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From:   Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
To:     <linux-pci@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <devicetree@vger.kernel.org>
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        <michals@xilinx.com>, <robh@kernel.org>,
        Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
Subject: [PATCH v5 1/2] dt-bindings: PCI: xilinx-cpm: Add Versal CPM5 Root Port
Date:   Sat, 18 Jun 2022 08:14:58 +0530
Message-ID: <20220618024459.7554-2-bharat.kumar.gogada@xilinx.com>
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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@xilinx.com>
---
 .../bindings/pci/xilinx-versal-cpm.yaml       | 38 ++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
index cca395317a4c..133a7a74e6ac 100644
--- a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
+++ b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml
@@ -14,17 +14,23 @@ allOf:
 
 properties:
   compatible:
-    const: xlnx,versal-cpm-host-1.00
+      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
+      - const: cpm_csr
+    minItems: 2
 
   interrupts:
     maxItems: 1
@@ -95,4 +101,34 @@ examples:
                                interrupt-controller;
                        };
                };
+
+               cpm5_pcie: pcie@fcdd0000 {
+                       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