On Mon, Jan 30, 2017 at 03:06:17PM +0100, Hans Verkuil wrote:
> From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
>
> Add binding documentation and add that file to the MAINTAINERS entry.
This should come before the driver support.
> Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> ---
> .../devicetree/bindings/media/i2c/ov7670.txt | 44 ++++++++++++++++++++++
> MAINTAINERS | 1 +
> 2 files changed, 45 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/i2c/ov7670.txt
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/ov7670.txt b/Documentation/devicetree/bindings/media/i2c/ov7670.txt
> new file mode 100644
> index 0000000..a014694
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/ov7670.txt
> @@ -0,0 +1,44 @@
> +* 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:
> +- resetb-gpios: reference to the GPIO connected to the resetb pin, if any.
We've somewhat standardized naming for reset gpios to "reset-gpios" even
if that doesn't quite match the pin name.
> +- pwdn-gpios: reference to the GPIO connected to the pwdn pin, if any.
Same here with "powerdown-gpios".
> +
> +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 {
> + status = "okay";
> +
> + ov7670: camera@0x21 {
Drop the '0x'.
> + compatible = "ovti,ov7670";
> + reg = <0x21>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pck0_as_isi_mck &pinctrl_sensor_power &pinctrl_sensor_reset>;
> + resetb-gpios = <&pioE 11 GPIO_ACTIVE_LOW>;
> + pwdn-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>;
> + bus-width = <8>;
> + };
> + };
> + };
> + };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index cfff2c9..67df205 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -9101,6 +9101,7 @@ L: linux-media@xxxxxxxxxxxxxxx
> T: git git://linuxtv.org/media_tree.git
> S: Maintained
> F: drivers/media/i2c/ov7670.c
> +F: Documentation/devicetree/bindings/media/i2c/ov7670.txt
>
> ONENAND FLASH DRIVER
> M: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> --
> 2.10.2
>
> --
> To unsubscribe from this list: send the line "unsubscribe devicetree" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
