On Fri, Mar 20, 2020 at 07:34:52PM +0100, Ansuel Smith wrote: > From: Sham Muthayyan <smuthayy@xxxxxxxxxxxxxx> > > Add Force GEN1 support needed in some ipq806x board > that needs to limit some pcie line to gen1 for some > hardware limitation Usual commit log comments. > + uint32_t force_gen1; unsigned int force_gen1 : 1 > + of_property_read_u32(np, "force_gen1", &force_gen1); > + pcie->force_gen1 = force_gen1; I think there's a more or less standard property you can use for this instead of inventing a new one specific to this device. Documentation/devicetree/bindings/pci/pci.txt: "max-link-speed"