On 01/02/2023 11:35, Okan Sahin wrote: > Add ADI MAX77541/MAX77540 Regulator devicetree document. > > Signed-off-by: Okan Sahin <okan.sahin@xxxxxxxxxx> > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> > --- > .../regulator/adi,max77541-regulator.yaml | 44 +++++++++++++++++++ > 1 file changed, 44 insertions(+) > create mode 100644 Documentation/devicetree/bindings/regulator/adi,max77541-regulator.yaml > > diff --git a/Documentation/devicetree/bindings/regulator/adi,max77541-regulator.yaml b/Documentation/devicetree/bindings/regulator/adi,max77541-regulator.yaml > new file mode 100644 > index 000000000000..fff463d5e79d > --- /dev/null > +++ b/Documentation/devicetree/bindings/regulator/adi,max77541-regulator.yaml > @@ -0,0 +1,44 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/regulator/adi,max77541-regulator.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Buck Converter for MAX77540/MAX77541 > + > +maintainers: > + - Okan Sahin <okan.sahin@xxxxxxxxxx> > + > +description: | > + This is a part of device tree bindings for ADI MAX77540/MAX77541 > + > + The buck converter is represented as a sub-node of the PMIC node on the device tree. > + > + The device has two buck regulators. > + See also Documentation/devicetree/bindings/mfd/adi,max77541.yaml for > + additional information and example. > + > +properties: > + compatible: > + enum: > + - adi,max77540-regulator > + - adi,max77541-regulator Why do need the compatible? I don't see any usage of it in the driver (empty driver data). Best regards, Krzysztof