From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 11 Apr 2024 10:27:49 +0200
Subject: Adding upstream version 6.6.15.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../bindings/pci/xlnx,axi-pcie-host.yaml           | 88 ++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml

(limited to 'Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml')

diff --git a/Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml b/Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml
new file mode 100644
index 0000000000..69b7decabd
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/xlnx,axi-pcie-host.yaml
@@ -0,0 +1,88 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pci/xlnx,axi-pcie-host.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Xilinx AXI PCIe Root Port Bridge
+
+maintainers:
+  - Thippeswamy Havalige <thippeswamy.havalige@amd.com>
+
+allOf:
+  - $ref: /schemas/pci/pci-bus.yaml#
+
+properties:
+  compatible:
+    const: xlnx,axi-pcie-host-1.00.a
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  ranges:
+    items:
+      - description: |
+          ranges for the PCI memory regions (I/O space region is not
+          supported by hardware)
+
+  "#interrupt-cells":
+    const: 1
+
+  interrupt-controller:
+    description: identifies the node as an interrupt controller
+    type: object
+    properties:
+      interrupt-controller: true
+
+      "#address-cells":
+        const: 0
+
+      "#interrupt-cells":
+        const: 1
+
+    required:
+      - interrupt-controller
+      - "#address-cells"
+      - "#interrupt-cells"
+
+    additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - ranges
+  - interrupts
+  - interrupt-map
+  - "#interrupt-cells"
+  - interrupt-controller
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    pcie@50000000 {
+        compatible = "xlnx,axi-pcie-host-1.00.a";
+        reg = <0x50000000 0x1000000>;
+        #address-cells = <3>;
+        #size-cells = <2>;
+        #interrupt-cells = <1>;
+        device_type = "pci";
+        interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
+        interrupt-map-mask = <0 0 0 7>;
+        interrupt-map = <0 0 0 1 &pcie_intc 1>,
+                        <0 0 0 2 &pcie_intc 2>,
+                        <0 0 0 3 &pcie_intc 3>,
+                        <0 0 0 4 &pcie_intc 4>;
+        ranges = <0x02000000 0 0x60000000 0x60000000 0 0x10000000>;
+        pcie_intc: interrupt-controller {
+            interrupt-controller;
+            #address-cells = <0>;
+            #interrupt-cells = <1>;
+        };
+    };
-- 
cgit v1.2.3