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Tue, 1 Oct 2019 12:54:44 +0000 (GMT) X-AuditID: cbfec7f4-ae1ff700000010d5-6a-5d934c95df99 Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id D1.D5.04117.49C439D5; Tue, 1 Oct 2019 13:54:44 +0100 (BST) Received: from AMDC3778.digital.local (unknown [106.120.51.20]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20191001125444eusmtip1452069ff3bb73b3f1d41a685afecc540~JhxhxjLxQ2421824218eusmtip1E; Tue, 1 Oct 2019 12:54:44 +0000 (GMT) From: Lukasz Luba To: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 1/4] dt-bindings: memory-controllers: Add Exynos5422 DMC interrupts description Date: Tue, 1 Oct 2019 14:54:33 +0200 Message-Id: <20191001125436.24086-2-l.luba@partner.samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191001125436.24086-1-l.luba@partner.samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA0WSbUhTYRTHe+7d3b0OV7er6KGkaBSVkGb04YlejaB9sJIg6AWpqbclObXd rMygGWWlW5qjMumVNGttueYaalq5TWdGrjKa9oa0MsslyEwKluS8Vt9+53/+538ODw9DcnZq BpOVs5/X5qiyFVKZxNH+q2vRuRRj2mJrP+B7lXUU9o18ofBVdxeFy/yDJPZ6rTR+dixA4ze6 OGzzv6Zwd9MlKQ4a3AhXeh8S2OJ+T+Ma3wsCvy26JcUnWtw0dgVOUni04yNaM11pvmJGysaq 97TSZjotVdZXH1W2DjUTyjN2E1IGbbNS6e2yFZl8dtYBXpu4apdsjzPwksyrjTzkszyidcgm K0ERDLBLoWi0RVKCZAzH3kJQ+62REIsRBMdLfUgsggj09n7p35GL/X5JmDm2FsGn+qn/Jrqs zVQJYhgpmwANpn1hTzR7A8Goa3vYQ7IOAvpMo1S4EcVmwuDwp4lQCTsPPD8tZJjl7Gpor/xN istmwx3r4wmOYNfAzZf3qXAQsJ00BF1jlGhaBz02Ly1yFHzz2Cc5Dp4a9RKRBdAZriORj4C/ 7PKkZzm4PC8mjibZhVDXlCjKyVD1+QMdloGdCj3fp4dlchwrHBdIUZbDqWJOdC8Au/45IXIM 1JrPT4YrYcDglorPY0TgMJeS5Wh21f9l1xAyoVg+X9CoeWFJDn8wQVBphPwcdUJGrsaGxv/S 0zHPSANqCqU7EcsgRaS8/OvZNI5SHRAKNE4EDKmIlq8IVaRx8kxVwWFem7tTm5/NC040k5Eo YuWFU/p2cKxatZ/fy/N5vPZvl2AiZuhQ0mbvL1tZoJW3VHQMro1pI4ZSn1jW9WoK1ZH+B9XI 2HR3Y3q3IY+RpX6J9cX7i8/H/Jjf5Y3ckt2XcXsgVDiknkY0r1f06V65is/pk6O3DW4YWTa8 I3fT4+65AxzOr2kLqVMaStNeR1Afte9Werhpu0ucvTVR5n1brxTM6dzSqpAIe1RJ8aRWUP0B DSxpUUcDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprOIsWRmVeSWpSXmKPExsVy+t/xu7pTfCbHGqw8aGqxccZ6VovrX56z Wsw/co7Vov/xa2aL8+c3sFucbXrDbnGrQcZi0+NrrBaXd81hs/jce4TRYsb5fUwWa4/cZbdY ev0ik8XtxhVsFq17j7BbHH7Tzmrx7cQjRgdBjzXz1jB67Jx1l91j06pONo/NS+o9Dr7bw+TR t2UVo8fnTXIB7FF6NkX5pSWpChn5xSW2StGGFkZ6hpYWekYmlnqGxuaxVkamSvp2NimpOZll qUX6dgl6GYfeXGIuWM5TcX3tfvYGxk1cXYycHBICJhIznz1m6WLk4hASWMoocWT6LnaIhJjE pH3boWxhiT/XuthAbCGBT4wSmx8ANXBwsAnoSexYVQjSKyKwnFHi2Kq3zCAOs8ARJomjq68x gjQICyRJbF2zCcxmEVCVOP5jLTOIzStgL3Fsxl9miAXyEqs3HACzOQUcJJZd2soKscxeYsq+ 14wTGPkWMDKsYhRJLS3OTc8tNtIrTswtLs1L10vOz93ECIyUbcd+btnB2PUu+BCjAAejEg+v