+Tom On 19/12/19 5:44 am, Rob Herring wrote: > On Mon, Dec 09, 2019 at 02:51:44PM +0530, Kishon Vijay Abraham I wrote: >> Add PCIe EP mode dt-bindings for TI's J721E SoC. >> >> Cc: Rob Herring <robh+dt@xxxxxxxxxx> >> Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx> >> --- >> .../bindings/pci/ti,j721e-pci-ep.yaml | 113 ++++++++++++++++++ >> 1 file changed, 113 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml >> >> diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml >> new file mode 100644 >> index 000000000000..4e2af4733998 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml >> @@ -0,0 +1,113 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >> +# Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/ >> +%YAML 1.2 >> +--- >> +$id: "http://devicetree.org/schemas/pci/ti,j721e-pci-ep.yaml#" >> +$schema: "http://devicetree.org/meta-schemas/core.yaml#" >> + >> +title: TI J721E PCI EP (PCIe Wrapper) >> + >> +maintainers: >> + - Kishon Vijay Abraham I <kishon@xxxxxx> >> + >> +properties: >> + compatible: >> + enum: >> + - ti,j721e-pcie-ep > > Indentation. > >> + >> + reg: >> + maxItems: 4 >> + >> + reg-names: >> + items: >> + - const: intd_cfg >> + - const: user_cfg >> + - const: reg >> + - const: mem >> + >> + ti,syscon-pcie-ctrl: >> + description: Phandle to the SYSCON entry required for configuring PCIe mode >> + and link speed. >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/phandle >> + >> + max-link-speed: >> + minimum: 1 >> + maximum: 3 >> + >> + num-lanes: >> + minimum: 1 >> + maximum: 2 >> + >> + power-domains: >> + maxItems: 1 >> + >> + clocks: >> + maxItems: 1 >> + description: clock-specifier to represent input to the PCIe >> + >> + clock-names: >> + items: >> + - const: fck >> + >> + cdns,max-outbound-regions: >> + description: As defined in >> + Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/int32 > > uint32 > >> + - enum: [16] >> + >> + max-functions: >> + minimum: 1 >> + maximum: 6 > > Needs a type ref. Or a common definition. > >> + >> + dma-coherent: >> + description: Indicates that the PCIe IP block can ensure the coherency >> + >> + phys: > > How many? Need to convert cdns,cdns-pcie-host.txt... Tom, Can you convert cdns,cdns-pcie-host.txt to YAML binding? > >> + description: As defined in >> + Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt >> + >> + phy-names: >> + description: As defined in >> + Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt > > For all the properties shared with host mode, it might make sense to > define a common schema with all those properties and then include it in > the host and endpoint schemas. Sure. Thanks Kishon