From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756487AbcCaJMc (ORCPT ); Thu, 31 Mar 2016 05:12:32 -0400 Received: from mailout4.samsung.com ([203.254.224.34]:52445 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755875AbcCaJGe (ORCPT ); Thu, 31 Mar 2016 05:06:34 -0400 X-AuditID: cbfee691-f795a6d0000012b5-23-56fce880e43c From: Chanwoo Choi To: myungjoo.ham@samsung.com, kyungmin.park@samsung.com, k.kozlowski@samsung.com, kgene@kernel.org Cc: 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, inki.dae@samsung.com, cw00.choi@samsung.com, 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 Subject: [PATCH v7 08/20] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Date: Thu, 31 Mar 2016 18:05:53 +0900 Message-id: <1459415165-32613-9-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1459415165-32613-1-git-send-email-cw00.choi@samsung.com> References: <1459415165-32613-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrIIsWRmVeSWpSXmKPExsWyRsSkWLfhxZ8wg3/dPBbXvzxntZh/5Byr Rf+bhawW516tZLSYdH8Ci8XrF4YW/Y9fM1ucbXrDbrHp8TVWi8u75rBZfO49wmgx4/w+Jot1 G2+xW9y+zGvx8sgPRoul1y8yWdxuXMFmMWH6WhaLM6cvsVq07j3CbtG2+gOrg6jHmnlrGD1a mnvYPC739TJ53LpT77Fz1l12j5XLv7B5bFrVyeaxeUm9x79j7B5brrazePRtWcXo8XmTXABP FJdNSmpOZllqkb5dAlfGx1vz2Qrm8Ve0nG1hbmD8y93FyMkhIWAi0dzynx3CFpO4cG89Wxcj F4eQwApGiV2r9jDCFB25D2KDJGYxSuxf3gZV9YVRYn57M1gVm4CWxP4XN9hAbBGBFInHD0+C FTELHGGWmLrxBhNIQligQGLC39lg+1gEVCUu9v0Ga+YVcJV4+LabGWKdnMSHPY/AajgF3CTu z78PFhcCqjm05BUTyFAJgbUcEr0PZrFADBKQ+Db5EJDNAZSQldh0AGqOpMTBFTdYJjAKL2Bk WMUomlqQXFCclF5kqlecmFtcmpeul5yfu4kRGLOn/z2buIPx/gHrQ4wCHIxKPLwaaX/ChFgT y4orcw8xmgJtmMgsJZqcD0wMeSXxhsZmRhamJqbGRuaWZkrivDrSP4OFBNITS1KzU1MLUovi i0pzUosPMTJxcEo1MOZsCuFXWe/sZ/5kw0I2BcVXLVclxSba9jx/Ux/Q5pfyWSWKc4MJ+10u 94w76zgrhG83VtbvfBW47MtvP+PkpqLZvBk9b3e/OH2jJfd22isRK97rf7t9X4rmqon07d59 UdVvlaXGIx4JBo21hrOFPt3c4/ogOFN4+RGvhKMiM3sO2xSf/K1bqMRSnJFoqMVcVJwIAKPk o0zUAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupjleLIzCtJLcpLzFFi42I5/e+xoG7Diz9hBlM/sFpc//Kc1WL+kXOs Fv1vFrJanHu1ktFi0v0JLBavXxha9D9+zWxxtukNu8Wmx9dYLS7vmsNm8bn3CKPFjPP7mCzW bbzFbnH7Mq/FyyM/GC2WXr/IZHG7cQWbxYTpa1kszpy+xGrRuvcIu0Xb6g+sDqIea+atYfRo ae5h87jc18vkcetOvcfOWXfZPVYu/8LmsWlVJ5vH5iX1Hv+OsXtsudrO4tG3ZRWjx+dNcgE8 UQ2MNhmpiSmpRQqpecn5KZl56bZK3sHxzvGmZgaGuoaWFuZKCnmJuam2Si4+AbpumTlAvyop lCXmlAKFAhKLi5X07TBNCA1x07WAaYzQ9Q0JgusxMkADCWsYMz7ems9WMI+/ouVsC3MD41/u LkZODgkBE4kj9/cwQthiEhfurWfrYuTiEBKYxSixf3kblPOFUWJ+ezNYFZuAlsT+FzfYQGwR gRSJxw9PghUxCxxhlpi68QYTSEJYoEBiwt/Z7CA2i4CqxMW+32DNvAKuEg/fdjNDrJOT+LDn EVgNp4CbxP3598HiQkA1h5a8YprAyLuAkWEVo0RqQXJBcVJ6rmFearlecWJucWleul5yfu4m RnBaeCa1g/HgLvdDjAIcjEo8vBeS/4QJsSaWFVfmHmKU4GBWEuH9ewUoxJuSWFmVWpQfX1Sa k1p8iNEU6LCJzFKiyfnAlJVXEm9obGJmZGlkbmhhZGyuJM77+P+6MCGB9MSS1OzU1ILUIpg+ Jg5OqQZG/hSxsk9X3XYFiqeVdr3dfzhum/HzigeX/DcuEq5MPHluW9BVlf2cs4OSW488Z7yy Rz6971lP405ubu70w0ssCjWq7xqHfjy9dp174tZrFUGrfu9ZMSlVvYVdc86ro5d/HOQOTfjQ McWwU5mpKmz/rt02V8Rubcl093/Zw+9v98gptbTpuf1HJZbijERDLeai4kQATuGJVSEDAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 03f13d38f1a1..b098fa2ba5d4 100644 --- a/Documentation/devicetree/bindings/devfreq/exynos-bus.txt +++ b/Documentation/devicetree/bindings/devfreq/exynos-bus.txt @@ -53,6 +53,57 @@ Optional properties only for parent bus device: - exynos,voltage-tolerance: the percentage value for bus voltage tolerance which is used to calculate the max voltage. +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 -- 1.9.1