On Mon, Mar 28, 2022 at 12:39:07AM +0200, Guillaume Ranquet wrote: > From: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx> > > This controller is present on several mediatek hardware. Currently > mt8195 and mt8395 have this controller without a functional difference, > so only one compatible field is added. > > The controller can have two forms, as a normal display port and as an > embedded display port. > > Signed-off-by: Markus Schneider-Pargmann <msp@xxxxxxxxxxxx> > Signed-off-by: Guillaume Ranquet <granquet@xxxxxxxxxxxx> > --- > .../display/mediatek/mediatek,dp.yaml | 100 ++++++++++++++++++ > 1 file changed, 100 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml > > diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml > new file mode 100644 > index 000000000000..802cc406c72b > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dp.yaml > @@ -0,0 +1,100 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/mediatek/mediatek,dp.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Mediatek Display Port Controller > + > +maintainers: > + - CK Hu <ck.hu@xxxxxxxxxxxx> > + - Jitao shi <jitao.shi@xxxxxxxxxxxx> > + > +description: | > + Device tree bindings for the Mediatek (embedded) Display Port controller > + present on some Mediatek SoCs. > + > +properties: > + compatible: > + items: > + - const: mediatek,mt8195-dp-tx > + - const: syscon Add something to the above description to convince me this is a syscon. If you need a regmap, the driver can create one. 'syscon' is really only needed if there's not a specific driver. Rob
