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[v2,3/7] dt-bindings: PCI: altera: Add binding for Agilex

Message ID 20240809151213.94533-4-matthew.gerlach@linux.intel.com (mailing list archive)
State New
Delegated to: Manivannan Sadhasivam
Headers show
Series Add PCIe Root Port support for Agilex family of chips | expand

Commit Message

Matthew Gerlach Aug. 9, 2024, 3:12 p.m. UTC 
From: Matthew Gerlach <matthew.gerlach@linux.intel.com>

Add the compatible bindings for the three variants of Agilex
PCIe Hard IP.

Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
---
 .../devicetree/bindings/pci/altr,pcie-root-port.yaml     | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/pci/altr,pcie-root-port.yaml b/Documentation/devicetree/bindings/pci/altr,pcie-root-port.yaml
index 52533fccc134..ca9691ec87d2 100644
--- a/Documentation/devicetree/bindings/pci/altr,pcie-root-port.yaml
+++ b/Documentation/devicetree/bindings/pci/altr,pcie-root-port.yaml
@@ -12,9 +12,18 @@  maintainers:
 
 properties:
   compatible:
+    description: altr,pcie-root-port-1.0 is used for the Cyclone5
+      family of chips. The Stratix10 family of chips is supported
+      by altr,pcie-root-port-2.0. The Agilex family of chips has
+      three variants of PCIe Hard IP referred to as the f-tile, p-tile,
+      and r-tile.
+
     enum:
       - altr,pcie-root-port-1.0
       - altr,pcie-root-port-2.0
+      - altr,pcie-root-port-3.0-f-tile
+      - altr,pcie-root-port-3.0-p-tile
+      - altr,pcie-root-port-3.0-r-tile
 
   reg:
     items: