On Mon, Dec 09, 2019 at 07:35:02PM +0100, Daniel Mack wrote: > This device must be placed as a sub-device of an AD242x MFD node. > > Signed-off-by: Daniel Mack <daniel@xxxxxxxxxx> > --- > .../bindings/i2c/adi,ad242x-i2c.yaml | 31 +++++++++++++++++++ > 1 file changed, 31 insertions(+) > create mode 100644 Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml > > diff --git a/Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml b/Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml > new file mode 100644 > index 000000000000..ded92f8a791b > --- /dev/null > +++ b/Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml > @@ -0,0 +1,31 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: "http://devicetree.org/schemas/i2c/adi,ad242x-i2c.yaml#" > +$schema: "http://devicetree.org/meta-schemas/core.yaml#" > + > +title: Analog Devices AD242x I2C controller > + > +maintainers: > + - Daniel Mack <daniel@xxxxxxxxxx> > + > +allOf: > + - $ref: /schemas/i2c/i2c-controller.yaml# > + > +description: | > + This module is part of the AD242x MFD device. For more details and an example > + refer to Documentation/devicetree/bindings/mfd/ad242x.yaml. > + > +properties: > + compatible: > + enum: > + - adi,ad2428w-i2c > + > + clock-frequency: > + $ref: '/schemas/types.yaml#/definitions/uint32' Can drop as it already has a type. > + default: 100000 > + enum: [100000, 400000] > + description: Specifies the I²C clock frequency in Hz. > + > +required: > + - compatible > -- > 2.23.0 >