From 87838addf6143430061823c334792185b56ede47 Mon Sep 17 00:00:00 2001 From: Josh Wu Date: Tue, 10 Feb 2015 06:31:36 -0300 Subject: [PATCH] [media] media: ov2640: dt: add the device tree binding document Add the document for ov2640 dt. Cc: devicetree@vger.kernel.org Signed-off-by: Josh Wu Acked-by: Laurent Pinchart Acked-by: Sylwester Nawrocki Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- .../devicetree/bindings/media/i2c/ov2640.txt | 46 +++++++++++++++++++ 1 file changed, 46 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 000000000000..c429b5bdcaa0 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ov2640.txt @@ -0,0 +1,46 @@ +* 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: should be "ovti,ov2640" +- clocks: reference to the xvclk input clock. +- clock-names: should be "xvclk". + +Optional Properties: +- resetb-gpios: reference to the GPIO connected to the resetb pin, if any. +- pwdn-gpios: reference to the GPIO connected to the pwdn pin, if any. + +The device node must contain one 'port' child node for its digital output +video port, in accordance with the video interface bindings defined in +Documentation/devicetree/bindings/media/video-interfaces.txt. + +Example: + + i2c1: i2c@f0018000 { + ov2640: camera@0x30 { + compatible = "ovti,ov2640"; + reg = <0x30>; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pck1 &pinctrl_ov2640_pwdn &pinctrl_ov2640_resetb>; + + resetb-gpios = <&pioE 24 GPIO_ACTIVE_LOW>; + pwdn-gpios = <&pioE 29 GPIO_ACTIVE_HIGH>; + + clocks = <&pck1>; + clock-names = "xvclk"; + + assigned-clocks = <&pck1>; + assigned-clock-rates = <25000000>; + + port { + ov2640_0: endpoint { + remote-endpoint = <&isi_0>; + bus-width = <8>; + }; + }; + }; + }; -- 2.39.2