Wu Zhangjin <wuzhangjin@xxxxxxxxx> writes: Hi, > RTC_LIB is selected by MIPS by default, and therefore, the legacy RTC driver is > disabled. but fortunately, RTC_LIB not works on fulong, so, enabling the legcy > RTC driver is needed, otherwise, the tools like hwclock will not work. > > because loongson family machines, including fuloong2e, fuloong2f and > yeeloong2f need to enable legacy RTC driver, so we use MACH_LOONGSON > here. There are loongson machines which are working fine with RTC_LIB (for instance the gdium which is using a m41t83 on i2c) so would be better to be more restrictive imho. Arnaud