On Saturday, August 20, 2016 11:35:35 AM CEST Martin Blumenstingl wrote: > +- reg: The first register range should be the one of the DWMAC > + controller. The second range is is for the Amlogic specific > + configuration (for example the PRG_ETHERNET register range > + on Meson8b and newer) > ... > +Example for GXBB: > + ethmac: ethernet@c9410000 { > + compatible = "amlogic,meson-gxbb-dwmac", "snps,dwmac"; > + reg = <0x0 0xc9410000 0x0 0x10000>, > + <0x0 0xc8834540 0x0 0x8>; > The address "0xc8834540" suggests that this is part of a larger register range that is used for various things, i.e. a "syscon" type of device. How about making this a syscon reference rather than a "reg" address? Arnd -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html