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[213.198.162.59]) by smtp.gmail.com with ESMTPSA id b16sm7869243wrm.41.2018.12.10.03.53.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 10 Dec 2018 03:53:33 -0800 (PST) From: Jagan Teki To: Yong Deng , Mauro Carvalho Chehab , Maxime Ripard , Rob Herring , Mark Rutland , Chen-Yu Tsai , linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi , linux-amarula@amarulasolutions.com, Michael Trimarchi Subject: [PATCH v3 3/6] media: sun6i: Set 300MHz mod clock for A64 Date: Mon, 10 Dec 2018 17:22:43 +0530 Message-Id: <20181210115246.8188-4-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20181210115246.8188-1-jagan@amarulasolutions.com> References: <20181210115246.8188-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181210_035345_750767_C6B02946 X-CRM114-Status: GOOD ( 13.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jagan Teki 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 The default CSI_SCLK seems unable to drive the sensor to capture the image, so update it to working clock rate 300MHz for A64. Signed-off-by: Jagan Teki --- drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c index bbe45e893722..4b872800b244 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c @@ -822,6 +822,11 @@ static int sun6i_csi_resource_request(struct sun6i_csi_dev *sdev, return PTR_ERR(sdev->clk_mod); } + /* A64 need 300MHz mod clock to operate properly */ + if (of_device_is_compatible(pdev->dev.of_node, + "allwinner,sun50i-a64-csi")) + clk_set_rate_exclusive(sdev->clk_mod, 300000000); + sdev->clk_ram = devm_clk_get(&pdev->dev, "ram"); if (IS_ERR(sdev->clk_ram)) { dev_err(&pdev->dev, "Unable to acquire dram-csi clock\n"); -- 2.18.0.321.gffc6fa0e3 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel