On Mon, Jun 13, 2022 at 12:56:50PM -0700, Brad Larson wrote: > From: Brad Larson <blarson@xxxxxxx> > > Document bindings for AMD Pensando Elba SR Reset Controller > > Signed-off-by: Brad Larson <blarson@xxxxxxx> > --- > .../reset/amd,pensando-elbasr-reset.yaml | 62 +++++++++++++++++++ > 1 file changed, 62 insertions(+) > create mode 100644 Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml > > diff --git a/Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml b/Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml > new file mode 100644 > index 000000000000..03bb86ebcfd3 > --- /dev/null > +++ b/Documentation/devicetree/bindings/reset/amd,pensando-elbasr-reset.yaml > @@ -0,0 +1,62 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/reset/amd,pensando-elbasr-reset.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: AMD Pensando Elba SoC Reset Controller Device Tree Bindings > + > +maintainers: > + - Brad Larson <blarson@xxxxxxx> > + > +description: | > + AMD Pensando Elba SoC reset controller driver which supports a resource > + controller connected to the Elba SoC over a SPI bus. The Elba reset > + controller must be defined as a child node of the Elba SPI bus > + chip-select 0 node. > + > + See also: > + - dt-bindings/reset/amd,pensando-elba-reset.h > + > +properties: > + $nodename: > + pattern: "^reset-controller@[0-9a-f]+$" > + > + compatible: > + const: amd,pensando-elbasr-reset > + > + reg: > + const: 0 > + > + '#reset-cells': > + const: 1 > + > +required: > + - compatible > + - reg > + - '#reset-cells' > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/reset/amd,pensando-elba-reset.h> > + spi0 { > + #address-cells = <1>; > + #size-cells = <0>; > + num-cs = <4>; > + > + spi@0 { 'spi' is reserved for SPI buses. I thought this was an MFD. > + reg = <0>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + rstc: reset-controller@0 { > + compatible = "amd,pensando-elbasr-reset"; > + reg = <0>; > + #reset-cells = <1>; > + }; > + }; > + }; > + > +... > -- > 2.17.1 > >
