On Wed, Sep 23, 2020 at 07:02:54PM +0800, Jiaxun Yang wrote: > > +#ifdef CONFIG_CPU_LOONGSON64 > +static int c0_compare_int_enable(struct clock_event_device *cd) > +{ > + if (cpu_has_extimer) > + set_c0_config6(LOONGSON_CONF6_INTIMER); why are you not simply do this in loognson64 board setup code and avoid the whole cluttering of #ifdef CONFIG_CPU_LOONGSON64 over common code ? Thomas. -- Crap can work. Given enough thrust pigs will fly, but it's not necessarily a good idea. [ RFC1925, 2.3 ]