On Fri, Mar 31, 2023 at 11:08:36PM +0200, Stefan Wahren wrote: > Even this binding look trivial, the actual hardware supports more > features (e.g. sleep mode control GPIO). So add this as a dedicated > devicetree binding for the Maxim DS2482/DS2484 I2C to 1-W bridges, > which can be extended later. > > Signed-off-by: Stefan Wahren <stefan.wahren@xxxxxxxxxxxxxx> > --- > .../devicetree/bindings/w1/maxim,ds2482.yaml | 43 +++++++++++++++++++ > 1 file changed, 43 insertions(+) > create mode 100644 Documentation/devicetree/bindings/w1/maxim,ds2482.yaml > > diff --git a/Documentation/devicetree/bindings/w1/maxim,ds2482.yaml b/Documentation/devicetree/bindings/w1/maxim,ds2482.yaml > new file mode 100644 > index 000000000000..fd692a3a7400 > --- /dev/null > +++ b/Documentation/devicetree/bindings/w1/maxim,ds2482.yaml > @@ -0,0 +1,43 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/w1/maxim,ds2482.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Maxim One wire bus master controller > + > +maintainers: > + - Stefan Wahren <stefan.wahren@xxxxxxxxxxxxxx> > + > +description: | > + I2C to 1-wire bridges > + > + https://www.analog.com/media/en/technical-documentation/data-sheets/ds2482-100.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/DS2482-800.pdf > + https://www.analog.com/media/en/technical-documentation/data-sheets/DS2484.pdf > + > +properties: > + compatible: > + enum: > + - maxim,ds2482 > + - maxim,ds2484 > + > + reg: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + > +additionalProperties: false To allow children, all that's needed for 1-wire is: additionalProperties: type: object > + > +examples: > + - | > + i2c { > + #address-cells = <1>; > + #size-cells = <0>; > + onewire@18 { > + compatible = "maxim,ds2484"; > + reg = <0x18>; > + }; > + }; > -- > 2.17.1 >
