On Sunday, July 10, 2016 3:27:23 PM CEST Wan Zongshun wrote: > > +config NUC900_TIMER > + bool "Clocksource timer for nuc900 platform" if COMPILE_TEST > + depends on ARM > + select CLKSRC_OF if OF > + select CLKSRC_MMIO > + help > + Enables the clocksource for the NUC900 platform. > I have put this patch into my randconfig build system and found that it lacks a dependency: diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index e18ef32776a3..59b9251eef37 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -523,7 +523,7 @@ config CLKSRC_ST_LPC config NUC900_TIMER bool "Clocksource timer for nuc900 platform" if COMPILE_TEST - depends on ARM + depends on ARM && GENERIC_CLOCKEVENTS select CLKSRC_OF if OF select CLKSRC_MMIO help Also the init function has changed its return type in linux-next: > +static void __init nuc970_timer_of_init(struct device_node *node) This now needs to return an error code or we get: ../include/linux/of.h:1004:20: error: comparison of distinct pointer types lacks a cast [-Werror] .data = (fn == (fn_type)NULL) ? fn : fn } Daniel Lezcano seems to have implemented a migration strategy, but I can't see what you are supposed to do here, since the CLOCKSOURCE_OF_DECLARE_RET macro is no longer part of linux-next. 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