Hi Laurent, On Thu, Apr 15, 2021 at 4:47 PM Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> wrote: > On Thu, Apr 15, 2021 at 02:25:59PM +0200, Jacopo Mondi wrote: > > Declare port@0 in the csi40 device node and leave it un-connected. > > Each board .dts file will connect the port as it requires. > > > > Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> > > The port exists at the hardware level, so including it here sounds good. > The DT binding even makes the port mandatory :-) But the latter is subject to change? [PATCH] media: dt-bindings: media: renesas,csi2: Node port@0 is not mandatory https://lore.kernel.org/linux-devicetree/20210413155346.2471776-1-niklas.soderlund+renesas@xxxxxxxxxxxx/ > > --- a/arch/arm64/boot/dts/renesas/r8a77970.dtsi > > +++ b/arch/arm64/boot/dts/renesas/r8a77970.dtsi > > @@ -1106,6 +1106,10 @@ ports { > > #address-cells = <1>; > > #size-cells = <0>; > > > > + port@0 { > > + reg = <0>; > > + }; > > + > > port@1 { > > #address-cells = <1>; > > #size-cells = <0>; \ Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds