linux-kernel - RE: [PATCH v5 1/2] dt-bindings: PCI: xilinx-cpm: Add Versal CPM5 Root Port

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Message-ID: <MW3PR12MB44114A211F3D6F0D77DA7364BAAE9@MW3PR12MB4411.namprd12.prod.outlook.com>
Date:   Sat, 18 Jun 2022 02:38:07 +0000
From:   "Gogada, Bharat Kumar" <bharat.kumar.gogada@....com>
To:     Bharat Kumar Gogada <bharat.kumar.gogada@...inx.com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>
CC:     "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "michals@...inx.com" <michals@...inx.com>,
        "robh@...nel.org" <robh@...nel.org>
Subject: RE: [PATCH v5 1/2] dt-bindings: PCI: xilinx-cpm: Add Versal CPM5 Root
 Port

Hi Rob,

Please neglect this, i picked up old patch.
Will resend this series, with correct device tree patch.

Regards,
Bharat


> 
> Xilinx Versal Premium series has CPM5 block which supports Root Port
> functionality at Gen5 speed.
> 
> Add support for YAML schemas documentation for Versal CPM5 Root Port
> driver.
> 
> Signed-off-by: Bharat Kumar Gogada <bharat.kumar.gogada@...inx.com>
> ---
>  .../bindings/pci/xilinx-versal-cpm.yaml       | 48 +++++++++++++++++--
>  1 file changed, 44 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
> b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
> index cca395317a4c..80597f2974e5 100644
> --- a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
> +++ b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
> @@ -14,17 +14,27 @@ allOf:
> 
>  properties:
>    compatible:
> -    const: xlnx,versal-cpm-host-1.00
> +    contains:
> +      enum:
> +        - xlnx,versal-cpm-host-1.00
> +        - xlnx,versal-cpm5-host
> 
>    reg:
>      items:
>        - description: CPM system level control and status registers.
>        - description: Configuration space region and bridge registers.
> +      - description: CPM5 control and status registers.
> +    minItems: 2
> 
>    reg-names:
> -    items:
> -      - const: cpm_slcr
> -      - const: cfg
> +    oneOf:
> +      - items:
> +          - const: cpm_slcr
> +          - const: cfg
> +      - items:
> +          - const: cpm_slcr
> +          - const: cfg
> +          - const: cpm_csr
> 
>    interrupts:
>      maxItems: 1
> @@ -95,4 +105,34 @@ examples:
>                                 interrupt-controller;
>                         };
>                 };
> +
> +               cpm5_pcie: pcie@...d0000 {
> +                       compatible = "xlnx,versal-cpm5-host";
> +                       device_type = "pci";
> +                       #address-cells = <3>;
> +                       #interrupt-cells = <1>;
> +                       #size-cells = <2>;
> +                       interrupts = <0 72 4>;
> +                       interrupt-parent = <&gic>;
> +                       interrupt-map-mask = <0 0 0 7>;
> +                       interrupt-map = <0 0 0 1 &pcie_intc_1 0>,
> +                                       <0 0 0 2 &pcie_intc_1 1>,
> +                                       <0 0 0 3 &pcie_intc_1 2>,
> +                                       <0 0 0 4 &pcie_intc_1 3>;
> +                       bus-range = <0x00 0xff>;
> +                       ranges = <0x02000000 0x0 0xe0000000 0x0 0xe0000000 0x0
> 0x10000000>,
> +                                <0x43000000 0x80 0x00000000 0x80 0x00000000 0x0
> 0x80000000>;
> +                       msi-map = <0x0 &its_gic 0x0 0x10000>;
> +                       reg = <0x00 0xfcdd0000 0x00 0x1000>,
> +                             <0x06 0x00000000 0x00 0x1000000>,
> +                             <0x00 0xfce20000 0x00 0x1000000>;
> +                       reg-names = "cpm_slcr", "cfg", "cpm_csr";
> +
> +                       pcie_intc_1: interrupt-controller {
> +                               #address-cells = <0>;
> +                               #interrupt-cells = <1>;
> +                               interrupt-controller;
> +                       };
> +               };
> +
>      };
> --
> 2.17.1