Re: [PATCH v3 2/2] dt-bindings: imx: ldb: Add ddc-i2c-bus property

From: Rob Herring
Date: Thu Apr 28 2016 - 17:48:33 EST


On Wed, Apr 27, 2016 at 04:23:34PM -0400, Akshay Bhat wrote:
> Document the ddc-i2c-bus property used by imx-ldb driver to read EDID
> information via I2C interface.
>
> Signed-off-by: Akshay Bhat <akshay.bhat@xxxxxxxxxxx>
> ---
>
> v3:
> Newly added.
>
> Documentation/devicetree/bindings/display/imx/ldb.txt | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/display/imx/ldb.txt b/Documentation/devicetree/bindings/display/imx/ldb.txt
> index 0a175d9..a407462 100644
> --- a/Documentation/devicetree/bindings/display/imx/ldb.txt
> +++ b/Documentation/devicetree/bindings/display/imx/ldb.txt
> @@ -62,6 +62,7 @@ Required properties:
> display-timings are used instead.
>
> Optional properties (required if display-timings are used):

The required part doesn't make sense if you add this, but...

> + - ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing

Really, this should be part of a connector node since i2c goes from the
i2c controller to a connector and is not part of the display controller.

> - display-timings : A node that describes the display timings as defined in
> Documentation/devicetree/bindings/display/display-timing.txt.
> - fsl,data-mapping : should be "spwg" or "jeida"
> --
> 2.8.1
>