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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9DB56C982ED for ; Mon, 21 Sep 2026 18:52:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ynllzazNvLa6sdXptheLKncoSIIa92ngh94S7ablR5Q=; b=jfJiFq8aD9IUoltj29Afqq80ZB LGc7QT29nW/pvBSPgXt8HOV3B3o5FT+7auQ8n2TdyRhz6YW46aUNxwVt3yn9Pt0sx0hO/LPSmvZq5 gZKOH40T2P7TBkxaRgljXlN1qyAIGAT5rAy8kQMMwiTltS22LcWpRg/3rA6jKWYGL/AeUdVfp5E+D a2mt1XyEaLxx1P3mxUq29Spd1Fkui0+vmcImlSijHhGQIlk6v4VUdei/wY5lyRCTU2g6qq8npFDyd WEYkYxeWMoYAWRQS9BRfohW+hML5coJHnhHjX3AwtDMLI7bjiSb5M0s2hjZgtRvWte6ZDu39x+iJT aoxTGvpg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8j7b-00000003Aqy-2ski; Mon, 21 Sep 2026 18:52:12 +0000 Received: from smtpout-04.galae.net ([185.171.202.116]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8j7W-00000003Aos-16im; Mon, 21 Sep 2026 18:52:09 +0000 Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-04.galae.net (Postfix) with ESMTPS id B3FBFC5CD60; Mon, 21 Sep 2026 18:52:47 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 4AFB25FFB2; Mon, 21 Sep 2026 18:52:01 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 025ED10328D5D; Mon, 21 Sep 2026 20:51:51 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1790016716; h=from:subject:date:message-id:to:cc:mime-version:content-type: in-reply-to:references; bh=ynllzazNvLa6sdXptheLKncoSIIa92ngh94S7ablR5Q=; b=EQ+P/mLVE8/BKXKD/OxABygryvUhWzVKUliyIZQZ9zBKQIsd5cEGBgNogarz+dTxnt0cvQ n5z151+B1RU62F5ely8avEytG+VufUox8Z81DuxyAmBGTyinkg2dcidf+hAdL9MOhMg0UH l2YFQN51bAf3uxcjxHDvpzm9iqTco5GTSb8dDVU1CPc5LIeiI6AsKkRuJvSL18PHSXVvF8 HWA6LC0Z49eD3Nz9qESVkQyas9qtld+oxB7cyIf4+Hj50jkF9VTIw6NjUhRM8gMn0hp9Ii rDQ+MH+nEwDK1vcgyg+ZV4ZMW+3PEI9lPDMMl3BmvR/5Tmwdjxx7cR26AXsdow== Date: Mon, 21 Sep 2026 20:51:51 +0200 From: Alexandre Belloni To: Stefan Wahren Cc: Krzysztof Kozlowski , Sander Speetjens , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Jonathan Bell , linux-rtc@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v3 1/2] dt-bindings: rtc: Add property for Raspberry Pi 5 RTC Message-ID: <202609211851510a4eec42@mail.local> References: <20260917135841.841680-1-sander.speetjens@gmail.com> <20260917135841.841680-2-sander.speetjens@gmail.com> <20260918-steadfast-unselfish-loris-996d7d@quoll> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260921_115206_463585_CD7B9DB6 X-CRM114-Status: GOOD ( 10.60 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 18/09/2026 15:27:55+0200, Stefan Wahren wrote: > Am 18.09.26 um 13:44 schrieb Krzysztof Kozlowski: > > On Thu, Sep 17, 2026 at 03:58:40PM +0200, Sander Speetjens wrote: > > > Add trickle-voltage-millivolt property for the Raspberry Pi 5 RTC. > > Why? Describe the hardware, the need, not the diff. > Is this something we can avoid by making this configurable via userspace / > hw_clock --param-set=parameter=value ? I don't think so, the battery, once select is unlikely to change and so having it is the device tree is describing the HW properly. -- Alexandre Belloni, co-owner and COO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com