Re: [PATCH] media: dt-bindings: sony,imx290: Update usage example

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Niklas,

Thank you for the patch.

On Wed, Apr 30, 2025 at 02:53:22PM +0200, Niklas Söderlund wrote:
> Since commit 98e0500eadb7 ("media: i2c: imx290: Add configurable link
> frequency and pixel rate") the driver expects two specific
> link-frequency settings 2-lane (445500000, 297000000) and 4-lane
> (222750000, 148500000) operation. The driver fails to probe without
> these exact settings.
> 
> Update the example in the bindings to match this to make it easier for
> users to incorporate this sensor in their device tree descriptions
> without having to read the driver sources when the driver fails to
> probe.
> 
> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>

The new values match the frequencies that the device expects for 4 lanes
operation, so

Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

> ---
>  Documentation/devicetree/bindings/media/i2c/sony,imx290.yaml | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/sony,imx290.yaml b/Documentation/devicetree/bindings/media/i2c/sony,imx290.yaml
> index fa69bd21c8da..990acf89af8f 100644
> --- a/Documentation/devicetree/bindings/media/i2c/sony,imx290.yaml
> +++ b/Documentation/devicetree/bindings/media/i2c/sony,imx290.yaml
> @@ -136,7 +136,7 @@ examples:
>              port {
>                  imx290_ep: endpoint {
>                      data-lanes = <1 2 3 4>;
> -                    link-frequencies = /bits/ 64 <445500000>;
> +                    link-frequencies = /bits/ 64 <222750000 148500000>;
>                      remote-endpoint = <&csiphy0_ep>;
>                  };
>              };

-- 
Regards,

Laurent Pinchart