[PATCH v3 1/5] dt-bindings: PCI: altera: Add binding for Agilex

Matthew Gerlach
2025-01-08T17:02:28Z

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>
---
v3:
- Remove accepted patches from patch set.
---
.../devicetree/bindings/pci/altr,pcie-root-port.yaml | 9 +++++++++
1 file changed, 9 insertions(+)

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:
--
2.34.1