopsys.com" , "robh+dt@kernel.org" , "devicetree@vger.kernel.org" Subject: Re: [PATCH v3] ARC: [plat-hsdk]: Add reset controller node to manage ethernet reset Thread-Topic: [PATCH v3] ARC: [plat-hsdk]: Add reset controller node to manage ethernet reset Thread-Index: AQHTM8K8f3bzYdLvP0uRoird2kH3lqLVK/oAgAAGDQA= Date: Thu, 5 Oct 2017 13:26:25 +0000 Message-ID: <1507209984.3461.13.camel@synopsys.com> References: <20170922164911.1125-1-Eugeniy.Paltsev@synopsys.com> <64d3fb1d-8d6e-3c5f-f143-c3e6a205a95b@synopsys.com> In-Reply-To: <64d3fb1d-8d6e-3c5f-f143-c3e6a205a95b@synopsys.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.121.8.106] Content-Type: text/plain; charset="utf-8" Content-ID: <9626F571CBEF0744A2D23A138DFD0926@internal.synopsys.com> MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by nfs id v95DQaNn027126 On Thu, 2017-10-05 at 06:04 -0700, Vineet Gupta wrote: > Hi Eugeniy, > > On 09/22/2017 09:49 AM, Eugeniy Paltsev wrote: > > DW ethernet controller on HSDK hangs sometimes after SW reset, so > > add reset node to make possible to reset DW ethernet controller HW. > > > > Signed-off-by: Eugeniy Paltsev > > --- > > Changes v2 -> v3: > >    * Remove v1 suffix as we finaly got rid of v1 suffix in reset > >      driver and docs. > >    * Rename reset node to "reset-controller" for consistency with > >      the other bindings. > > > > Changes v1 -> v2: > >    * Enable HSDK reset driver in hsdk_defconfig > > Revisiting this given that changes to driver have been merged upstream: we  > currently carry a reset workaround for axs+ethernet, i.e. your patch > >      ARC: [plat-axs103] Add temporary quirk to reset ethernet IP > > But there's nothing similar for HSDK. IOW, we don't need to revert anything foro  > hsdk, after this gets applied ? That’s correct. We don't need to revert anything for hsdk. We only need to apply this patch. > -Vineet --  Eugeniy Paltsev