[PATCH 3/3] [RFC] dt-bindings: display: bridge: nxp,tda998x: Convert to json-schema

[Russell King (Oracle)]

On Fri, Oct 29, 2021 at 11:40:26AM +0200, Geert Uytterhoeven wrote:
> Hi Russell,
> 
> On Fri, Oct 29, 2021 at 11:33 AM Russell King (Oracle)
> <linux at armlinux.org.uk> wrote:
> > On Fri, Oct 29, 2021 at 10:28:22AM +0200, Geert Uytterhoeven wrote:
> > > No, you can still use port:
> > >
> > > +oneOf:
> > > +  - required:
> > > +      - port
> > > +  - required:
> > > +      - ports
> > >
> > > When using ports, no further requirements are set, but perhaps port at 0
> > > should be made required in that case?
> >
> > Maybe I don't understand the binding description then, but to me it
> > looks like you require both port at 0 and port at 1.
> 
> "make dtbs_check" disagrees.
> 
> > The reality of the driver is that it makes almost no use of the graph
> > itself, except via drm_of_find_possible_crtcs() to find the connected
> > CRTCs. If it is connected to an I2S source, then it probably needs a
> > port specification for that. If someone wants to describe the HDMI
> > connector (which I don't see any point in) then they likely need a
> 
> I can't comment on the point of describing the HDMI connector.
> 
> > port specification for that too. However, the driver itself doesn't
> > care about any of those.
> 
> DT describes hardware, not software limitations.

Sigh. There's no point discussing this further, my replies seem to be
interpreted out of context.

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