include $(RIOTCPU)/efm32/efm32-info.mk
include $(RIOTCPU)/efm32/efm32-features.mk

CPU_CORE = $(EFM32_ARCHITECTURE)

# allow CPU families to add features individually
-include $(RIOTCPU)/efm32/families/$(CPU_FAM)/Makefile.features

# families without MPU
ifeq (,$(filter efm32zg efm32hg, $(CPU_FAM)))
  FEATURES_PROVIDED += cortexm_mpu
endif

FEATURES_PROVIDED += arch_efm32
FEATURES_PROVIDED += periph_cpuid
FEATURES_PROVIDED += periph_flashpage
FEATURES_PROVIDED += periph_flashpage_in_address_space
FEATURES_PROVIDED += periph_flashpage_pagewise
FEATURES_PROVIDED += periph_gpio periph_gpio_irq
FEATURES_PROVIDED += periph_gpio_ll
FEATURES_PROVIDED += periph_gpio_ll_disconnect
FEATURES_PROVIDED += periph_gpio_ll_input_pull_down
FEATURES_PROVIDED += periph_gpio_ll_input_pull_up
FEATURES_PROVIDED += periph_gpio_ll_open_drain
FEATURES_PROVIDED += periph_gpio_ll_open_drain_pull_up
FEATURES_PROVIDED += periph_gpio_ll_open_source
FEATURES_PROVIDED += periph_gpio_ll_open_source_pull_down
FEATURES_PROVIDED += periph_rtt_set_counter
FEATURES_PROVIDED += periph_rtt_overflow
FEATURES_PROVIDED += periph_uart_modecfg
FEATURES_PROVIDED += periph_wdt

FEATURES_CONFLICT += periph_rtc:periph_rtt
FEATURES_CONFLICT_MSG += "On the EFM32, the RTC and RTT map to the same hardware peripheral."

FEATURES_CONFLICT += cortexm_fpu:gecko_sdk_librail_nonfpu
FEATURES_CONFLICT_MSG += "Using librail with the FPU enabled is not supported on this CPU."

ifeq (1,$(EFM32_TRNG))
  FEATURES_PROVIDED += periph_hwrng
endif

ifneq (,$(filter $(EFM32_SERIES),1 2))
  FEATURES_PROVIDED += periph_wdt_cb
endif

ifeq (1,$(EFM32_LEUART_ENABLED))
  CFLAGS += -DEFM32_LEUART_ENABLED=1
endif

include $(RIOTCPU)/cortexm_common/Makefile.features