diff options
Diffstat (limited to 'dts/Bindings/pci/designware-pcie.txt')
-rw-r--r-- | dts/Bindings/pci/designware-pcie.txt | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/dts/Bindings/pci/designware-pcie.txt b/dts/Bindings/pci/designware-pcie.txt index c124f9bc11..5561a1c060 100644 --- a/dts/Bindings/pci/designware-pcie.txt +++ b/dts/Bindings/pci/designware-pcie.txt @@ -4,8 +4,11 @@ Required properties: - compatible: "snps,dw-pcie" for RC mode; "snps,dw-pcie-ep" for EP mode; -- reg: Should contain the configuration address space. -- reg-names: Must be "config" for the PCIe configuration space. +- reg: For designware cores version < 4.80 contains the configuration + address space. For designware core version >= 4.80, contains + the configuration and ATU address space +- reg-names: Must be "config" for the PCIe configuration space and "atu" for + the ATU address space. (The old way of getting the configuration address space from "ranges" is deprecated and should be avoided.) - num-lanes: number of lanes to use |