aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/pci/designware-pcie.txt
blob: d0d15ee42834089abfd2ffad2bad205b28e33d18 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
* Synopsys Designware PCIe interface

Required properties:
- compatible: should contain "snps,dw-pcie" to identify the core.
- #address-cells: set to <3>
- #size-cells: set to <2>
- device_type: set to "pci"
- ranges: ranges for the PCI memory and I/O regions
- #interrupt-cells: set to <1>
- interrupt-map-mask and interrupt-map: standard PCI properties
	to define the mapping of the PCIe interface to interrupt
	numbers.
- num-lanes: number of lanes to use
- clocks: Must contain an entry for each entry in clock-names.
	See ../clocks/clock-bindings.txt for details.
- clock-names: Must include the following entries:
	- "pcie"
	- "pcie_bus"

Optional properties:
- reset-gpio: gpio pin number of power good signal