[PATCH 6/9] dt-bindings: pci: Add fsl,mpc83xx-pcie bindings

[Rob Herring]

On Sun, Jan 26, 2025 at 07:59:01PM +0100, J. Neuschäfer wrote:
> Supplement Documentation/devicetree/bindings/pci/fsl,pci.txt with a more
> formal binding in YAML format.
> 
> Signed-off-by: J. Neuschäfer <j.ne at posteo.net>
> ---
>  .../devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml   | 83 ++++++++++++++++++++++
>  1 file changed, 83 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml b/Documentation/devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..12e86a9c20dfe2362d11f085bd9ae47238c4a37f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml
> @@ -0,0 +1,83 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +
> +$id: http://devicetree.org/schemas/pci/fsl,mpc8xxx-pci.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Freescale MPC83xx PCI/PCI-X/PCIe controllers
> +
> +description: |
> +  Binding for the PCI/PCI-X/PCIe host bridges on MPC8xxx SoCs.
> +  See also: Documentation/devicetree/bindings/pci/fsl,pci.txt

Can you move that information here.

> +
> +maintainers:
> +  - J. Neuschäfer <j.neuschaefer at gmx.net>
> +
> +allOf:
> +  - $ref: /schemas/pci/pci-host-bridge.yaml#
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - items:
> +          - enum:
> +              - fsl,mpc8308-pcie
> +              - fsl,mpc8315-pcie
> +              - fsl,mpc8377-pcie
> +              - fsl,mpc8378-pcie
> +          - const: fsl,mpc8314-pcie
> +      - const: fsl,mpc8314-pcie
> +      - items:
> +          - const: fsl,mpc8360-pci
> +          - const: fsl,mpc8349-pci
> +      - const: fsl,mpc8349-pci
> +      - items:
> +          - const: fsl,mpc8540-pcix
> +          - const: fsl,mpc8540-pci
> +      - const: fsl,mpc8540-pci
> +      - items:
> +          - const: fsl,mpc8540-pcix
> +          - const: fsl,mpc8540-pci
> +      - const: fsl,mpc8548-pcie
> +      - const: fsl,mpc8548-pcie
> +      - const: fsl,mpc8641-pcie

Move all the single 'const' to 1 enum entry.

> +
> +  reg:
> +    minItems: 1
> +    items:
> +      - description: internal registers
> +      - description: config space access registers
> +
> +  clock-frequency:
> +    $ref: /schemas/types.yaml#/definitions/uint32

Don't need a type for this.

> +
> +required:
> +  - reg
> +  - compatible
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +
> +    pci1: pcie at e0009000 {
> +        #address-cells = <3>;
> +        #size-cells = <2>;
> +        #interrupt-cells = <1>;
> +        device_type = "pci";
> +        compatible = "fsl,mpc8315-pcie", "fsl,mpc8314-pcie";
> +        reg = <0xe0009000 0x00001000>;
> +        ranges = <0x02000000 0 0xa0000000 0xa0000000 0 0x10000000
> +                  0x01000000 0 0x00000000 0xb1000000 0 0x00800000>;
> +        bus-range = <0 255>;
> +        interrupt-map-mask = <0xf800 0 0 7>;
> +        interrupt-map = <0 0 0 1 &ipic 1 IRQ_TYPE_LEVEL_LOW
> +                         0 0 0 2 &ipic 1 IRQ_TYPE_LEVEL_LOW
> +                         0 0 0 3 &ipic 1 IRQ_TYPE_LEVEL_LOW
> +                         0 0 0 4 &ipic 1 IRQ_TYPE_LEVEL_LOW>;
> +        clock-frequency = <0>;
> +    };
> +
> +...
> 
> -- 
> 2.48.0.rc1.219.gb6b6757d772
>