On 15/03/2023 08:28, Jacky Huang wrote: > From: Jacky Huang <ychuang3@xxxxxxxxxxx> > > Add documentation to describe nuvoton ma35d1 clock driver bindings. Subject: drop second/last, redundant "bindings". The "dt-bindings" prefix is already stating that these are bindings. > > Signed-off-by: Jacky Huang <ychuang3@xxxxxxxxxxx> > --- > .../bindings/clock/nuvoton,ma35d1-clk.yaml | 83 +++++++++++++++++++ > 1 file changed, 83 insertions(+) > create mode 100644 Documentation/devicetree/bindings/clock/nuvoton,ma35d1-clk.yaml > > diff --git a/Documentation/devicetree/bindings/clock/nuvoton,ma35d1-clk.yaml b/Documentation/devicetree/bindings/clock/nuvoton,ma35d1-clk.yaml > new file mode 100644 > index 000000000000..5c2dea071b38 > --- /dev/null > +++ b/Documentation/devicetree/bindings/clock/nuvoton,ma35d1-clk.yaml > @@ -0,0 +1,83 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/clock/nuvoton,ma35d1-clk.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Nuvoton MA35D1 Clock Controller Module Binding > + > +maintainers: > + - Chi-Fang Li <cfli0@xxxxxxxxxxx> > + - Jacky Huang <ychuang3@xxxxxxxxxxx> > + > +description: | > + The MA35D1 clock controller generates clocks for the whole chip, > + including system clocks and all peripheral clocks. > + > + See also: > + include/dt-bindings/clock/ma35d1-clk.h > + > +properties: > + compatible: > + items: > + - const: nuvoton,ma35d1-clk > + - const: syscon > + > + reg: > + maxItems: 1 > + > + "#clock-cells": > + const: 1 > + > + clocks: > + maxItems: 1 > + > + clock-names: > + const: clk_hxt Drop clock-names. You do not need it for one clock. > + > + assigned-clocks: > + maxItems: 5 > + > + assigned-clock-rates: > + maxItems: 5 Drop both properties, you do not need them in the binding. > + > + nuvoton,pll-mode: > + description: > + A list of PLL operation mode corresponding to CAPLL, DDRPLL, APLL, > + EPLL, and VPLL in sequential. The operation mode value 0 is for > + integer mode, 1 is for fractional mode, and 2 is for spread > + spectrum mode. > + $ref: /schemas/types.yaml#/definitions/uint32-array > + maxItems: 5 > + items: > + minimum: 0 > + maximum: 2 Why exactly this is suitable for DT? > + > + nuvoton,sys: > + description: > + Phandle to the system management controller. > + $ref: "/schemas/types.yaml#/definitions/phandle-array" Drop quotes. You need here constraints, look for existing examples. Best regards, Krzysztof