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 62807E77188 for ; Sun, 22 Dec 2024 14:32:26 +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:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=8kbvJ6ZTNkSZSonOhNg6QkvoM4QzFt01LqXm2URDBqI=; b=cMROqigZoXihaE5l/37haFI1rS 8KKcUwOeTHRauCb3MQhLfqb5hZt9l7dXyTwd1X7wYZpIg1DIhf0XZs2AlJhfk4YsQK8wBrvPtvHCr 4+j3uSGmOnWvzJcFYDKGOjPxLthPlpjatJ34mBgCvUJpaMKQ0+EnhRyW3dYIqdMB58J4M9qAs2DEf +DlxSqBEtZ2B3+cyqM0B+9+PtbrK+iOcbYsKDu990BAUzjWhkVAgAAkeYXfcCR42VPOSq+btX2Vtl +IkWWX32AAVOA/tr3/goy6U1+BDf3hWl/1soFOX/v3nA5HacRylHiFnl22U/0AebAt4HTyf+1Qm+U SQSLCW0Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tPN0B-00000008OFI-0WmH; Sun, 22 Dec 2024 14:32:15 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tPMsQ-00000008N6e-1YR5 for linux-arm-kernel@lists.infradead.org; Sun, 22 Dec 2024 14:24:15 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id DEC435C4B62; Sun, 22 Dec 2024 14:23:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 150F0C4CECD; Sun, 22 Dec 2024 14:24:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734877453; bh=67IEaV0C+lWBiuzQ7UAzgDZN3qTO+38r3vuerIM8WaY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=qiSINspBpvnPlbrgzX/PAKHq6RIm0LMmBvyEVHua7a7jD/WiI97JK86ZykgXzUmIq sPki6z0cIPnOrSe3e+yimDf3qvd3tMCXFh3Eu4EYLFWhKrb2+yX55M0RONvBvSJipP IGriAeu5EJiGPSgyzXTfOFBOM8Bjnes6euVBtM0CM28EE5HPobT6cKp79Mktn3GcTb +1J1vSxcQSDyr9ENtNhKnD/i5rKilUakopvaVpGiKaKNWLMfSvZnXtXn9umFSa4rZJ hGjLlHdswxoy69dcq4hlD1LV0TVKpz0Qw2ECPxlWy1SLBewAF2Yvue/ITMM/OmB9Jj xYUbdQj8/z1aA== Message-ID: <1408dcd1-9a46-4cb9-8443-5aa51d61ed56@kernel.org> Date: Sun, 22 Dec 2024 13:06:50 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/4] dt-bindings: mfd: syscon: allow two reg regions for gs101-pmu To: Peter Griffin , Rob Herring , Conor Dooley , Alim Akhtar , Krzysztof Kozlowski , Lee Jones Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, tudor.ambarus@linaro.org, andre.draszik@linaro.org, willmcvicker@google.com, kernel-team@android.com References: <20241213-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v1-0-c72978f63713@linaro.org> <20241213-contrib-pg-cpu-hotplug-suspend2ram-fixes-v1-v1-2-c72978f63713@linaro.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241222_062414_505869_97DE2AEE X-CRM114-Status: GOOD ( 10.82 ) 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 13/12/2024 17:44, Peter Griffin wrote: > To avoid dtschema warnings allow google,gs101-pmu to have > two reg regions. > > Signed-off-by: Peter Griffin > --- > I don't really like this patch, but also didn't want to submit the series > with a dtschema warning ;-) > > Possibly a better solution is when Robs patch > `mfd: syscon: Allow syscon nodes without a "syscon" compatible` [1] PMU which spans over two blocks is not a simple syscon. These would be two syscon devices. If you request regmap from such syscon, which regmap you get? I am not sure whether the PMU is really split here. Usually the main PMU was only one and additional blocks called PMU were somehow specialized per each IP block. Maybe you have here two devices, maybe only one. If it is only one, then it is not a syscon anymore, IMO. Best regards, Krzysztof