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Mon, 11 Apr 2016 12:58:00 +0900 (KST) From: Chanwoo Choi To: myungjoo.ham@samsung.com, kyungmin.park@samsung.com, k.kozlowski@samsung.com, kgene@kernel.org, s.nawrocki@samsung.com, tomasz.figa@gmail.com Subject: [PATCH v9 08/20] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Date: Mon, 11 Apr 2016 12:57:46 +0900 Message-id: <1460347078-15175-9-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1460347078-15175-1-git-send-email-cw00.choi@samsung.com> References: <1460347078-15175-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrFIsWRmVeSWpSXmKPExsWyRsSkQPekAne4wZ9vHBbXvzxntZh/5Byr Rf+bhawW516tZLSYdH8Ci8XrF4YW/Y9fM1ucbXrDbrHp8TVWi8u75rBZfO49wmgx4/w+Jot1 G2+xW9y+zGvx8sgPRoul1y8yWdxuXMFmMWH6WhaLM6cvsVq07j3CbnH4TTurRdvqD6wWq3b9 YXQQ91gzbw2jR0tzD5vH5b5eJo9bd+o9ds66y+6xcvkXNo9NqzrZPDYvqff4d4zdY8vVdhaP vi2rGD0+b5IL4InisklJzcksSy3St0vgyug+sJO54CJ/Re+FM0wNjKt5uhg5OSQETCT+LvjF CmGLSVy4t56ti5GLQ0hgBaPEt+M32WGKXsxpAisSEpjFKNHfXwNR9IVRovHqLEaQBJuAlsT+ FzfAukUEpjJKfD7VxgLiMAscYZaYuvEGE0iVsECBxLavn1hAbBYBVYldvcvBunkFXCUOvT3H BrFOTuLDnkdgqzkF3CQ+rW8HWs0BtM5V4tnnOpCZEgInOCSefzzODDFHQOLb5EMsIDUSArIS mw4wQ4yRlDi44gbLBEbhBYwMqxhFUwuSC4qT0ouM9YoTc4tL89L1kvNzNzECo/j0v2f9Oxjv HrA+xCjAwajEw+twjStciDWxrLgy9xCjKdCGicxSosn5wFSRVxJvaGxmZGFqYmpsZG5ppiTO u1DqZ7CQQHpiSWp2ampBalF8UWlOavEhRiYOTqkGxnkiDTP8TIKnPRDfVFC0zffwq4VbHndM fHfIed1SxcKwU5Z1m3+pa8v8yNu0Y92lT9G7uyd+zhLpXPkgaK/Nj6tVElNqT3KwZk0OMDM0 2Hv9+9E121f+WaSyc5FpUpNcTfyxwzdmiaaqKe0OuL5Lxt/07+GtN183nX712O+BjInMzXef H1klF29RYinOSDTUYi4qTgQAStS90d0CAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprOKsWRmVeSWpSXmKPExsVy+t9jQd2TCtzhBv//MFpc//Kc1WL+kXOs Fv1vFrJanHu1ktFi0v0JLBavXxha9D9+zWxxtukNu8Wmx9dYLS7vmsNm8bn3CKPFjPP7mCzW bbzFbnH7Mq/FyyM/GC2WXr/IZHG7cQWbxYTpa1kszpy+xGrRuvcIu8XhN+2sFm2rP7BarNr1 h9FB3GPNvDWMHi3NPWwel/t6mTxu3an32DnrLrvHyuVf2Dw2repk89i8pN7j3zF2jy1X21k8 +rasYvT4vEkugCeqgdEmIzUxJbVIITUvOT8lMy/dVsk7ON453tTMwFDX0NLCXEkhLzE31VbJ xSdA1y0zB+hrJYWyxJxSoFBAYnGxkr4dpgmhIW66FjCNEbq+IUFwPUYGaCBhDWNG94GdzAUX +St6L5xhamBczdPFyMkhIWAi8WJOEyuELSZx4d56NhBbSGAWo0R/f00XIxeQ/YVRovHqLEaQ BJuAlsT+FzfYQBIiAlMZJT6famMBcZgFjjBLTN14gwmkSligQGLb108sIDaLgKrErt7lYN28 Aq4Sh96eY4NYJyfxYc8jdhCbU8BN4tP6dqAzOIDWuUo8+1w3gZF3ASPDKkaJ1ILkguKk9Fyj vNRyveLE3OLSvHS95PzcTYzgRPFMegfj4V3uhxgFOBiVeHhfXOYKF2JNLCuuzD3EKMHBrCTC +0CWO1yINyWxsiq1KD++qDQntfgQoynQXROZpUST84FJLK8k3tDYxMzI0sjc0MLI2FxJnPfx /3VhQgLpiSWp2ampBalFMH1MHJxSDYyHX7xoLMgoE1j6VDA2wcDtynPt/TovDNQt7Nda10k7 sZtcnSjMtSdm5QIjlb7GqQ/Za9ut7FaqzOyTY5dSnsCdZLRoyQ/m1fOXpsyJvnHmSejq3wvu xnKdEnz04F1RQYBMT/mKlTf3FXdH9Xsl2L8+UN/ypOz2hiR7ycVWq0t37rhtaKdwVVmJpTgj 0VCLuag4EQD0Lq1NKgMAAA== 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-20160410_205823_729953_07364422 X-CRM114-Status: UNSURE ( 9.88 ) 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=-3.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RDNS_NONE,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 Acked-by: Krzysztof Kozlowski --- .../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