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 99417C77B7A for ; Thu, 18 May 2023 14:30:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230188AbjEROaL (ORCPT ); Thu, 18 May 2023 10:30:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230049AbjEROaK (ORCPT ); Thu, 18 May 2023 10:30:10 -0400 Received: from mail-ej1-x634.google.com (mail-ej1-x634.google.com [IPv6:2a00:1450:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 70CB510D8 for ; Thu, 18 May 2023 07:30:09 -0700 (PDT) Received: by mail-ej1-x634.google.com with SMTP id a640c23a62f3a-95fde138693so256109466b.0 for ; Thu, 18 May 2023 07:30:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1684420208; x=1687012208; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=ls9dh09ENn+6fe7/vJfQ3VRRA3BvM+SzwILtRYqYDnY=; b=gmPlnPCVhoaDyNM6MVkkA+adWeyXH6HJGFhbf/nfIqTlGlqGsVnLn04An3U9rEPO0s i6YZlC75MQrfgjQ5q72+dXms7qtFHKQIfxNROdkZuIwALMy5As1QW/Z7pGHbvKHLG1Q0 l12B9BDX/Cbq2nphP+4VNPefTIIDA/mLFKVDv837iarGLmlVwMtXd3uasm/gYzIcrwuC KFjxUUz2bsZuc6EQXrTH93cuLUY2+7fOwdRRXQfcqXS0wp0X3Eo8cETYuLsG8Wz9Z/zZ zqbzDeyQ5oLf0HontaNENmBf1BPTXNHqaaHP6o3lpyQArrn0/iT8zD72OrdAN4gdZZed UChQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684420208; x=1687012208; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ls9dh09ENn+6fe7/vJfQ3VRRA3BvM+SzwILtRYqYDnY=; b=L/i1g7IEyi/Zti2jGxU5sOagVHYnXL2WdjDE6K4E9GoEDmLwr+n2Wpry7RxH2Psg2H GxT/BZOjvcskeNzYbPLhiPAfYVUo/OLWzoUzbABvWHaqyclrH3z0f7O7e6hl8Iqp/LDn qOS/1fUOqlmti4dLZ0xCczU81vN12eC9QFLlNcXJUYJmejIfOoeRNv4TulNTXr1NMZM9 7UUkOGLxUL0uSGh+2gD+W71Kiqi6k42DlbaDhSAurX9HYCcfssjZvoTXz3yYvr0ekTka RqAWv4Zmf6wj/LQTDTkL/cpdEnocXiACc8cX+yo/XLVc9I7a2PwMLayDjDtyeCp1QCDh rgbw== X-Gm-Message-State: AC+VfDzGcJ+iP8O6kwLjOWi+CaYqCwMYE9SxbhQUMLgCLCiV8FU4cAGa J3thkTzFq51WKPhEugCJsKRDMQ== X-Google-Smtp-Source: ACHHUZ7RefkcnOCKj936lk8NtLACFEYhXjwqbckO2ALsSctKMH6+At3thKKYt2nncaO0HVsKNm4hbw== X-Received: by 2002:a17:907:94ce:b0:965:77d2:7802 with SMTP id dn14-20020a17090794ce00b0096577d27802mr6149261ejc.0.1684420207747; Thu, 18 May 2023 07:30:07 -0700 (PDT) Received: from ?IPV6:2a02:810d:15c0:828:7e24:6d1b:6bf:4249? ([2a02:810d:15c0:828:7e24:6d1b:6bf:4249]) by smtp.gmail.com with ESMTPSA id y13-20020a1709063a8d00b009596e7e0dbasm1036175ejd.162.2023.05.18.07.30.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 18 May 2023 07:30:05 -0700 (PDT) Message-ID: <1ad00eb9-7bcb-b93a-191e-7673c835c31e@linaro.org> Date: Thu, 18 May 2023 16:30:03 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH v2 1/3] dt-bindings: nvmem: syscon: Add syscon backed nvmem bindings Content-Language: en-US To: Marek Vasut , linux-arm-kernel@lists.infradead.org, Daniel Golle Cc: Alexandre Torgue , Conor Dooley , Krzysztof Kozlowski , Maxime Coquelin , Rob Herring , Srinivas Kandagatla , devicetree@vger.kernel.org, kernel@dh-electronics.com, linux-stm32@st-md-mailman.stormreply.com References: <20230517152513.27922-1-marex@denx.de> From: Krzysztof Kozlowski In-Reply-To: <20230517152513.27922-1-marex@denx.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 17/05/2023 17:25, Marek Vasut wrote: > Add trivial bindings for driver which permits exposing syscon backed > register to userspace. This is useful e.g. to expose U-Boot boot > counter on various platforms where the boot counter is stored in > random volatile register, like STM32MP15xx TAMP_BKPxR register. > > Signed-off-by: Marek Vasut > --- Let me also leave a note here - cross linking for all parties: Please propose a solution solving also mediatek,boottrap, probably extendable to range of registers. Other solution is what Rob mentioned - this might not be suitable for generic binding and device. Best regards, Krzysztof