Hi Rob,
On Thu, May 28, 2020 at 11:37:55AM -0600, Rob Herring wrote:
> On Thu, May 14, 2020 at 04:36:09PM +0200, Ricardo Cañuelo wrote:
> > Define a 'ports' node for 'dvi: video@39' and use the proper naming for
> > the powerdown-gpios property to make it compliant with the ti,tfp410
> > binding.
> >
> > This fills the minimum requirements to meet the binding requirements,
> > port endpoints are not defined.
>
> Just make 'ports' optional. This isn't really any better unless you add
> endpoints too.
I wonder how this is supposed to work though. The ti-tfp410 driver will
fail to probe if there's no endpoint. I'd rather already add a node for
the DVI connector and connect it to port@1 of the TFP410.
> > Signed-off-by: Ricardo Cañuelo <ricardo.canuelo@xxxxxxxxxxxxx>
> > ---
> > arch/arm/boot/dts/dove-sbc-a510.dts | 13 ++++++++++++-
> > 1 file changed, 12 insertions(+), 1 deletion(-)
> >
> > diff --git a/arch/arm/boot/dts/dove-sbc-a510.dts b/arch/arm/boot/dts/dove-sbc-a510.dts
> > index 2bb85a9b7614..32804c981625 100644
> > --- a/arch/arm/boot/dts/dove-sbc-a510.dts
> > +++ b/arch/arm/boot/dts/dove-sbc-a510.dts
> > @@ -132,7 +132,18 @@
> > dvi: video@39 {
> > compatible = "ti,tfp410";
> > reg = <0x39>;
> > - powerdown-gpio = <&gpio_ext 3 GPIO_ACTIVE_LOW>;
> > + powerdown-gpios = <&gpio_ext 3 GPIO_ACTIVE_LOW>;
> > +
> > + ports {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > + port@0 {
> > + reg = <0>;
> > + };
> > + port@1 {
> > + reg = <1>;
> > + };
> > + };
> > };
> > };
> >
--
Regards,
Laurent Pinchart
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