On Mon, 30 Nov 2020 13:29:18 +0200, Tomi Valkeinen wrote: > Add binding for DisplayPort connector. A few notes: > > * Similar to hdmi-connector, it has hpd-gpios as an optional property, > as the HPD could also be handled by, e.g., the DP bridge. > > * dp-pwr-supply, which provides 3.3V on DP_PWR pin, is optional, as it > is not strictly required: standard DP cables do not even have the pin > connected. > > * Connector type. Full size and mini connectors are identical except for > the connector size and form, so I believe there is no functional need > for this property. But similar to 'label' property, it might be used > to present information about the connector to the userspace. > > * No eDP. There's really no "eDP connector", as it's always a custom > made connection between the DP and the DP panel, although the eDP spec > does offer a few suggested pin setups. So possibly there is no need for > edp-connector binding, but even if there is, I don't want to guess what > it could look like, and could it be part of the dp-connector binding. > > * No DP++. I'm not familiar with DP++. DP++ might need an i2c bus added > to the bindings. > > Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx> > Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> > --- > .../display/connector/dp-connector.yaml | 56 +++++++++++++++++++ > 1 file changed, 56 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/connector/dp-connector.yaml > Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
