From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756570AbcKKNDK (ORCPT ); Fri, 11 Nov 2016 08:03:10 -0500 Received: from mailout3.samsung.com ([203.254.224.33]:58454 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754978AbcKKNDI (ORCPT ); Fri, 11 Nov 2016 08:03:08 -0500 X-AuditID: b6c32a4a-f79426d000001a38-e7-5825c1896ecf Message-id: <5825C121.6050708@samsung.com> Date: Fri, 11 Nov 2016 18:31:21 +0530 From: Alim Akhtar User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 MIME-version: 1.0 To: Robin Murphy , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: catalin.marinas@arm.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, krzk@kernel.org Subject: Re: [PATCH] arm64: dts: Add ARM PMU node for exynos7 In-reply-to: <4922ada9-2eb2-f0cf-e4b1-a74f4397f97c@arm.com> Content-type: text/plain; charset=windows-1252; format=flowed Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrKKsWRmVeSWpSXmKPExsWy7bCmhW7nQdUIg6//BSzeL+thtDh/fgO7 xabH11gtLu+aw2Yx4/w+JouDH56wWrz8eILFgd1jzbw1jB6bVnWyeWxeUu/xeZNcAEtUqk1G amJKapFCal5yfkpmXrqtkndwvHO8qZmBoa6hpYW5kkJeYm6qrZKLT4CuW2YO0AFKCmWJOaVA oYDE4mIlfTubovzSklSFjPziElulaENDIz1DA3M9IyMjPROjWCsjU6CShNSMz5cPsxRc5a74 +LyDtYFxMWcXIyeHhICJxIampywQtpjEhXvr2boYuTiEBHYwSrRMXsYC4XxmlJj8+TATTMec vjlQiQ2MEt9bfrCDJHgFtCR2979nBbFZBFQlZuw5wQZiswloS9ydvgWsWVQgQuLwlFNQ9YIS J2c+AVstIlAksev1RTCbWSBR4sm2qcwgtrCArcTKCW1gMzkFrCWWLLjABlHjKPHn8SFWCFte YvvbOcwgB0kIdLNLdLXuARrEAeTISmw6wAxhukgcv5MBcb+wxKvjW9ghbCmJVzuuQbW2M0rc m/COFcKZwSjRufYt1Mf2EgeuzIE6jk+i4/BfdoihvBIdbUIQpofEy20WENWOEm/vLoKG4mlG ibs7bjJNYJSbheTlWUhemIXkhQWMzKsYxVILinPTU4uNCsz0ihNzi0vz0vWS83M3MYKTnJbX DsZl53wOMQpwMCrx8EpkqUYIsSaWFVfmHmKU4GBWEuG1OwAU4k1JrKxKLcqPLyrNSS0+xGgK jJKJzFKiyfnABJxXEm9oYmZoYmRiYG5mYWGiJM7LH64SISSQnliSmp2aWpBaBNPHxMEp1cBo FXSydoFGjsb8p59Y5t/rz611MnvjIuLzYtfOWb6MZ1MWscjvuTlveqit3rWS6MMmykFbJrdt /flhpveW85EftbkyJdNOmf1YdF45IVl2jdyLN1OmKjac+KGT2vWBXXXXW5G6U8Xv0/4nTDFi CPJ+wKZcc3ZtvNfy/Sm3swJ3OsSedf4rvuGcEktxRqKhFnNRcSIAJV0yB4gDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrIIsWRmVeSWpSXmKPExsWSneMpo9txUDXCYMFTLYv3y3oYLc6f38Bu senxNVaLy7vmsFnMOL+PyeLghyesFi8/nmBxYPdYM28No8emVZ1sHpuX1Ht83iQXwBLlZpOR mpiSWqSQmpecn5KZl26rFBripmuhpJCXmJtqqxSh6xsSpKRQlphTCuQZGaABB+cA92AlfbsE t4zPlw+zFFzlrvj4vIO1gXExZxcjJ4eEgInEnL45LBC2mMSFe+vZuhi5OIQE1jFKTG2dwQaS 4BXQktjd/54VxGYRUJWYsecEWJxNQFvi7vQtTCC2qECYxMej66DqBSVOznwCNlREoFii/+Ar MJtZIEni64wnYDXCArYSKye0sUIsO84o0XltJViCU8BaYsmCC2wQDbYSd+buZoaw5SW2v53D