Hi Tommaso, Thanks for the patch.
> -----Original Message----- > From: Tommaso Merciai <[email protected]> > Sent: 13 February 2026 16:28 > Subject: [PATCH v5 09/20] dt-bindings: display: renesas,rzg2l-du: Add support > for RZ/G3E SoC > > The RZ/G3E Soc has 2 LCD controller (LCDC), contain a Frame Compression > Processor (FCPVD), a Video > Signal Processor (VSPD), Video Signal Processor (VSPD), and Display Unit (DU). > > - LCDC0 supports DSI and LVDS (single or dual-channel) outputs. > - LCDC1 supports DSI, LVDS (single-channel), and RGB outputs. > > Add new SoC-specific compatible string 'renesas,r9a09g047-du'. > > Signed-off-by: Tommaso Merciai <[email protected]> > --- > v4->v5: > - Dropped renesas,id property and updated bindings > accordingly. > > v2->v3: > - No changes. > > v2->v3: > - No changes. > > v1->v2: > - Use single compatible string instead of multiple compatible strings > for the two DU instances, leveraging a 'renesas,id' property to > differentiate between DU0 and DU1. > - Updated commit message accordingly. > > .../bindings/display/renesas,rzg2l-du.yaml | 22 +++++++++++++++++++ > 1 file changed, 22 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml > b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml > index 2cc66dcef870..be50b153d651 100644 > --- a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml > +++ b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml > @@ -20,6 +20,7 @@ properties: > - enum: > - renesas,r9a07g043u-du # RZ/G2UL > - renesas,r9a07g044-du # RZ/G2{L,LC} > + - renesas,r9a09g047-du # RZ/G3E > - renesas,r9a09g057-du # RZ/V2H(P) > - items: > - enum: > @@ -137,6 +138,27 @@ allOf: > > required: > - port@0 > + - if: > + properties: > + compatible: > + contains: > + const: renesas,r9a09g047-du > + then: > + properties: > + ports: > + properties: > + port@0: > + description: DSI > + port@1: > + description: LVDS Channel 0 > + port@2: > + description: LVDS Channel 1 > + port@3: > + description: DPAD > + > + required: > + - port@0 > + - port@1 LCDC0 has port@0, port@1 and port@2 LCDC1 has port@0, port@1 and port@3 Looks like from the above port@2 and port@3 are optional?? Also not sure to make port@1 for DPAD for consistency with RZ/G2L?? Do you see any advantage by making port@1 for LVDS0? Cheers, Biju
