On Wed, Jul 19, 2023 at 06:20:53PM +0800, Minda Chen wrote: > Add PLDA XpressRICH host controller dt-bindings. Both Microchip > PolarFire SoC and StarFive JH7110 SoC are using PLDA XpressRICH > PCIe host controller IP. > > Signed-off-by: Minda Chen <minda.chen@xxxxxxxxxxxxxxxx> > Reviewed-by: Hal Feng <hal.feng@xxxxxxxxxxxxxxxx> > --- > .../pci/plda,xpressrich-pcie-host.yaml | 66 +++++++++++++++++++ > 1 file changed, 66 insertions(+) > create mode 100644 Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-host.yaml > > diff --git a/Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-host.yaml b/Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-host.yaml > new file mode 100644 > index 000000000000..10a10862a078 > --- /dev/null > +++ b/Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-host.yaml > @@ -0,0 +1,66 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/pci/plda,xpressrich-pcie-host.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: PLDA XpressRICH PCIe host controller > + > +maintainers: > + - Daire McNamara <daire.mcnamara@xxxxxxxxxxxxx> > + - Minda Chen <minda.chen@xxxxxxxxxxxxxxxx> > + > +allOf: > + - $ref: /schemas/pci/pci-bus.yaml# > + - $ref: plda,xpressrich-pcie-common.yaml# > + - $ref: /schemas/interrupt-controller/msi-controller.yaml# > + > +properties: > + compatible: > + const: plda,xpressrich-pcie-host What h/w is this in? I don't see why this is needed. You have the common schema for the IP block and then the Microchip and Starfive schemas for the 2 implementations. Rob