PIGRfxaSHbOQlM1CUraAkXkVo1hqQXFuem5xgYGRXnFibnFpXrpecn7uJkZg9Gw7rCS+g3HW Cq9DjAIcjEo8vJX7VCOEWBPLiitzDzFKcDArifDaHQAK8aYkVlalFuXHF5XmpBYfYjQFhsFE ZinR5HxgZOeVxBuamFpYWJhYGhsbW5goifPGTn8WLiSQnliSmp2aWpBaBNPHxMEp1cAYYtq5 QiUzu4vpuXHBFLEj69sVLD76fyuQm8bfyrrgZ98kp3nVZQqy8mm9ByxfiS6wmHU7uegFm/iF PUfSOD20L5vEWXpsNyp1PVkvtXfy+7p8ySlCTTEBdy+daFJ+9Vc6zF2U7d70pzaPzs7LjPvN +97IOf7bzpVWbvfrTs/Zy37W+1SfmJISS3FGoqEWc1FxIgAXQhNftAIAAA== X-MTR: 20000000000000000@CPGS X-CMS-MailID: 20161111130304epcas2p4563b523eb3ed0df26c7b9c37a9602c21 X-Msg-Generator: CA X-Sender-IP: 182.195.34.23 X-Local-Sender: =?UTF-8?B?7JWM66a8G1NTSVItVHVybiBLZXkgU29sdXRpb25zG+yCvA==?= =?UTF-8?B?7ISx7KCE7J6QGy4vU2VuaW9yIENoaWVmIEVuZ2luZWVy?= X-Global-Sender: =?UTF-8?B?QUxJTSBBS0hUQVIbU1NJUi1UdXJuIEtleSBTb2x1dGlvbnMb?= =?UTF-8?B?U2Ftc3VuZyBFbGVjdHJvbmljcxsuL1NlbmlvciBDaGllZiBFbmdpbmVlcg==?= X-Sender-Code: =?UTF-8?B?QzEwG1NXQUhRG0MxMElEMDdJRDAxMDk5Nw==?= CMS-TYPE: 102P DLP-Filter: Pass X-CFilter-Loop: Reflected X-HopCount: 7 X-CMS-RootMailID: 20161110133734epcas3p2b271260900216d3e3a4b2b8e133a327b X-RootMTR: 20161110133734epcas3p2b271260900216d3e3a4b2b8e133a327b References: <1478748643-3081-1-git-send-email-alim.akhtar@samsung.com> <4922ada9-2eb2-f0cf-e4b1-a74f4397f97c@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Robin, On 11/10/2016 07:07 PM, Robin Murphy wrote: > Hi Alim, > > On 10/11/16 03:30, Alim Akhtar wrote: >> This patch adds ARM Performance Monitor Unit dt node for exynos7. >> PMU provides various statistics on the operation of the CPU and >> memory system at runtime, which are very useful when debugging or >> profiling code. This enables the same. >> >> Signed-off-by: Alim Akhtar >> --- >> arch/arm64/boot/dts/exynos/exynos7.dtsi | 8 ++++++++ >> 1 file changed, 8 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/exynos/exynos7.dtsi b/arch/arm64/boot/dts/exynos/exynos7.dtsi >> index e0d0d01..53ce4be 100644 >> --- a/arch/arm64/boot/dts/exynos/exynos7.dtsi >> +++ b/arch/arm64/boot/dts/exynos/exynos7.dtsi >> @@ -472,6 +472,14 @@ >> status = "disabled"; >> }; >> >> + arm-pmu { >> + compatible = "arm,cortex-a57-pmu", "arm,armv8-pmuv3"; >> + interrupts = , >> + , >> + , >> + ; > > Per Documentation/devicetree/bindings/arm/pmu.txt there should also be > an "interrupt-affinity" property describing which SPI belongs to which core. > Thanks for review, will resend after adding "interrupt-affinity" property. > Robin. > >> + }; >> + >> timer { >> compatible = "arm,armv8-timer"; >> interrupts = > > > > >