From patchwork Mon Dec 14 06:38:14 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chanwoo Choi X-Patchwork-Id: 7841631 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 1F7EEBEEE1 for ; Mon, 14 Dec 2015 06:43:03 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5106A20546 for ; Mon, 14 Dec 2015 06:43:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 693C020374 for ; Mon, 14 Dec 2015 06:43:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752788AbbLNGmo (ORCPT ); Mon, 14 Dec 2015 01:42:44 -0500 Received: from mailout4.samsung.com ([203.254.224.34]:39201 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932083AbbLNGjF (ORCPT ); Mon, 14 Dec 2015 01:39:05 -0500 Received: from epcpsbgr3.samsung.com (u143.gpu120.samsung.co.kr [203.254.230.143]) by mailout4.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NZC02PHV553P6A0@mailout4.samsung.com>; Mon, 14 Dec 2015 15:39:03 +0900 (KST) Received: from epcpsbgm2new.samsung.com ( [172.20.52.113]) by epcpsbgr3.samsung.com (EPCPMTA) with SMTP id B3.BF.04964.7046E665; Mon, 14 Dec 2015 15:39:03 +0900 (KST) X-AuditID: cbfee68f-f793a6d000001364-f4-566e64076988 Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm2new.samsung.com (EPCPMTA) with SMTP id 12.2E.09068.7046E665; Mon, 14 Dec 2015 15:39:03 +0900 (KST) Received: from chan.10.32.193.11 ([10.113.62.212]) by mmp2.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NZC00FY8541SY80@mmp2.samsung.com>; Mon, 14 Dec 2015 15:39:03 +0900 (KST) From: Chanwoo Choi To: myungjoo.ham@samsung.com, k.kozlowski@samsung.com, kgene@kernel.org Cc: kyungmin.park@samsung.com, 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, tjakobi@math.uni-bielefeld.de, linux.amoon@gmail.com, cw00.choi@samsung.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v4 10/20] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Date: Mon, 14 Dec 2015 15:38:14 +0900 Message-id: <1450075104-13705-11-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1450075104-13705-1-git-send-email-cw00.choi@samsung.com> References: <1450075104-13705-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprPIsWRmVeSWpSXmKPExsWyRsSkUJc9JS/MYPZdHYvrX56zWsw/co7V ov/NQlaLc69WMlq8fmFo0f/4NbPF2aY37BaXd81hs/jce4TRYsb5fUwW6zbeYre4fZnXYun1 i0wWtxtXsFlMmL6WxaJ17xF2i7bVH1gdBD3WzFvD6NHS3MPmcbmvl8lj56y77B4rl39h89i0 qpPN498xdo++LasYPT5vkgvgjOKySUnNySxLLdK3S+DKmLzhAkvBZv6KOws3sTUwNvF0MXJy SAiYSDxas4QFwhaTuHBvPVsXIxeHkMAKRompN14wwRTdfvGWESIxi1Hi1PXJYB1CAl8YJfZO ygSx2QS0JPa/uMEGYosIuEt8vbcbbBKzwBcmidbJ35lBEsICBRLzmvaC2SwCqhKTD21gBLF5 BdwkFvbfgDpDTuLDnkfsIDYnUHzf1+lsEMtcJQ7PB5nDBVTTyCFx6tlERohBAhLfJh8CauYA SshKbDrADDFHUuLgihssExiFFzAyrGIUTS1ILihOSi8y1itOzC0uzUvXS87P3cQIjLfT/571 72C8e8D6EKMAB6MSD2/GstwwIdbEsuLK3EOMpkAbJjJLiSbnA6M6ryTe0NjMyMLUxNTYyNzS TEmcd6HUz2AhgfTEktTs1NSC1KL4otKc1OJDjEwcnFINjAf2x3q+fGrfvSI2+ETK1YnLZvIf THB5eljUpcTp3GTB00sus4hstbHpVw19U1Gvkjnn/vmeG+t+LDnntXQtv3zsdMH/phzrJE4d 