diff options
author | Hans Verkuil <hans.verkuil@cisco.com> | 2016-12-12 12:08:30 -0200 |
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committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-04-10 07:51:08 -0300 |
commit | bba582894a7efd8d7aaa53cf45e5b090c50c3937 (patch) | |
tree | 554dc8469f495ae0c587146cfc75fb9ddde8ce5c /Documentation | |
parent | c4a0968aea0d887b15d8df15399f8e0dc614aecf (diff) |
[media] ov7670: document device tree bindings
Add binding documentation and add that file to the MAINTAINERS entry.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/media/i2c/ov7670.txt | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/i2c/ov7670.txt b/Documentation/devicetree/bindings/media/i2c/ov7670.txt new file mode 100644 index 000000000000..826b6563b009 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ov7670.txt @@ -0,0 +1,43 @@ +* Omnivision OV7670 CMOS sensor + +The Omnivision OV7670 sensor supports multiple resolutions output, such as +CIF, SVGA, UXGA. It also can support the YUV422/420, RGB565/555 or raw RGB +output formats. + +Required Properties: +- compatible: should be "ovti,ov7670" +- clocks: reference to the xclk input clock. +- clock-names: should be "xclk". + +Optional Properties: +- reset-gpios: reference to the GPIO connected to the resetb pin, if any. + Active is low. +- powerdown-gpios: reference to the GPIO connected to the pwdn pin, if any. + Active is high. + +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 { + ov7670: camera@21 { + compatible = "ovti,ov7670"; + reg = <0x21>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pck0_as_isi_mck &pinctrl_sensor_power &pinctrl_sensor_reset>; + reset-gpios = <&pioE 11 GPIO_ACTIVE_LOW>; + powerdown-gpios = <&pioE 13 GPIO_ACTIVE_HIGH>; + clocks = <&pck0>; + clock-names = "xclk"; + assigned-clocks = <&pck0>; + assigned-clock-rates = <25000000>; + + port { + ov7670_0: endpoint { + remote-endpoint = <&isi_0>; + }; + }; + }; + }; |