On Fri, Nov 6, 2020 at 10:19 AM Rob Herring <robh@xxxxxxxxxx> wrote: > > On Fri, Nov 06, 2020 at 05:15:39AM -0600, Adam Ford wrote: > > Add binding doc for fsl,spba-bus. > > > > Signed-off-by: Adam Ford <aford173@xxxxxxxxx> > > --- > > V3: New to series > > Please implement my review comments from the last version you sent. Sorry about that. I grabbed from the wrong branch. I implemented them, but apparently I did it on the wrong branch. I'll send a V4. Sorry for the noise. adam > > > > > diff --git a/Documentation/devicetree/bindings/bus/fsl,spba-bus.yaml b/Documentation/devicetree/bindings/bus/fsl,spba-bus.yaml > > new file mode 100644 > > index 000000000000..0a2add841145 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/bus/fsl,spba-bus.yaml > > @@ -0,0 +1,56 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/bus/simple-pm-bus.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: Shared Peripherals Bus Interface > > + > > +maintainers: > > + - Shawn Guo <shawnguo@xxxxxxxxxx> > > + > > +description: | > > + A simple bus enabling access to shared peripherals. > > + > > + The "spba-bus" follows the "simple-bus" set of properties, as > > + specified in the Devicetree Specification. It is an extension of > > + "simple-bus" because the SDMA controller uses this compatible flag to > > + determine which peripherals are available to it and the range over which > > + the SDMA can access. There are no special clocks for the bus, because > > + the SDMA controller itself has its interrupt, and clock assignments. > > + > > +properties: > > + $nodename: > > + pattern: "^bus(@[0-9a-f]+)?$" > > + > > + compatible: > > + contains: > > + const: fsl,spba-bus > > + description: > > + Shall contain "fsl,spba-bus" in addition to "simple-bus" > > + compatible strings. > > + > > + '#address-cells': > > + enum: [ 1, 2 ] > > + > > + '#size-cells': > > + enum: [ 1, 2 ] > > + > > + ranges: true > > + > > +required: > > + - compatible > > + - '#address-cells' > > + - '#size-cells' > > + - ranges > > + > > +additionalProperties: true > > + > > +examples: > > + - | > > + bus { > > + compatible = "fsl,spba-bus", "simple-bus"; > > + #address-cells = <1>; > > + #size-cells = <1>; > > + ranges; > > + }; > > -- > > 2.25.1 > >
