[2/4] media: imx.rst: Provide an example for unprocessed video capture
Commit Message
The current example for imx6q-sabresd is for a direct conversion pipeline.
Provide an extra example using unprocessed video capture for completeness.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
---
Documentation/media/v4l-drivers/imx.rst | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
Comments
On 4/8/20 5:32 AM, Fabio Estevam wrote:
> The current example for imx6q-sabresd is for a direct conversion pipeline.
>
> Provide an extra example using unprocessed video capture for completeness.
>
> Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Steve Longerbeam <slongerbeam@gmail.com>
> ---
> Documentation/media/v4l-drivers/imx.rst | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/Documentation/media/v4l-drivers/imx.rst b/Documentation/media/v4l-drivers/imx.rst
> index 7c3afd32e456..3b4767f5f422 100644
> --- a/Documentation/media/v4l-drivers/imx.rst
> +++ b/Documentation/media/v4l-drivers/imx.rst
> @@ -670,6 +670,26 @@ Streaming can then begin on "ipu1_ic_prpenc capture" node. The v4l2-ctl
> tool can be used to select any supported YUV or RGB pixelformat on the
> capture device node.
>
> +The following example configures unprocessed video capture pipeline to
> +capture from the OV5640, transmitting on MIPI CSI-2 virtual channel 0:
> +
> +.. code-block:: none
> +
> + # Setup links
> + media-ctl -l "'ov5640 1-003c':0 -> 'imx6-mipi-csi2':0[1]"
> + media-ctl -l "'imx6-mipi-csi2':1 -> 'ipu1_csi0_mux':0[1]"
> + media-ctl -l "'ipu1_csi0_mux':2 -> 'ipu1_csi0':0[1]"
> + media-ctl -l "'ipu1_csi0':2 -> 'ipu1_csi0 capture':0[1]"
> + # Configure pads
> + media-ctl -V "'ov5640 1-003c':0 [fmt:UYVY2X8/640x480]"
> + media-ctl -V "'imx6-mipi-csi2':1 [fmt:UYVY2X8/640x480]"
> + media-ctl -V "'ipu1_csi0_mux':0 [fmt:UYVY2X8/640x480]"
> + media-ctl -V "'ipu1_csi0':0 [fmt:AYUV32/640x480]"
> +
> +Streaming can then begin on "ipu1_csi0 capture" node. The v4l2-ctl
> +tool can be used to select any supported YUV or RGB pixelformat on the
> +capture device node.
> +
>
> Known Issues
> ------------
@@ -670,6 +670,26 @@ Streaming can then begin on "ipu1_ic_prpenc capture" node. The v4l2-ctl
tool can be used to select any supported YUV or RGB pixelformat on the
capture device node.
+The following example configures unprocessed video capture pipeline to
+capture from the OV5640, transmitting on MIPI CSI-2 virtual channel 0:
+
+.. code-block:: none
+
+ # Setup links
+ media-ctl -l "'ov5640 1-003c':0 -> 'imx6-mipi-csi2':0[1]"
+ media-ctl -l "'imx6-mipi-csi2':1 -> 'ipu1_csi0_mux':0[1]"
+ media-ctl -l "'ipu1_csi0_mux':2 -> 'ipu1_csi0':0[1]"
+ media-ctl -l "'ipu1_csi0':2 -> 'ipu1_csi0 capture':0[1]"
+ # Configure pads
+ media-ctl -V "'ov5640 1-003c':0 [fmt:UYVY2X8/640x480]"
+ media-ctl -V "'imx6-mipi-csi2':1 [fmt:UYVY2X8/640x480]"
+ media-ctl -V "'ipu1_csi0_mux':0 [fmt:UYVY2X8/640x480]"
+ media-ctl -V "'ipu1_csi0':0 [fmt:AYUV32/640x480]"
+
+Streaming can then begin on "ipu1_csi0 capture" node. The v4l2-ctl
+tool can be used to select any supported YUV or RGB pixelformat on the
+capture device node.
+
Known Issues
------------