Add device tree binding documentation for the MT9M001 CMOS image sensor. Cc: Rob Herring <robh@xxxxxxxxxx> Cc: Guennadi Liakhovetski <g.liakhovetski@xxxxxx> Cc: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx> --- * v2 - Update binding doc suggested by Rob Herring. .../devicetree/bindings/media/i2c/mt9m001.txt | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/mt9m001.txt diff --git a/Documentation/devicetree/bindings/media/i2c/mt9m001.txt b/Documentation/devicetree/bindings/media/i2c/mt9m001.txt new file mode 100644 index 0000000..c920552 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/mt9m001.txt @@ -0,0 +1,38 @@ +MT9M001: 1/2-Inch Megapixel Digital Image Sensor + +The MT9M001 is an SXGA-format with a 1/2-inch CMOS active-pixel digital +image sensor. It is programmable through I2C interface. + +Required Properties: + +- compatible: shall be "onnn,mt9m001". +- clocks: reference to the master clock into sensor + +Optional Properties: + +- reset-gpios: GPIO handle which is connected to the reset pin of the chip. + Active low. +- standby-gpios: GPIO handle which is connected to the standby pin of the chip. + Active high. + +The device node must contain one 'port' child node with one 'endpoint' child +sub-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 { + camera-sensor@5d { + compatible = "onnn,mt9m001"; + reg = <0x5d>; + reset-gpios = <&gpio0 0 GPIO_ACTIVE_LOW>; + standby-gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>; + clocks = <&camera_clk>; + port { + mt9m001_out: endpoint { + remote-endpoint = <&vcap_in>; + }; + }; + }; + }; -- 2.7.4