Hi Frank,
On 26-01-13, Frank Li wrote:
> On Tue, Jan 13, 2026 at 08:07:27PM +0100, Marco Felsch wrote:
> > From: Liu Ying <[email protected]>
> >
> > i.MX93 SoC mediamix blk-ctrl contains one DISPLAY_MUX register which
> > configures parallel display format by using the "PARALLEL_DISP_FORMAT"
> > field. Document the Parallel Display Format Configuration(PDFC) subnode
> > and add the subnode to example.
> >
> > Signed-off-by: Liu Ying <[email protected]>
> > [[email protected]: port to v6.18-rc1]
> > [[email protected]: add bus-width]
> > Signed-off-by: Marco Felsch <[email protected]>
> > ---
> > .../bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml | 79
> > ++++++++++++++++++++++
> > 1 file changed, 79 insertions(+)
> >
> > diff --git
> > a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
> > b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
> > index
> > 34aea58094e55365a2f9c86092f637e533f954ff..82d30e4140f4d511bc59665370d561efe7a707bd
> > 100644
> > ---
> > a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
> > +++
> > b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
> > @@ -40,6 +40,58 @@ properties:
> > minItems: 8
> > maxItems: 10
> >
> > + dpi-bridge:
> > + type: object
> > + additionalProperties: false
> > +
> > + properties:
> > + compatible:
> > + enum:
> > + - nxp,imx91-pdfc
> > + - nxp,imx93-pdfc
> > +
> > + ports:
> > + $ref: /schemas/graph.yaml#/properties/ports
> > +
> > + properties:
> > + port@0:
> > + $ref: /schemas/graph.yaml#/properties/port
> > + description: Input port node to receive pixel data.
> > +
> > + port@1:
> > + $ref: /schemas/graph.yaml#/$defs/port-base
> > + unevaluatedProperties: false
> > + description: Output port node to downstream pixel data
> > receivers.
> > +
> > + properties:
> > + endpoint:
> > + $ref: /schemas/media/video-interfaces.yaml#
> > + unevaluatedProperties: false
> > +
> > + properties:
> > + bus-width:
> > + enum: [ 16, 18, 24 ]
> > + description:
> > + Specify the physical parallel bus width.
> > +
> > + This property is optional if the display bus-width
> > + matches the SoC bus-width, e.g. a 18-bit RGB666
> > (display)
> > + is connected and all 18-bit data lines are muxed to
> > the
> > + parallel-output pads.
> > +
> > + This property must be set to 18 to cut only the LSBs
> > + instead of the MSBs in case a 24-bit RGB888 display
> > is
> > + connected and only the lower 18-bit data lanes are
> > muxed
> > + to the parallel-output pads.
> > +
> > + required:
> > + - port@0
> > + - port@1
> > +
> > + required:
> > + - compatible
> > + - ports
> > +
> > allOf:
> > - if:
> > properties:
> > @@ -81,6 +133,7 @@ allOf:
> > - const: isi
> > - const: csi
> > - const: dsi
> > +
>
> remove this unnecessary changes
Yes this change is not necessary but I wanted to format the file
properly and I thought it can be done in this patch as well since the
change is really small without the need of a separate patch.
Regards,
Marco
>
> Frank
> > required:
> > - compatible
> > - reg
> > @@ -112,4 +165,30 @@ examples:
> > clock-names = "apb", "axi", "nic", "disp", "cam",
> > "pxp", "lcdif", "isi", "csi", "dsi";
> > #power-domain-cells = <1>;
> > +
> > + dpi-bridge {
> > + compatible = "nxp,imx93-pdfc";
> > +
> > + ports {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + port@0 {
> > + reg = <0>;
> > +
> > + pdfc_from_lcdif: endpoint {
> > + remote-endpoint = <&lcdif_to_pdfc>;
> > + };
> > + };
> > +
> > + port@1 {
> > + reg = <1>;
> > +
> > + pdfc_to_panel: endpoint {
> > + remote-endpoint = <&panel_from_pdfc>;
> > + bus-width = <18>;
> > + };
> > + };
> > + };
> > + };
> > };
> >
> > --
> > 2.47.3
> >
>
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