On Wed, Sep 18, 2019 at 07:09:20PM +0530, Vignesh Raghavendra wrote: > Add binding documentation of TI wrapper for Cadence UFS Controller. > > Signed-off-by: Vignesh Raghavendra <vigneshr@xxxxxx> > --- > .../devicetree/bindings/ufs/ti,j721e-ufs.yaml | 45 +++++++++++++++++++ > 1 file changed, 45 insertions(+) > create mode 100644 Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml > > diff --git a/Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml b/Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml > new file mode 100644 > index 000000000000..dabd7c795fbe > --- /dev/null > +++ b/Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml > @@ -0,0 +1,45 @@ > +# SPDX-License-Identifier: GPL-2.0 > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/ufs/ti,j721e-ufs.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: TI J721e UFS Host Controller Glue Driver > + > +maintainers: > + - Vignesh Raghavendra <vigneshr@xxxxxx> > + > +properties: > + compatible: > + items: > + - const: ti,j721e-ufs > + > + reg: > + maxItems: 1 > + description: address of TI UFS glue registers > + > + clocks: > + maxItems: 1 > + description: phandle to the M-PHY clock > + > + power-domains: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - clocks > + - power-domains > + > +examples: > + - | > + ufs_wrapper: ufs-wrapper@4e80000 { > + compatible = "ti,j721e-ufs"; > + reg = <0x0 0x4e80000 0x0 0x100>; > + power-domains = <&k3_pds 277>; > + clocks = <&k3_clks 277 1>; > + assigned-clocks = <&k3_clks 277 1>; > + assigned-clock-parents = <&k3_clks 277 4>; > + #address-cells = <2>; > + #size-cells = <2>; Based on the driver you expect to have a child node here with the UFS controller? You need to show that and have a schema for it. > + }; > -- > 2.23.0 >
