From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752518AbcEBFtA (ORCPT ); Mon, 2 May 2016 01:49:00 -0400 Received: from mailout3.samsung.com ([203.254.224.33]:40203 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750851AbcEBFsx (ORCPT ); Mon, 2 May 2016 01:48:53 -0400 X-AuditID: cbfee690-f79056d000001327-7a-5726ea421454 Date: Mon, 02 May 2016 05:48:50 +0000 (GMT) From: MyungJoo Ham Subject: Fwd: [PATCH v2 0/8] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 To: =?utf-8?Q?=EC=B5=9C=EC=B0=AC=EC=9A=B0?= , =?utf-8?Q?=EB=B0=95=EA=B2=BD=EB=AF=BC?= , =?utf-8?Q?=ED=81=AC=EC=89=AC=EC=8B=9C=ED=86=A0=ED=94=84?= , "tomasz.figa@gmail.com" , Sylwester Nawrocki , "kgene@kernel.org" Cc: "robh@kernel.org" , "rjw@rjwysocki.net" , "robh+dt@kernel.org" , "pawel.moll@arm.com" , "mark.rutland@arm.com" , "ijc+devicetree@hellion.org.uk" , "galak@codeaurora.org" , "linux@arm.linux.org.uk" , "linux.amoon@gmail.com" , "m.reichl@fivetechno.de" , "tjakobi@math.uni-bielefeld.de" , =?utf-8?Q?=EB=8C=80=EC=9D=B8=EA=B8=B0?= , "linux-kernel@vger.kernel.org" , "linux-pm@vger.kernel.org" , "linux-samsung-soc@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" Reply-to: myungjoo.ham@samsung.com MIME-version: 1.0 X-MTR: 20160502054628908@myungjoo.ham Msgkey: 20160502054628908@myungjoo.ham X-EPLocale: ko_KR.utf-8 X-Priority: 3 X-EPWebmail-Msg-Type: personal X-EPWebmail-Reply-Demand: 0 X-EPApproval-Locale: X-EPHeader: ML X-MLAttribute: X-RootMTR: 20160502054628908@myungjoo.ham X-ParentMTR: X-ArchiveUser: X-CPGSPASS: N X-ConfirmMail: N,general Content-type: text/plain; charset=utf-8 MIME-version: 1.0 Message-id: <1894783822.297231462168123817.JavaMail.weblogic@ep2mlwas04a> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprKKsWRmVeSWpSXmKPExsWyRsSkSNfplVq4wd8NqhaXd81hc2D0+LxJ LoAxSsQmJTUnsyy1SN8OwUoQyZgyx7Vgm0DF+6UPGBsY//B3MXJyCAmoSyxacpINxJYQMJFY u+0CM4QtJnHh3nqgOBdQzVJGifMPO5hhik4cPMUKkZgDlPi2CCzBIqAicWn7TqAEBwebgJ7E zM/JIGFhgRyJd6eWsoPUiwh8YZJ4+2QV2FRmgRPsEs1TpjBDnKEksWbfKxYQm1dAUOLkzCcs ENtUJa59PMgGEVeT6HrWygQRF5e4MPcSO4TNKzGj/SlUvZzEtK9roC6Vljg/awMjzDuLvz+G ivNLHLu9A2qOgMTUMweharQkLm5fCVXDJ7Fm4VsWmPpdp5Yzw+y6v2UuVK+ExNaWJ6wgNrOA osSU7ofsIM8zC2hKrN+lj+4VXgFPiVs/3jCD/C4hcIFDYmnnTfYJjEqzkNTNQjJqFsIoZCUL GFlWMYqmFiQXFCelF5noFSfmFpfmpesl5+duYgQmi9P/nk3YwXjvgPUhRnUORinR0rzi5MS8 vMSknNT43MSctPyi3NQUJR5ej3S1cCHWxLLiytxDjKbA2JvILCWanA9MYHkl8YbGZkYWpiam xkbmlmZK4ryvpX4GCwmkJ5akZqemFqQWxReV5qQWH2Jk4uCUamCM2rI97W4sy1HWeecLW79l Ck2cc8FL/YTvZkULZufJF8uSeGUkfi2ry06XS3MR7V7BpXdu687M3sli0VEvjkxISfn2yj5h qVUHc9QPM12DSqlmOZuIE9sKTTzOC6+6s/B7Rd2UoLvnNJXDdQKWeWUse9VzhrliSar4ke7f