From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67780C54EE9 for ; Thu, 8 Sep 2022 12:06:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229748AbiIHMGa (ORCPT ); Thu, 8 Sep 2022 08:06:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229862AbiIHMG0 (ORCPT ); Thu, 8 Sep 2022 08:06:26 -0400 Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 64B04F56E9 for ; Thu, 8 Sep 2022 05:06:25 -0700 (PDT) Received: by mail-ej1-x62f.google.com with SMTP id gb36so37477305ejc.10 for ; Thu, 08 Sep 2022 05:06:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date; bh=mB6AQyh13kd0fv1CGxxiucrKpWB/h+yUsb1SZv9l46E=; b=unapOnR1kK7iUZNBAb5o1dPcTSMZ6VOVMADB0J5vo33KG2CroOuWxyx4VKka734RoB u7/GjTFrNJ7hYTPtRSl3Rnj0Qgf3JcHAjcdk7hsTC8ynyuOanh1sYvIZK5GIE6QeB3Kp q9U4L/dJIQB8fjdbMBEQT7Wb/D5XfduP9eV0IgRgeTIPz+r7PJFmeVD3414YOAbfAO1p uyLDQRHfFUv40LFN4zpRZhE476Cx7aXIDWJbHSSevcKRv5402+3T1JUKs60f3z4PDsAd ZFO2a2yLO9Mm3uUXGe+Q+V6s92Rde0qtg36WSq1PeqJGoHhSYR2gwWh0KvAnW/q+r1+A z/Mw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date; bh=mB6AQyh13kd0fv1CGxxiucrKpWB/h+yUsb1SZv9l46E=; b=KHOicTyYDMTKNqBt1LdD6gjdz3gg0339NE0snHSz37lo1lBz+t0FtZmr5r23DSNQNG ym+XHXZFBLUWcDzF07xf1+zAJpKegqThWiL+v988imqryU/b0kAeXUXIOok0S3iacB+R xQfVtRORE6vWdFwBY0LefjPPv2eXbAB4wz8pnNJjqMq377KCENm/J1yXgUL8ZJbcdAf2 58NBELagGbLxRezVOtkyMWceip4y5rcXHJ28525lxCRhaAzoj079Y4cMNV+q+KNxxCKd yRjCxvCsTkDaLXTYaQYEVX4m4lDSmF2D6PFx6XgxjgR8/n/DHuzHZYrDSAGtFGGC2NOK I6qg== X-Gm-Message-State: ACgBeo0Q/DLrjVAk61TY8YwpWeL8DSYZ31tNQQHZEsl1JhF25Vp4mxaY Wkud+l/bZ7saC9qHD5ZaiNNGXtnvgdAgvaBGa+n1eg== X-Google-Smtp-Source: AA6agR5Dvp9OGuNPCVVVdlWorrgfzjwjqrxmFgJ2bmJ8ExZhH/gRUWkLPsiNeopT5RN5umZ2ObvhevyfM5mjumeQ5DQ= X-Received: by 2002:a17:907:1690:b0:770:80d4:ec4c with SMTP id hc16-20020a170907169000b0077080d4ec4cmr5162914ejc.690.1662638783999; Thu, 08 Sep 2022 05:06:23 -0700 (PDT) MIME-Version: 1.0 References: <20220829133923.1114555-1-martyn.welch@collabora.com> <20220829133923.1114555-2-martyn.welch@collabora.com> <9db9dcf8-6299-acec-c09e-603afde9a239@linaro.org> <97b256a7-670f-c681-424d-854d15145d24@linaro.org> In-Reply-To: <97b256a7-670f-c681-424d-854d15145d24@linaro.org> From: Linus Walleij Date: Thu, 8 Sep 2022 14:06:13 +0200 Message-ID: Subject: Re: [PATCH 2/5] dt-bindings: gpio: pca95xx: add entry for pcal6534 and PI4IOE5V6534Q To: Krzysztof Kozlowski Cc: Martyn Welch , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , kernel@collabora.com, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 31, 2022 at 3:34 PM Krzysztof Kozlowski wrote: > If you have specific+fallback compatible (e.g. diodes,pi4ioe5v6534q, > nxp,pcal6534), you can always introduce changes in the driver because it > will match to the specific one (diodes). You could even introduce > incompatible changes, if you insist, and the effect would be the same as > adding now two compatibles in the driver. I know, what I mean is that this binding should probably have fallback compatibles for the TI, Exar, Onnn and Maxim compatibles listed in the bindings, I bet they are all compatible with some nxp,pcaNNNN. We could fix that, perhaps. Yours, Linus Walleij