diff --git a/blackfin_config.mk b/blackfin_config.mk
index 7bde449..b2d94d5 100644
--- a/blackfin_config.mk
+++ b/blackfin_config.mk
@@ -27,6 +27,9 @@
 PLATFORM_RELFLAGS += -ffixed-P5 -fomit-frame-pointer
 PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN
 
+LDFLAGS += --gc-sections
+PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections
+
 ifneq (,$(CONFIG_BFIN_CPU))
 PLATFORM_RELFLAGS += -mcpu=$(CONFIG_BFIN_CPU)
 endif