Hi Lukas, >>>> --- a/include/acpi/acpi_bus.h >>>> +++ b/include/acpi/acpi_bus.h >>>> @@ -211,7 +211,7 @@ struct acpi_device_flags { >>>> u32 of_compatible_ok:1; >>>> u32 coherent_dma:1; >>>> u32 cca_seen:1; >>>> - u32 spi_i2c_slave:1; >>>> + u32 serial_slave:1; >>>> u32 reserved:19; >>>> }; >>> I am not an ACPI expert, but wouldn't we better have a serial_bus_slave >>> here. And the serial_bus_slave can be either UART or I2C? Or have a >>> pretty good commit message explaining why this is serial_slave only. >> >> I will rename it. >> serial_bus_slave can be either SPI, I2C or UART >> (cf. http://elixir.free-electrons.com/linux/latest/source/include/acpi/acrestyp.h#L446). > > Another idea would be to describe the *effect*, rather than the devices > affected, i.e. something like: > > - u32 spi_i2c_slave:1; > + u32 parent_enumerated:1; > > such that it could be extended to slaves on a non-serial bus in the > future. that might work as well. However right now I would be fine with serial_bus_slave here. Since that makes it clear that this is more than just UART devices. It is generic serial bus based devices. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html