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 X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E357C352AA for ; Wed, 2 Oct 2019 17:29:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 27FE821D81 for ; Wed, 2 Oct 2019 17:29:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570037383; bh=ixObYksDcwdxsYpVuABnzIv7db50ZTLDQefHZ5mzzVo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=U0ExJkZBqrIX/RbV2JnmQ/1n7ZZHqj4JMuJnC5qgwXummBYWTTC7T1UEZft0kt/u3 cersYIhUWSeMFa8hkl2XCMtKVURMG+0HLxggMlt55qSl8OhcPY+b6mtlbxxsL1UgvV tZcRPGpgHs2hFu+9V6hp8nHw6axjpXqJDnYJ6AiU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727357AbfJBR3j (ORCPT ); Wed, 2 Oct 2019 13:29:39 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:54143 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726669AbfJBR3j (ORCPT ); Wed, 2 Oct 2019 13:29:39 -0400 Received: by mail-wm1-f66.google.com with SMTP id i16so8085462wmd.3; Wed, 02 Oct 2019 10:29:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=knUYYHU2RbGFZMJdC/t7iP8HF/H6gnHVaApA8Esfhxo=; b=Z1xOXOi8giWYdBPsef30cFsZDIGE91qMj6llDgJPW4MAnTRsze81s3Kt21KZmE3BSc QGlspolGvKF4BNpt2F3kZ9KF/4itPArZYTl/BNoHNHP//3TfdFxYP8QozdwUA5O6mwfT tm0rnM2XkGoQCEwYUHlRVeCOl2XkRt+1tznNCmAOvGn6oQ1y4LupJCA9LZ+gAE9tZvCF FEDhvfCCq5lXO3BN5I1JrKc/iQfi3EWTk1Z+vpop+uwyzFznEJ2TuO5S8YXmSb0Lb4m1 82GSVrKRg4Z1RqNjG16aRMDX7a+k1/Fa132GGVyxOjBKuPVBMoG/s8CB8r28GVipSSCn bSSA== X-Gm-Message-State: APjAAAUST5AX9Hs/ljqKDY8T6zIZv4/vdHHvdxSLVVCTV3i0hplH4eCg SEtxQFtToUnpz44AtM5AgJM= X-Google-Smtp-Source: APXvYqyH9fArHRTfXWfzqVQgaYVpo3bxfKpOmbUVndDKpAsFqO6SiYYHhg1MSaFN+BTdgbZp7amG7Q== X-Received: by 2002:a1c:f004:: with SMTP id a4mr3750737wmb.42.1570037374987; Wed, 02 Oct 2019 10:29:34 -0700 (PDT) Received: from kozik-lap ([194.230.155.145]) by smtp.googlemail.com with ESMTPSA id n8sm11547015wma.7.2019.10.02.10.29.33 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 02 Oct 2019 10:29:34 -0700 (PDT) Date: Wed, 2 Oct 2019 19:29:31 +0200 From: Krzysztof Kozlowski To: Lukasz Luba Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, b.zolnierkie@samsung.com, kgene@kernel.org, mark.rutland@arm.com, cw00.choi@samsung.com, kyungmin.park@samsung.com, m.szyprowski@samsung.com, s.nawrocki@samsung.com, myungjoo.ham@samsung.com, robh+dt@kernel.org, willy.mh.wolff.ml@gmail.com Subject: Re: [PATCH v3 3/4] ARM: dts: exynos: map 0x10000 SFR instead of 0x100 in DMC Exynos5422 Message-ID: <20191002172931.GE21463@kozik-lap> References: <20191002060455.3834-1-l.luba@partner.samsung.com> <20191002060455.3834-4-l.luba@partner.samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20191002060455.3834-4-l.luba@partner.samsung.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Wed, Oct 02, 2019 at 08:04:54AM +0200, Lukasz Luba wrote: > There is a need to access registers at address offset near 0x10000. > These registers are private DMC performance counters, which might be used > as interrupt trigger when overflow. Potential usage is to skip polling > in devfreq framework and switch to interrupt managed bandwidth control. > > Signed-off-by: Lukasz Luba > --- > arch/arm/boot/dts/exynos5420.dtsi | 2 +- Thanks, applied but re-ordered with previous one. Applying first interrupts enables the interrupt mode which does not make sense without extended mapping Best regards, Krzysztof