From: Alan Douglas <adouglas@xxxxxxxxxxx>
Update DT documentation to include optional PHYs for cadence PCIe
host and endpoint controllers.
Signed-off-by: Alan Douglas <adouglas@xxxxxxxxxxx>
---
Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt | 4 ++++
Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt | 2 ++
2 files changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt
index 9a305237..e40c635 100644
--- a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt
+++ b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt
@@ -9,6 +9,8 @@ Required properties:
Optional properties:
- max-functions: Maximum number of functions that can be configured (default 1).
+- phys: From PHY bindings: List of Generic PHY phandles.
+- phy-names: List of names to identify the PHY.
Example:
@@ -19,4 +21,6 @@ pcie@fc000000 {
reg-names = "reg", "mem";
cdns,max-outbound-regions = <16>;
max-functions = /bits/ 8 <8>;
+ phys = <&ep_phy0 &ep_phy1>;
+ phy-names = "pcie-lane0","pcie-lane1";
};
diff --git a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
index 20a33f3..c0ca4c1 100644
--- a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
+++ b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
@@ -24,6 +24,8 @@ Optional properties:
translations (default 32)
- vendor-id: The PCI vendor ID (16 bits, default is design dependent)
- device-id: The PCI device ID (16 bits, default is design dependent)
+- phys: From PHY bindings: List of Generic PHY phandles.
+- phy-names: List of names to identify the PHY.
Example:
--
2.2.2
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