diff --git a/cpu/kinetis/kinetis-info.mk b/cpu/kinetis/kinetis-info.mk
index 753747b8b6..a424fa55e9 100644
--- a/cpu/kinetis/kinetis-info.mk
+++ b/cpu/kinetis/kinetis-info.mk
@@ -104,6 +104,27 @@ ifeq ($(KINETIS_SERIES),K)
     # There seems to be a cap on SRAM_L at 64 kB across the whole K series
     KINETIS_SRAM_L_SIZE = 64
   endif
+else ifeq ($(KINETIS_SERIES),L)
+  ifeq ($(KINETIS_FAMILY),8)
+    # KL81, KL82
+    KINETIS_RAMSIZE = 96
+  else ifeq ($(KINETIS_SUBFAMILY),7)
+    # KL17, KL27
+    ifeq ($(KINETIS_ROMSIZE),256)
+      KINETIS_RAMSIZE = 32
+    else
+      KINETIS_RAMSIZE = $(KINETIS_ROMSIZE)/4
+    endif
+  else ifeq ($(KINETIS_FAMILY)$(KINETIS_SUBFAMILY),28)
+    # KL28
+    KINETIS_RAMSIZE = 128
+  else ifeq ($(KINETIS_FAMILY)$(KINETIS_SUBFAMILY),03)
+    # KL03
+    KINETIS_RAMSIZE = 2
+  else
+    KINETIS_RAMSIZE = $(KINETIS_ROMSIZE)/8
+  endif
+  KINETIS_SRAM_L_SIZE = $(KINETIS_RAMSIZE)/4
 else ifeq ($(KINETIS_SERIES),W)
   KINETIS_RAMSIZE = $(KINETIS_ROMSIZE)/8
   ifeq ($(KINETIS_CORE),D)