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Mon, 12 Jun 2023 14:35:28 +0000 Received: from DB9PR03MB8847.eurprd03.prod.outlook.com ([fe80::d632:8122:75f7:7b0e]) by DB9PR03MB8847.eurprd03.prod.outlook.com ([fe80::d632:8122:75f7:7b0e%3]) with mapi id 15.20.6455.045; Mon, 12 Jun 2023 14:35:28 +0000 Message-ID: Date: Mon, 12 Jun 2023 10:35:21 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.4.0 Subject: Re: [PATCH v14 00/15] phy: Add support for Lynx 10G SerDes Content-Language: en-US To: Vladimir Oltean Cc: Vinod Koul , Kishon Vijay Abraham I , linux-phy@lists.infradead.org, Madalin Bucur , linux-arm-kernel@lists.infradead.org, Camelia Alexandra Groza , devicetree@vger.kernel.org, Rob Herring , linuxppc-dev@lists.ozlabs.org, Bagas Sanjaya , Krzysztof Kozlowski , Ioana Ciornei , Bartosz Golaszewski , =?UTF-8?B?RmVybuKUnMOtbmRleiBSb2phcw==?= , Jonas Gorski , Jonathan Corbet , Li Yang , Linus Walleij , Michael Turquette , Shawn Guo , Stephen Boyd , linux-clk@vger.kernel.org, linux-doc@vger.kernel.org, linux-gpio@vger.kernel.org References: <20230425195002.fls5cmwolyrslpad@skbuf> <20230426105140.t4yqv6irtjcwptm5@skbuf> <7c7ab84b-3c4a-4e44-b5b5-4acf733a0246@seco.com> <7c7ab84b-3c4a-4e44-b5b5-4acf733a0246@seco.com> <20230429172422.vc35tnwkekfieoru@skbuf> <20230522150010.q5zndfwcuvrb6pg2@skbuf> <22a28a6f-2c84-a6b1-bb57-a269af34c993@seco.com> <20230610222123.mzmfjx7zfw4nh2lo@skbuf> From: Sean Anderson In-Reply-To: <20230610222123.mzmfjx7zfw4nh2lo@skbuf> Content-Type: text/plain; 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X-OriginatorOrg: seco.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Jun 2023 14:35:32.6310 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 56fe191f-3c22-4406-034c-08db6b524710 X-MS-Exchange-CrossTenant-Id: bebe97c3-6438-442e-ade3-ff17aa50e733 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=bebe97c3-6438-442e-ade3-ff17aa50e733;Ip=[20.160.56.81];Helo=[inpost-eu.tmcas.trendmicro.com] X-MS-Exchange-CrossTenant-AuthSource: AM6EUR05FT030.eop-eur05.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR03MB8859 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 6/10/23 18:21, Vladimir Oltean wrote: > Hello Sean, > > On Fri, Jun 09, 2023 at 03:19:22PM -0400, Sean Anderson wrote: >> On 5/22/23 11:00, Vladimir Oltean wrote: >> > On Mon, May 22, 2023 at 10:42:04AM -0400, Sean Anderson wrote: >> >> Have you had a chance to review this driver? >> > >> > Partially / too little (and no, I don't have an answer yet). I am >> > debugging a SERDES protocol change procedure from XFI to SGMII. >> >> I'd just like to reiterate that, like I said in the cover letter, I >> believe this driver still has value even if it cannot yet perform >> protocol switching. >> >> Please send me your feedback, and I will try and incorporate it into the >> next revision. Previously, you said you had major objections to the >> contents of this series, but you still have not listed them. > > And if SERDES protocol switching was not physically possible, would this > patch set still have value? Yes. To e.g. set up SGMII25 or to fix the clocking situation. --Sean