From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josh Wu Subject: [PATCH 4/4] media: ov2640: dt: add the device tree binding document Date: Fri, 28 Nov 2014 18:28:27 +0800 Message-ID: <1417170507-11172-5-git-send-email-josh.wu@atmel.com> References: <1417170507-11172-1-git-send-email-josh.wu@atmel.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1417170507-11172-1-git-send-email-josh.wu@atmel.com> Sender: linux-media-owner@vger.kernel.org To: linux-media@vger.kernel.org Cc: m.chehab@samsung.com, linux-arm-kernel@lists.infradead.org, g.liakhovetski@gmx.de, laurent.pinchart@ideasonboard.com, Josh Wu , devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org Add the document for ov2640 dt. Cc: devicetree@vger.kernel.org Signed-off-by: Josh Wu --- .../devicetree/bindings/media/i2c/ov2640.txt | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/ov2640.txt diff --git a/Documentation/devicetree/bindings/media/i2c/ov2640.txt b/Documentation/devicetree/bindings/media/i2c/ov2640.txt new file mode 100644 index 0000000..adec147 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ov2640.txt @@ -0,0 +1,43 @@ +* Omnivision ov2640 CMOS sensor + +The Omnivision OV2640 sensor support multiple resolutions output, such as +CIF, SVGA, UXGA. It also can support YUV422/420, RGB565/555 or raw RGB +output format. + +Required Properties : +- compatible : Must be "omnivision,ov2640" +- reset-gpio : reset pin +- power-down-gpio : power down pin + +Optional Properties: +- clocks : reference master clock, if using external fixed clock, you + no need to have such property. +- clock-names : Must be "mck", it means the master clock for ov2640. + +For further reading of port node refer Documentation/devicetree/bindings/media/ +video-interfaces.txt. + +Example: + + i2c1: i2c@f0018000 { + ov2640: camera@0x30 { + compatible = "omnivision,ov2640"; + reg = <0x30>; + + ... ... + + reset-gpio = <&pioE 24 GPIO_ACTIVE_HIGH>; + power-down-gpio = <&pioE 29 GPIO_ACTIVE_HIGH>; + + /* use pck1 for the master clock of ov2640 */ + clocks = <&pck1>; + clock-names = "mck"; + + port { + ov2640_0: endpoint { + remote-endpoint = <&isi_0>; + bus-width = <8>; + }; + }; + }; + }; -- 1.9.1