2aCRPsmqU3NLsk2c1YxjPV/nn8lz9P/MIT77z7SpMWu6bsna1nEsDfFp3zJprkRKtVDj+kk+ H0/tz9rV8EuJpTgj0VCLuag4EQAeb5bmsgIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrDIsWRmVeSWpSXmKPExsVy+t9jQV32lLwwgwsX1Cyuf3nOajH/yDlW i/43C1ktzr1ayWjx+oWhRf/j18wWZ5vesFtc3jWHzeJz7xFGixnn9zFZrNt4i93i9mVei6XX LzJZ3G5cwWYxYfpaFovWvUfYLdpWf2B1EPRYM28No0dLcw+bx+W+XiaPnbPusnusXP6FzWPT qk42j3/H2D36tqxi9Pi8SS6AM6qB0SYjNTEltUghNS85PyUzL91WyTs43jne1MzAUNfQ0sJc SSEvMTfVVsnFJ0DXLTMH6BUlhbLEnFKgUEBicbGSvh2mCaEhbroWMI0Rur4hQXA9RgZoIGEN Y8bkDRdYCjbzV9xZuImtgbGJp4uRk0NCwETi9ou3jBC2mMSFe+vZuhi5OIQEZjFKnLo+mQUk ISTwhVFi76RMEJtNQEti/4sbbCC2iIC7xNd7u8EamAW+MEm0Tv7ODJIQFiiQmNe0F8xmEVCV mHxoA9gGXgE3iYX9N1ggtslJfNjziB3E5gSK7/s6nQ1imavE4fnfmScw8i5gZFjFKJFakFxQ nJSea5SXWq5XnJhbXJqXrpecn7uJERzTz6R3MB7e5X6IUYCDUYmHN3NZbpgQa2JZcWXuIUYJ DmYlEd4Eq7wwId6UxMqq1KL8+KLSnNTiQ4ymQIdNZJYSTc4Hppu8knhDYxMzI0sjc0MLI2Nz JXHefZciw4QE0hNLUrNTUwtSi2D6mDg4pRoYXdzmxMn3hK/9HZHtvPld0+ujVn7+By7Mu3TN Kk7rmL3N1o28es1W7y9NXayf/4PxS+v2jxYaVXvaHzus+yY7+XWVvvemJ79FY+vOF0+YcSFk siyH4DznnCWnF7/nEHzMcv5i3w/7Dct+80YZahsJ8F14WvaF+/LPw1qTbtxTLY0Tqv7OkHtL WomlOCPRUIu5qDgRAFgBykD/AgAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds the detailed corrleation between sub-blocks and power line for Exynos3250, Exynos4210 and Exynos4x12. Signed-off-by: Chanwoo Choi --- .../devicetree/bindings/devfreq/exynos-bus.txt | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/Documentation/devicetree/bindings/devfreq/exynos-bus.txt b/Documentation/devicetree/bindings/devfreq/exynos-bus.txt index a251f9120561..f3a32b310dc7 100644 --- a/Documentation/devicetree/bindings/devfreq/exynos-bus.txt +++ b/Documentation/devicetree/bindings/devfreq/exynos-bus.txt @@ -51,6 +51,57 @@ Optional properties only for parent bus device: - exynos,saturation-ratio: the percentage value which is used to calibrate the performance count against total cycle count. +Detailed correlation between sub-blocks and power line according to Exynos SoC: +- In case of Exynos3250, there are two power line as following: + VDD_MIF |--- DMC + + VDD_INT |--- LEFTBUS (parent device) + |--- PERIL + |--- MFC + |--- G3D + |--- RIGHTBUS + |--- PERIR + |--- FSYS + |--- LCD0 + |--- PERIR + |--- ISP + |--- CAM + +- In case of Exynos4210, there is one power line as following: + VDD_INT |--- DMC (parent device) + |--- LEFTBUS + |--- PERIL + |--- MFC(L) + |--- G3D + |--- TV + |--- LCD0 + |--- RIGHTBUS + |--- PERIR + |--- MFC(R) + |--- CAM + |--- FSYS + |--- GPS + |--- LCD0 + |--- LCD1 + +- In case of Exynos4x12, there are two power line as following: + VDD_MIF |--- DMC + + VDD_INT |--- LEFTBUS (parent device) + |--- PERIL + |--- MFC(L) + |--- G3D + |--- TV + |--- IMAGE + |--- RIGHTBUS + |--- PERIR + |--- MFC(R) + |--- CAM + |--- FSYS + |--- GPS + |--- LCD0 + |--- ISP + Example1: Show the AXI buses of Exynos3250 SoC. Exynos3250 divides the buses to power line (regulator). The MIF (Memory Interface) AXI bus is used to