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Thu, 24 Mar 2016 13:25:33 +0900 (KST) From: Chanwoo Choi To: myungjoo.ham@samsung.com, kyungmin.park@samsung.com, k.kozlowski@samsung.com, kgene@kernel.org Subject: [PATCH v5 09/21] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Date: Thu, 24 Mar 2016 13:25:18 +0900 Message-id: <1458793530-31897-10-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1458793530-31897-1-git-send-email-cw00.choi@samsung.com> References: <1458793530-31897-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrIIsWRmVeSWpSXmKPExsWyRsSkWNcu53OYwY9qi+tfnrNazD9yjtWi /81CVotzr1YyWrx+YWjR//g1s8XZpjfsFpseX2O1uLxrDpvF594jjBYzzu9jsli38Ra7xe3L vBZLr19ksrjduILNYsL0tSwWZ05fYrVo3XuE3aJt9QdWB2GPNfPWMHq0NPeweVzu62Xy2Dnr LrvHyuVf2Dw2repk89i8pN7j3zF2jy1X21k8+rasYvT4vEkugDuKyyYlNSezLLVI3y6BK+Pj rflsBfP4K1rOtjA3MP7l7mLk5JAQMJFY3L6FGcIWk7hwbz1bFyMXh5DACkaJ1vPPmGGKtj8+ zw5iCwksZZQ42iEPUfSFUaJp81dGkASbgJbE/hc32EBsEYEUiccPT4JNYhaYwiyxfHozC0hC WKBAYt3x92BTWQRUJSZv/wg2lVfATaKnYzvUNjmJD3segcU5geJTG5pYIDa7Sjx9vIkVZKiE wEwOib9vz7JCDBKQ+Db5EFARB1BCVmLTAag5khIHV9xgmcAovICRYRWjaGpBckFxUnqRoV5x Ym5xaV66XnJ+7iZGYEye/vesdwfj7QPWhxgFOBiVeHgbOD6HCbEmlhVX5h5iNAXaMJFZSjQ5 Hxj5eSXxhsZmRhamJqbGRuaWZkrivIpSP4OFBNITS1KzU1MLUovii0pzUosPMTJxcEo1MAqY fUjyK/0su9o8/+CxXsdVp/bsmlF4seDly0sdB3IV9LYw3Tvx1/jo9Aj2TzMyp2ZN1D+naKTh 9pl11QLhm2nak17lvLNczO4+t6vg0KEPjRZei98FyilpvhYzudxhPbOyjc/D1+iMje/K2XIt OwuPPOTUmTp/zXF7XZn1e3zfrJ1zbTrPZBklluKMREMt5qLiRAC6EN+hxAIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrPIsWRmVeSWpSXmKPExsVy+t9jAV3bnM9hBtO/mFtc//Kc1WL+kXOs Fv1vFrJanHu1ktHi9QtDi/7Hr5ktzja9YbfY9Pgaq8XlXXPYLD73HmG0mHF+H5PFuo232C1u X+a1WHr9IpPF7cYVbBYTpq9lsThz+hKrReveI+wWbas/sDoIe6yZt4bRo6W5h83jcl8vk8fO WXfZPVYu/8LmsWlVJ5vH5iX1Hv+OsXtsudrO4tG3ZRWjx+dNcgHcUQ2MNhmpiSmpRQqpecn5 KZl56bZK3sHxzvGmZgaGuoaWFuZKCnmJuam2Si4+AbpumTlA3ykplCXmlAKFAhKLi5X07TBN CA1x07WAaYzQ9Q0JgusxMkADCWsYMz7ems9WMI+/ouVsC3MD41/uLkZODgkBE4ntj8+zQ9hi EhfurWcDsYUEljJKHO2Q72LkArK/MEo0bf7KCJJgE9CS2P/iBliRiECKxOOHJ9lAipgFpjBL LJ/ezAKSEBYokFh3/D0ziM0ioCoxeftHsA28Am4SPR3bmSG2yUl82PMILM4JFJ/a0MQCsdlV 4unjTawTGHkXMDKsYpRILUguKE5KzzXMSy3XK07MLS7NS9dLzs/dxAiO/GdSOxgP7nI/xCjA wajEw3uD63OYEGtiWXFl7iFGCQ5mJRHe9eFAId6UxMqq1KL8+KLSnNTiQ4ymQIdNZJYSTc4H JqW8knhDYxMzI0sjc0MLI2NzJXHex//XhQkJpCeWpGanphakFsH0MXFwSjUwLu5NibmS8iTh sqFvarjwwm2fju6/+FSt5OZlMfMbLKd4br2VvTTvetSUV+euh2S8Ubq34/f+tiO7XXb78UwX aTkhsVwpK8Fwl+NFpdufrluanohY0+b/rCzhyUKzykWTdY51lXq+iz+2cUKH/rJfTVmlbxh/ P65OunnkZOnjkAmqp4L8FZNlApVYijMSDbWYi4oTAd7ChYUSAwAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160323_212621_589344_3F0F9EDB X-CRM114-Status: GOOD ( 10.23 ) X-Spam-Score: -6.9 (------) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux@arm.linux.org.uk, cw00.choi@samsung.com, pawel.moll@arm.com, ijc+devicetree@hellion.org.uk, linux.amoon@gmail.com, linux-pm@vger.kernel.org, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, tjakobi@math.uni-bielefeld.de, robh+dt@kernel.org, galak@codeaurora.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 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