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@xxxxxxxxxxxxxxx> 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@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@0 and port@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. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!