Commit e89897c9 authored by Marek Behún's avatar Marek Behún Committed by Lorenzo Pieralisi
Browse files

dt-bindings: PCI: aardvark: Describe new properties 

Document the possibility to reference a PHY and reset-gpios and to set
max-link-speed property.

Link: https://lore.kernel.org/r/20200430080625.26070-10-pali@kernel.org


Tested-by: default avatarTomasz Maciej Nowak <tmn505@gmail.com>
Signed-off-by: default avatarMarek Behún <marek.behun@nic.cz>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Acked-by: default avatarThomas Petazzoni <thomas.petazzoni@bootlin.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
parent 96be36db

Documentation/devicetree/bindings/pci/aardvark-pci.txt

+4 −0
Original line number Diff line number Diff line
@@ -19,6 +19,9 @@ contain the following properties: 
 - interrupt-map-mask and interrupt-map: standard PCI properties to

   define the mapping of the PCIe interface to interrupt numbers.

 - bus-range: PCI bus numbers covered

 - phys: the PCIe PHY handle

 - max-link-speed: see pci.txt

 - reset-gpios: see pci.txt



In addition, the Device Tree describing an Aardvark PCIe controller

must include a sub-node that describes the legacy interrupt controller
@@ -48,6 +51,7 @@ Example: 
				<0 0 0 2 &pcie_intc 1>,

				<0 0 0 3 &pcie_intc 2>,

				<0 0 0 4 &pcie_intc 3>;

		phys = <&comphy1 0>;

		pcie_intc: interrupt-controller {

			interrupt-controller;

			#interrupt-cells = <1>;