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cpu/saml21: derive low power SRAM length from model number

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This commit is contained in:
Benjamin Valentin 2022-02-21 15:14:35 +01:00
parent 9121680204
commit c44cf1423e
1 changed files with 11 additions and 3 deletions
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14
cpu/saml21/Makefile.include
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@ -1,3 +1,5 @@
include $(RIOTCPU)/sam0_common/sam0_info.mk
ifneq (,$(filter saml21%a,$(CPU_MODEL))) ifneq (,$(filter saml21%a,$(CPU_MODEL)))
CFLAGS += -DCPU_SAML21A CFLAGS += -DCPU_SAML21A
endif endif
@ -13,9 +15,15 @@ endif
CFLAGS += -DCPU_COMMON_SAML21 CFLAGS += -DCPU_COMMON_SAML21
ifneq (,$(filter saml21j18b saml21j18a samr30g18a samr34j18b,$(CPU_MODEL))) BACKUP_RAM_ADDR = 0x30000000
BACKUP_RAM_ADDR = 0x30000000 ifeq (18, $(SAM0_DENSITY))
BACKUP_RAM_LEN = 0x2000 BACKUP_RAM_LEN = 0x2000 # 8k
else ifeq (17, $(SAM0_DENSITY))
BACKUP_RAM_LEN = 0x2000 # 8k
else ifeq (16, $(SAM0_DENSITY))
BACKUP_RAM_LEN = 0x1000 # 4k
else ifeq (15, $(SAM0_DENSITY))
BACKUP_RAM_LEN = 0x800 # 2k
endif endif
include $(RIOTCPU)/sam0_common/Makefile.include include $(RIOTCPU)/sam0_common/Makefile.include