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Commit 82dfbd27 authored by Alan Douglas's avatar Alan Douglas Committed by Lorenzo Pieralisi
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dt-bindings: PCI: cadence: Add DT bindings for optional PHYs 



Update DT documentation to include optional PHYs for cadence PCIe
host and endpoint controllers.

Signed-off-by: default avatarAlan Douglas <adouglas@cadence.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
parent dfb80534

Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt

+5 −0
Original line number Diff line number Diff line
@@ -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";

};

Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt

+6 −0
Original line number Diff line number Diff line
@@ -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";

};