Re: [PATCH V2] dt-bindings: pci: convert QCOM pci bindings to YAML

From: Rob Herring
Date: Tue Jul 28 2020 - 11:54:15 EST


On Tue, Jul 28, 2020 at 9:27 AM Rob Herring <robh+dt@xxxxxxxxxx> wrote:
>
> On Sun, Jul 26, 2020 at 9:07 AM Sivaprakash Murugesan
> <sivaprak@xxxxxxxxxxxxxxxx> wrote:
> >
> > From: Sivaprakash Murugesan <sivaprak@xxxxxxxxxxxxxx>
> >
> > Convert QCOM pci bindings to YAML schema
> >
> > Signed-off-by: Sivaprakash Murugesan <sivaprak@xxxxxxxxxxxxxx>
> > ---
> > [v2]
> > - Referenced pci-bus.yaml
> > - removed duplicate properties already referenced by pci-bus.yaml
> > - Addressed comments from Rob
> > .../devicetree/bindings/pci/qcom,pcie.txt | 330 ---------------
> > .../devicetree/bindings/pci/qcom,pcie.yaml | 447 +++++++++++++++++++++
> > 2 files changed, 447 insertions(+), 330 deletions(-)
> > delete mode 100644 Documentation/devicetree/bindings/pci/qcom,pcie.txt
> > create mode 100644 Documentation/devicetree/bindings/pci/qcom,pcie.yaml
>
>
> > diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> > new file mode 100644
> > index 000000000000..ddb84f49ac1c
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> > @@ -0,0 +1,447 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/pci/qcom,pcie.yaml#";
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#";
> > +
> > +title: Qualcomm PCI express root complex
> > +
> > +maintainers:
> > + - Sivaprakash Murugesan <sivaprak@xxxxxxxxxxxxxx>
> > +
> > +description:
> > + QCOM PCIe controller uses Designware IP with Qualcomm specific hardware
> > + wrappers.
> > +
> > +properties:
> > + compatible:
> > + enum:
> > + - qcom,pcie-apq8064
> > + - qcom,pcie-apq8084
> > + - qcom,pcie-ipq4019
> > + - qcom,pcie-ipq8064
> > + - qcom,pcie-ipq8074
> > + - qcom,pcie-msm8996
> > + - qcom,pcie-qcs404
> > + - qcom,pcie-sdm845
> > +
> > + reg:
> > + description: Register ranges as listed in the reg-names property
>
> Can drop this.
>
> > + maxItems: 4
> > +
> > + reg-names:
> > + items:
> > + - const: dbi
> > + - const: elbi
> > + - const: parf
> > + - const: config
> > +
> > + ranges:
> > + maxItems: 2
> > +
> > + interrupts:
> > + items:
> > + - description: MSI interrupts
> > +
> > + interrupt-names:
> > + const: msi
> > +
> > + "#interrupt-cells":
>
> In pci-bus.yaml, so you can drop.
>
> > + const: 1
> > +
> > + interrupt-map-mask:
>
> In pci-bus.yaml, so you can drop.

Actually, you'll need to do 'interrupt-map-mask: true' on these.

>
> > + items:
> > + - description: standard PCI properties to define mapping of PCIe
> > + interface to interrupt numbers.
> > +
> > + interrupt-map:
> > + maxItems: 4
> > +
> > + clocks:
> > + minItems: 1
> > + maxItems: 7
> > +
> > + clock-names:
> > + minItems: 1
> > + maxItems: 7
> > +
> > + resets:
> > + minItems: 1
> > + maxItems: 12
> > +
> > + reset-names:
> > + minItems: 1
> > + maxItems: 12
> > +
> > + power-domains:
> > + maxItems: 1
> > +
> > + vdda-supply:
> > + description: phandle to power supply
> > +
> > + vdda_phy-supply:
> > + description: phandle to the power supply to PHY
> > +
> > + vdda_refclk-supply:
> > + description: phandle to power supply for ref clock generator
> > +
> > + vddpe-3v3-supply:
> > + description: PCIe endpoint power supply
> > +
> > + phys:
> > + maxItems: 1
> > + items:
> > + - description: phandle to the PHY block
>
> Can drop 'items'.
>
> With those fixed,
>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>