diff --git a/cpu/samd5x/Makefile.features b/cpu/samd5x/Makefile.features
index 42a90337c2..7bd02ec90c 100644
--- a/cpu/samd5x/Makefile.features
+++ b/cpu/samd5x/Makefile.features
@@ -1,3 +1,4 @@
 FEATURES_PROVIDED += periph_hwrng
+FEATURES_PROVIDED += backup_ram
 
 include $(RIOTCPU)/sam0_common/Makefile.features
diff --git a/cpu/samd5x/Makefile.include b/cpu/samd5x/Makefile.include
index eddd318c44..c83d5399e5 100644
--- a/cpu/samd5x/Makefile.include
+++ b/cpu/samd5x/Makefile.include
@@ -8,5 +8,8 @@ RIOTBOOT_LEN ?= 0x4000
 
 USEMODULE += pm_layered
 
+BACKUP_RAM_ADDR = 0x47000000
+BACKUP_RAM_LEN  = 0x2000
+
 include $(RIOTCPU)/sam0_common/Makefile.include
 include $(RIOTMAKE)/arch/cortexm.inc.mk