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Thu, 09 Jul 2026 13:58:14 +0200 (CEST) Message-ID: Date: Thu, 9 Jul 2026 13:58:14 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 1/3] dt-bindings: pinctrl: mt8516/mt8167: Move compatibles from mt66xx to mt6795 To: Luca Leonardo Scorcia , Conor Dooley Cc: linux-mediatek@lists.infradead.org, Sean Wang , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20260625104742.113803-1-l.scorcia@gmail.com> <20260625104742.113803-2-l.scorcia@gmail.com> <20260625-cameo-siamese-cd78c349519c@spud> <20260625-unearth-suffering-e2c59d39da0f@spud> From: AngeloGioacchino Del Regno Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260709_125817_905421_E151E291 X-CRM114-Status: GOOD ( 12.37 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 6/26/26 11:12, Luca Leonardo Scorcia wrote: >> Usually when making ABI changes because something was inaccurate (but >> not wrong to the point that it didn't work at all) it's possible to >> support both new and old ABIs at the same time because of new properties >> etc. This is a difficult one because it's using the same properties in >> different ways. A new compatible would definitely be required for a >> genuine fresh start while retaining kernel support for the old mechanism >> in this case. > > All things considered, the cleanest solution seems to be adding a new > compatible, mark the old one as deprecated and also try to fix the old > driver code. I'll try to do that before submitting again. > Thank you for your help! You can skip the "fix the old driver code" part. The only users here are demo boards that aren't even used that much and besides, they're even hard to find. Cheers, Angelo