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RIOT/cpu/sam0_common/Makefile.include
Benjamin Valentin f375b00ff3 cpu/samd5x: add support for samd5x/same5x MCUs
This adds supoprt for the Atmel SAMD51 & SAME54 SoC.
The SAME5x/SAMD5x is a line of Cortex-M4F MCUs that share peripherals
with the samd2x Cortex-M0+ and saml1x Cortex-M23 parts.
2019-06-06 16:47:11 +02:00

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1.0 KiB
Makefile

# Define the CPU family so we can differentiate between them in the code
CFLAGS += -DCPU_FAM_$(shell echo $(CPU_FAM) | tr 'a-z-' 'A-Z_')
# Set ROM and RAM lengths according to CPU model
ifneq (,$(filter samd21g18a samd21j18a saml21j18b saml21j18a samr21e18a samr21g18a samr30g18a,$(CPU_MODEL)))
ROM_LEN ?= 0x40000
RAM_LEN ?= 0x8000
endif
ifneq (,$(filter saml10e16a saml11e16a,$(CPU_MODEL)))
ROM_LEN ?= 64K
RAM_LEN ?= 16K
endif
ifneq (,$(filter samd51j20a same54p20a,$(CPU_MODEL)))
ROM_LEN ?= 1024K
RAM_LEN ?= 256K
endif
ROM_START_ADDR ?= 0x00000000
RAM_START_ADDR ?= 0x20000000
# this CPU implementation doesn't use CMSIS initialization
export CFLAGS += -DDONT_USE_CMSIS_INIT
export CFLAGS += -DDONT_USE_PREDEFINED_CORE_HANDLERS
export CFLAGS += -DDONT_USE_PREDEFINED_PERIPHERALS_HANDLERS
# For Cortex-M cpu we use the common cortexm.ld linker script
LINKER_SCRIPT ?= cortexm.ld
# include sam0 common periph drivers
USEMODULE += sam0_common_periph
# export the common include directory
export INCLUDES += -I$(RIOTCPU)/sam0_common/include