[1/2] media: imx7.rst: Provide an example for imx6ull-evk capture

imx6ull-evk has a parallel OV5640 sensor.

Provide an example for imx6ull-evk capture to improve the document.

Signed-off-by: Fabio Estevam <festevam@denx.de>
---
 Documentation/admin-guide/media/imx7.rst | 60 ++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

Oi Fabio,
On Thu Aug 26, 2021 at 7:38 PM WEST, Fabio Estevam wrote:

> imx6ull-evk has a parallel OV5640 sensor.
>
> Provide an example for imx6ull-evk capture to improve the document.
>
> Signed-off-by: Fabio Estevam <festevam@denx.de>

Glad it worked for you and thanks for documenting this here.

Acked-by: Rui Miguel Silva <rmfrfs@gmail.com>

Cheers,
   Rui

> ---
>  Documentation/admin-guide/media/imx7.rst | 60 ++++++++++++++++++++++++
>  1 file changed, 60 insertions(+)
>
> diff --git a/Documentation/admin-guide/media/imx7.rst b/Documentation/admin-guide/media/imx7.rst
> index 1e442c97da47..4785ae8ac978 100644
> --- a/Documentation/admin-guide/media/imx7.rst
> +++ b/Documentation/admin-guide/media/imx7.rst
> @@ -155,6 +155,66 @@ the resolutions supported by the sensor.
>  	                [fmt:SBGGR10_1X10/800x600@1/30 field:none colorspace:srgb]
>  	                -> "imx7-mipi-csis.0":0 [ENABLED]
>  
> +i.MX6ULL-EVK with OV5640
> +------------------------
> +
> +On this platform a parallel OV5640 sensor is connected to the CSI port.
> +The following example configures a video capture pipeline with an output
> +of 640x480 and UYVY8_2X8 format:
> +
> +.. code-block:: none
> +
> +   # Setup links
> +   media-ctl -l "'ov5640 1-003c':0 -> 'csi':0[1]"
> +   media-ctl -l "'csi':1 -> 'csi capture':0[1]"
> +
> +   # Configure pads for pipeline
> +   media-ctl -v -V "'ov5640 1-003c':0 [fmt:UYVY8_2X8/640x480 field:none]"
> +
> +After this streaming can start:
> +
> +.. code-block:: none
> +
> +   gst-launch-1.0 -v v4l2src device=/dev/video1 ! video/x-raw,format=UYVY,width=640,height=480 ! v4l2convert ! fbdevsink
> +
> +.. code-block:: none
> +
> +	# media-ctl -p
> +	Media controller API version 5.14.0
> +
> +	Media device information
> +	------------------------
> +	driver          imx7-csi
> +	model           imx-media
> +	serial
> +	bus info
> +	hw revision     0x0
> +	driver version  5.14.0
> +
> +	Device topology
> +	- entity 1: csi (2 pads, 2 links)
> +	            type V4L2 subdev subtype Unknown flags 0
> +	            device node name /dev/v4l-subdev0
> +	        pad0: Sink
> +	                [fmt:UYVY8_2X8/640x480 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range]
> +	                <- "ov5640 1-003c":0 [ENABLED,IMMUTABLE]
> +	        pad1: Source
> +	                [fmt:UYVY8_2X8/640x480 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range]
> +	                -> "csi capture":0 [ENABLED,IMMUTABLE]
> +
> +	- entity 4: csi capture (1 pad, 1 link)
> +	            type Node subtype V4L flags 0
> +	            device node name /dev/video1
> +	        pad0: Sink
> +	                <- "csi":1 [ENABLED,IMMUTABLE]
> +
> +	- entity 10: ov5640 1-003c (1 pad, 1 link)
> +	             type V4L2 subdev subtype Sensor flags 0
> +	             device node name /dev/v4l-subdev1
> +	        pad0: Source
> +	                [fmt:UYVY8_2X8/640x480@1/30 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range]
> +	                -> "csi":0 [ENABLED,IMMUTABLE]
> +
>  References
>  ----------
>  
> -- 
> 2.25.1