From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: Re: [PATCH v3 3/4] ARM: dts: exynos: map 0x10000 SFR instead of 0x100 in DMC Exynos5422 Date: Wed, 2 Oct 2019 19:29:31 +0200 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 Return-path: Content-Disposition: inline In-Reply-To: <20191002060455.3834-4-l.luba@partner.samsung.com> Sender: linux-kernel-owner@vger.kernel.org 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 List-Id: devicetree@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