On Fri, Sep 20, 2024 at 10:38:04AM +0200, Neil Armstrong wrote: > Document the mmc-slot, which is a subnode of a multi-slot > MMC controlle, each slot is represented as a full MMC controller, > the top node handling all the shared resources and slot mux. > > Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> > --- > .../devicetree/bindings/mmc/mmc-slot.yaml | 40 ++++++++++++++++++++++ > 1 file changed, 40 insertions(+) > > diff --git a/Documentation/devicetree/bindings/mmc/mmc-slot.yaml b/Documentation/devicetree/bindings/mmc/mmc-slot.yaml > new file mode 100644 > index 000000000000..c30eda4fd2a6 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mmc/mmc-slot.yaml > @@ -0,0 +1,40 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mmc/mmc-slot.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: MMC/SD/SDIO slot of a multi-slot controller > + > +maintainers: > + - Ulf Hansson <ulf.hansson@xxxxxxxxxx> > + > +allOf: > + - $ref: mmc-controller.yaml > + > +properties: > + compatible: > + const: mmc-slot > + > + reg: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + > +unevaluatedProperties: false > + > +examples: > + - | > + mmc-controller { mmc { > + #address-cells = <1>; > + #size-cells = <0>; > + slot@0 { > + compatible = "mmc-slot"; > + reg = <0>; > + bus-width = <4>; > + }; > + }; > + > +... > > -- > 2.34.1 >
