Update DT documentation to include optional PHYs for cadence PCIe
host and endpoint controllers.
Signed-off-by: Alan Douglas <adouglas@xxxxxxxxxxx>
---
.../devicetree/bindings/pci/cdns,cdns-pcie-ep.txt | 5 +++++
.../bindings/pci/cdns,cdns-pcie-host.txt | 6 ++++++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt
index 9a30523..4a0475e 100644
--- a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt
+++ b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt
@@ -9,6 +9,9 @@ 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. One per lane if more
+ than one in the list. If only one PHY listed it must manage all lanes.
+- phy-names: List of names to identify the PHY.
Example:
@@ -19,4 +22,6 @@ 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..91de69c 100644
--- a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
+++ b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
@@ -24,6 +24,9 @@ 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. One per lane if more
+ than one in the list. If only one PHY listed it must manage all lanes.
+- phy-names: List of names to identify the PHY.
Example:
@@ -57,4 +60,7 @@ pcie@fb000000 {
interrupt-map-mask = <0x0 0x0 0x0 0x7>;
msi-parent = <&its_pci>;
+
+ phys = <&pcie_phy0>;
+ phy-names = "pcie-phy";
};
--
1.7.1
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