Lw4YJMw9NK/+82QlluKMREMt5qLiRAA2iz0DKAMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrEKsWRmVeSWpSXmKPExsVy+t/tfl2nV2rhBs+/yFtc3jWHzYHR4/Mm uQDGqAKblNSczLLUIn07m4zUxJTUIoXUvOT8lMy8dFsl7+B453hTMwNDXUNLC3MlhbzE3FRb JRefAF23zByg8UoKZYk5pUChgMTiYiWgCUX5pSWpChn5xSW2StGG5kZ6RgZ6pkZ6hsaxVoYG BkamQDUJBRlT5rgWbBOoeL/0AWMD4x/+LkZODiEBdYlFS06ygdgSAiYSJw6eYoWwxSQu3FsP FOcCqpnDKHH+2yJmkASLgIrEpe07gYo4ONgE9CRmfk4GCQsL5Ei8O7WUHaReROALk8TbJ6vA mpkFTrBLNE+ZwgyxTUlizb5XLCA2r4CgxMmZT1ggtqlKXPt4kA0iribR9ayVCSIuLnFh7iV2 CJtXYkb7U6h6OYlpX9cwQ9jSEudnbWCEuXrx98dQcX6JY7d3QM0RkJh65iBUjZbExe0roWr4 JNYsfMsCU7/r1HJmmF33t8yF6pWQ2NryBBwqzAKKElO6H7KDPM8soCmxfpc+uld4BTwlbv14 wzyBUXYWktQsJN2zELqRlSxgZFnFKJpakFxQnJReYaJXnJhbXJqXrpecn7uJEZyYni3Zwdhw wfoQozoHo5RoaV5xcmJeXmJSTmp8bmJOWn5RbmqKEg+vR7pauBBrYllxZe4hRhWgTY82rL7A KMWSl5+XqiTC6/MMKM2bklhZlVqUH19UmpNafIjRFBivE5mlRJPzgak3ryTe0NjYxMzE1NLE wsDUXEmcN+DvujAhgfTEktTs1NSC1CKYPiYOTqkGxnzbqTc6U8SElyQlc/Mtfhk3Weun10GF /btSN7/QWxxgNrXA/+Kl0kjZfxt2LN/IP7uvwElXaN8Ghu3h5x8ebftqJe5j+1T+1OH1JvqG l43DT66L2fHN6c+8xhDPfwdrN0b7qPa9jui6I9hkwTzTpl5oe21ypLeN/7XFE9/4x6pMzNNW CPBkVmIpzkg01GIuKk4EAP+7MS2FAwAA DLP-Filter: Pass X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id u425n6R1012686 Sender : 최찬우 S5(책임)/Change Agent/Tizen Platform Lab(S/W센터)/삼성전자 Date : 2016-04-15 15:32 (GMT+09:00) > > This patchset support the AMBA bus frequency scaling on Exynos5422-based > Odroid-XU3 board. But, this series only support the bus frequency scaling > for INT (Internal) block using VDD_INT power line. Along with Devfreq/Passive patchset, the patchset is merged in devfreq for-4.7 tree. https://git.kernel.org/cgit/linux/kernel/git/mzx/devfreq.git/log/?h=for-4.7 @Chanwoo: If there are commits to be merged by a tree other than Linux/PM, please let me know. I'll send out pull-request soon. Cheers, MyungJoo > > Also, to support the bus frequency scaling for Exynos542x SoC, > Exynos542x SoC has the specific 'NoC (Network on Chip) Probe' device > to measure the transfered data traffic on NoC (Network on Chip) > instead of PPMU (Platform Performance Monitoring Unit). NoC Probe device > provide the utilization for INT block of Exynos542x SoC. > > The generic exynos-bus frequency driver uses the 'NoC Probe' devfreq-event > device (drivers/devfreq/event/exynos-nocp.c) without any modification. > Just add the phandle of 'NoC Probe' dt node to bus dt node. > > Depend on: > This patchset depends on patch[1] which support the generic exynos-bus > frequency driver. > [1] http://www.spinics.net/lists/arm-kernel/msg495976.html > - [PATCH v9 00/20] PM / devferq: Add generic exynos bus frequency driver and new passive governor > >