# For sam0 rtt conflicts with rtc, make will select only rtc because of # order of inclusion, but to resolve in the same way as Kconfig this also # selects ztimer_no_periph_rtt to select the same modules in Kconfig and make ifneq (,$(filter-out sam3,$(filter sam%,$(CPU)))) ifneq (,$(filter ztimer%,$(USEMODULE))) USEMODULE += ztimer_no_periph_rtt endif endif