xfOJsUKsiWXFlbmHGCU4mJVEeG3+TIoV4k1JrKxKLcqPLyrNSS0+xGgKdNREZinR5HxgFOeV xBuaGppbWBqaG5sbm1koifN2CByMERJITyxJzU5NLUgtgulj4uCUamA0mOL7R6ZqaihP1Xqz vDwu8dJ/DneXe91Nt5EVEZuxJL7L7u9ai23Pi4/YhnAxsGUyXph+ZoME573zyrs/+dfu3XpG zq+iSuVJ1J/pZ1fsnOj1xOf70pcT2+Z0SfrK6eWofDvsvvP2aab4qGvbKuRstsvyHd3Bk2yq k3dLdabqi77/Zc2fmCcosRRnJBpqMRcVJwIAN+QHDqoCAAA= X-CMS-MailID: 20191001125444eucas1p2e4254acf8434e1fadf0e208dbe62b2d7 X-Msg-Generator: CA X-RootMTR: 20191001125444eucas1p2e4254acf8434e1fadf0e208dbe62b2d7 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20191001125444eucas1p2e4254acf8434e1fadf0e208dbe62b2d7 References: <20191001125436.24086-1-l.luba@partner.samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191001_055447_397684_6D8C9228 X-CRM114-Status: GOOD ( 12.02 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, willy.mh.wolff.ml@gmail.com, robh+dt@kernel.org, b.zolnierkie@samsung.com, krzk@kernel.org, Lukasz Luba , cw00.choi@samsung.com, kyungmin.park@samsung.com, kgene@kernel.org, myungjoo.ham@samsung.com, s.nawrocki@samsung.com, m.szyprowski@samsung.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add description for optional interrupt lines. It provides a new operation mode, which uses internal performance counters interrupt when overflow. This is more reliable than using default polling mode implemented in devfreq. Signed-off-by: Lukasz Luba --- .../bindings/memory-controllers/exynos5422-dmc.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/memory-controllers/exynos5422-dmc.txt b/Documentation/devicetree/bindings/memory-controllers/exynos5422-dmc.txt index 02aeb3b5a820..afc38aea6b1c 100644 --- a/Documentation/devicetree/bindings/memory-controllers/exynos5422-dmc.txt +++ b/Documentation/devicetree/bindings/memory-controllers/exynos5422-dmc.txt @@ -31,6 +31,13 @@ Required properties for DMC device for Exynos5422: The register offsets are in the driver code and specyfic for this SoC type. +Optional properties for DMC device for Exynos5422: +- interrupt-parent : The parent interrupt controller. +- interrupts : Contains the IRQ line numbers for the DMC internal performance + event counters. Align with specification of the interrupt line(s) in the + interrupt-parent controller. +- interrupt-names : List of IRQ names. + Example: ppmu_dmc0_0: ppmu@10d00000 { @@ -70,4 +77,7 @@ Example: device-handle = <&samsung_K3QF2F20DB>; vdd-supply = <&buck1_reg>; samsung,syscon-clk = <&clock>; + interrupt-parent = <&combiner>; + interrupts = <16 0>, <16 1>; + interrupt-names = "drex_0", "drex_1"; }; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel