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Fri, 08 Apr 2016 13:25:12 +0900 (KST) From: Chanwoo Choi To: myungjoo.ham@samsung.com, kyungmin.park@samsung.com, k.kozlowski@samsung.com, kgene@kernel.org Subject: [PATCH v8 08/20] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Date: Fri, 08 Apr 2016 13:24:57 +0900 Message-id: <1460089509-16260-9-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1460089509-16260-1-git-send-email-cw00.choi@samsung.com> References: <1460089509-16260-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrPIsWRmVeSWpSXmKPExsWyRsSkRHelEXu4wbZl4hbXvzxntZh/5Byr Rf+bhawW516tZLSYdH8Ci8XrF4YW/Y9fM1ucbXrDbrHp8TVWi8u75rBZfO49wmgx4/w+Jot1 G2+xW9y+zGvx8sgPRoul1y8yWdxuXMFmMWH6WhaLM6cvsVq07j3CbtG2+gOrg6jHmnlrGD1a mnvYPC739TJ53LpT77Fz1l12j5XLv7B5bFrVyeaxeUm9x79j7B5brrazePRtWcXo8XmTXABP FJdNSmpOZllqkb5dAldG94GdzAUX+St6L5xhamBczdPFyMEhIWAi0f0vtYuRE8gUk7hwbz1b FyMXh5DACkaJV6cns0MkTCRe9j2GSsxilFg49RdYQkjgC6PEjB/qIDabgJbE/hc32EBsEYEU iccPT4I1MAscYZaYuvEGE0hCWKBA4sqXNhYQm0VAVaL16nywOK+Aq0Tbg/ksENvkJD7seQS2 gFPATWLylUnMEMtcJW5sns4MMlRCYAuHxKN3jWwQgwQkvk0+xALxjqzEpgPMEHMkJQ6uuMEy gVF4ASPDKkbR1ILkguKk9CJjveLE3OLSvHS95PzcTYzAeD3971n/Dsa7B6wPMQpwMCrx8F54 zxYuxJpYVlyZe4jRFGjDRGYp0eR8YFLIK4k3NDYzsjA1MTU2Mrc0UxLnXSj1M1hIID2xJDU7 NbUgtSi+qDQntfgQIxMHp1QDo/KyO+WL3ZYweTyQ3pZjefXOh31VrmyLDt5t+B1y8vy3t1MC exTs97AcMUybytF5QTvpQE705AYvvyTNp4l/nr/yCTnOK7qH3cx3u6M4Q6zVu8oY76ro97O3 7k850Hrkeceere8nJOi97er9ZOCQenhlRUGOvPupdSv22t3S9ozmWFG50uj0cyWW4oxEQy3m ouJEAKuINvLSAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFuplleLIzCtJLcpLzFFi42I5/e+xoO5KI/ZwgzPfeC2uf3nOajH/yDlW i/43C1ktzr1ayWgx6f4EFovXLwwt+h+/ZrY42/SG3WLT42usFpd3zWGz+Nx7hNFixvl9TBbr Nt5it7h9mdfi5ZEfjBZLr19ksrjduILNYsL0tSwWZ05fYrVo3XuE3aJt9QdWB1GPNfPWMHq0 NPeweVzu62XyuHWn3mPnrLvsHiuXf2Hz2LSqk81j85J6j3/H2D22XG1n8ejbsorR4/MmuQCe qAZGm4zUxJTUIoXUvOT8lMy8dFsl7+B453hTMwNDXUNLC3MlhbzE3FRbJRefAF23zBygX5UU yhJzSoFCAYnFxUr6dpgmhIa46VrANEbo+oYEwfUYGaCBhDWMGd0HdjIXXOSv6L1whqmBcTVP FyMnh4SAicTLvsdsELaYxIV764FsLg4hgVmMEgun/mIHSQgJfGGUmPFDHcRmE9CS2P/iBliD iECKxOOHJ8EamAWOMEtM3XiDCSQhLFAgceVLGwuIzSKgKtF6dT5YnFfAVaLtwXwWiG1yEh/2 PAJbwCngJjH5yiRmiGWuEjc2T2eewMi7gJFhFaNEakFyQXFSeq5hXmq5XnFibnFpXrpecn7u JkZwUngmtYPx4C73Q4wCHIxKPLwX3rOFC7EmlhVX5h5ilOBgVhLhddVnDxfiTUmsrEotyo8v Ks1JLT7EaAp02ERmKdHkfGDCyiuJNzQ2MTOyNDI3tDAyNlcS5338f12YkEB6YklqdmpqQWoR TB8TB6dUA+Nxo+Pv4hfeOcp1bn6vUau2++ZPE/9f1Z+X2XFJT/+7zwYxifsR7zuK/HRN7/He dmioKXdoS1SQ+luuaxes95Hl8YuSd5dOhui7nvRSDDlsIfSuetsGFtmJ3DWcV5W2bo/4rLV5 7qb13+8tm3wve62atNr1SlPZBRl8r2Xv6PnsXZJZecFUf68SS3FGoqEWc1FxIgBQUzkxIAMA AA== 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-20160407_212537_230842_023E5D43 X-CRM114-Status: UNSURE ( 9.97 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.9 (-------) 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, inki.dae@samsung.com, 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, m.reichl@fivetechno.de, tjakobi@math.uni-bielefeld.de, devicetree@vger.kernel.org, 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=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 Acked-by: MyungJoo Ham --- .../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