On 25-12-07, Rob Herring wrote: > On Tue, Dec 02, 2025 at 02:32:58PM +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 | 92 > > ++++++++++++++++++++++ > > 1 file changed, 92 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..6e2d86d9341c75108b492bcbabc8a560d8e707cd > > 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 > > @@ -26,6 +26,12 @@ properties: > > reg: > > maxItems: 1 > > > > + '#address-cells': > > + const: 1 > > + > > + '#size-cells': > > + const: 1 > > + > > And 'ranges' needed.
I dropped this due to the response from Krzysztof: https://lore.kernel.org/linux-arm-kernel/[email protected]/ Regards, Marco > > '#power-domain-cells': > > const: 1 > > > > @@ -40,6 +46,60 @@ properties: > > minItems: 8 > > maxItems: 10 > > > > + bridge@60: > > + type: object > > + additionalProperties: false > > + > > + properties: > > + compatible: > > + const: nxp,imx93-pdfc > > + > > + reg: > > + maxItems: 1 > > + > > + 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: > > + $ref: /schemas/graph.yaml#/$defs/endpoint-base > > + 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 lanes 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 > > + - reg > > + - ports > > + > > allOf: > > - if: > > properties: > > @@ -81,9 +141,12 @@ allOf: > > - const: isi > > - const: csi > > - const: dsi > > + > > required: > > - compatible > > - reg > > + - '#address-cells' > > + - '#size-cells' > > - power-domains > > - clocks > > - clock-names > > @@ -112,4 +175,33 @@ examples: > > clock-names = "apb", "axi", "nic", "disp", "cam", > > "pxp", "lcdif", "isi", "csi", "dsi"; > > #power-domain-cells = <1>; > > + #address-cells = <1>; > > + #size-cells = <1>; > > + > > + bridge@60 { > > + compatible = "nxp,imx93-pdfc"; > > + reg = <0x60 0x4>; > > + > > + 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 > > > -- #gernperDu #CallMeByMyFirstName Pengutronix e.K. | | Steuerwalder Str. 21 | https://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |
