On 05/04/2022 20:47, Miquel Raynal wrote: > Add new binding file for this RTC. > > Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> > --- > .../bindings/rtc/renesas,rzn1-rtc.yaml | 69 +++++++++++++++++++ > 1 file changed, 69 insertions(+) > create mode 100644 Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml > > diff --git a/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml b/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml > new file mode 100644 > index 000000000000..903f0cd361fa > --- /dev/null > +++ b/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml > @@ -0,0 +1,69 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/rtc/renesas,rzn1-rtc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Renesas RZ/N1 SoCs Real-Time Clock DT bindings > + > +maintainers: > + - Miquel Raynal <miquel.raynal@xxxxxxxxxxx> > + > +allOf: > + - $ref: rtc.yaml# > + > +properties: > + compatible: > + oneOf: Why oneOf? > + - items: > + - enum: > + - renesas,r9a06g032-rtc > + - const: renesas,rzn1-rtc > + > + reg: > + maxItems: 1 > + > + interrupts: > + minItems: 3 > + maxItems: 3 > + > + interrupt-names: > + items: > + - const: alarm > + - const: timer > + - const: pps > + > + clocks: > + maxItems: 1 > + > + clock-names: > + const: hclk > + > + start-year: true You don't need this, it's coming from rtc.yaml. Best regards, Krzysztof