diff --git a/board/bf518f-ezbrd/config.mk b/board/bf518f-ezbrd/config.mk
index eaa09ff79589447c10001fc6188e42a035f17d92..f85bef5e2a73d6e9bf582a0e5933d7413b48d35f 100644
--- a/board/bf518f-ezbrd/config.mk
+++ b/board/bf518f-ezbrd/config.mk
@@ -26,5 +26,8 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf526-ezbrd/config.mk b/board/bf526-ezbrd/config.mk
index eaa09ff79589447c10001fc6188e42a035f17d92..f85bef5e2a73d6e9bf582a0e5933d7413b48d35f 100644
--- a/board/bf526-ezbrd/config.mk
+++ b/board/bf526-ezbrd/config.mk
@@ -26,5 +26,8 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf527-ezkit/config.mk b/board/bf527-ezkit/config.mk
index eaa09ff79589447c10001fc6188e42a035f17d92..f85bef5e2a73d6e9bf582a0e5933d7413b48d35f 100644
--- a/board/bf527-ezkit/config.mk
+++ b/board/bf527-ezkit/config.mk
@@ -26,5 +26,8 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf533-ezkit/config.mk b/board/bf533-ezkit/config.mk
index 984792476b7f2263a3d7d973570c7a9b265b71d8..3c0b46f7214170152ea17874700752764f65fbe7 100644
--- a/board/bf533-ezkit/config.mk
+++ b/board/bf533-ezkit/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf533-stamp/config.mk b/board/bf533-stamp/config.mk
index 984792476b7f2263a3d7d973570c7a9b265b71d8..3c0b46f7214170152ea17874700752764f65fbe7 100644
--- a/board/bf533-stamp/config.mk
+++ b/board/bf533-stamp/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf537-stamp/config.mk b/board/bf537-stamp/config.mk
index d9e884e0e16ab59250073c8ec8cc5f67ff2b4c91..bc142574896b2f8c327f59bab2e309d13ac63eaa 100644
--- a/board/bf537-stamp/config.mk
+++ b/board/bf537-stamp/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
 LDR_FLAGS-BFIN_BOOT_UART := --port g --gpio 6
diff --git a/board/bf538f-ezkit/config.mk b/board/bf538f-ezkit/config.mk
index 984792476b7f2263a3d7d973570c7a9b265b71d8..3c0b46f7214170152ea17874700752764f65fbe7 100644
--- a/board/bf538f-ezkit/config.mk
+++ b/board/bf538f-ezkit/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf548-ezkit/config.mk b/board/bf548-ezkit/config.mk
index 95ab6b3b5c37b68d9039649c0d04f5a8dc3fa5c6..42ff94667307bbe17608e4d3b5e0591f0f1be3fc 100644
--- a/board/bf548-ezkit/config.mk
+++ b/board/bf548-ezkit/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA       := --dma 6
 LDR_FLAGS-BFIN_BOOT_FIFO       := --dma 1
diff --git a/board/bf561-ezkit/config.mk b/board/bf561-ezkit/config.mk
index 77c888b3bd39e9b626584cfc4004dcb82d8ad89f..cfad21a2a46233b18a64d5baea81e217f9907afd 100644
--- a/board/bf561-ezkit/config.mk
+++ b/board/bf561-ezkit/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/cm-bf527/config.mk b/board/cm-bf527/config.mk
index eaa09ff79589447c10001fc6188e42a035f17d92..f85bef5e2a73d6e9bf582a0e5933d7413b48d35f 100644
--- a/board/cm-bf527/config.mk
+++ b/board/cm-bf527/config.mk
@@ -26,5 +26,8 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/cm-bf533/config.mk b/board/cm-bf533/config.mk
index 984792476b7f2263a3d7d973570c7a9b265b71d8..3c0b46f7214170152ea17874700752764f65fbe7 100644
--- a/board/cm-bf533/config.mk
+++ b/board/cm-bf533/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/cm-bf537e/config.mk b/board/cm-bf537e/config.mk
index 984792476b7f2263a3d7d973570c7a9b265b71d8..3c0b46f7214170152ea17874700752764f65fbe7 100644
--- a/board/cm-bf537e/config.mk
+++ b/board/cm-bf537e/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/cm-bf548/config.mk b/board/cm-bf548/config.mk
index 396f20a4ef9e891bf97ccc5edf90f65be0375c31..0c95b39627713601d38e7a8625b7e036948d6721 100644
--- a/board/cm-bf548/config.mk
+++ b/board/cm-bf548/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA       := --dma 6
 LDR_FLAGS-BFIN_BOOT_FIFO       := --dma 1
diff --git a/board/cm-bf561/config.mk b/board/cm-bf561/config.mk
index 77c888b3bd39e9b626584cfc4004dcb82d8ad89f..cfad21a2a46233b18a64d5baea81e217f9907afd 100644
--- a/board/cm-bf561/config.mk
+++ b/board/cm-bf561/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/tcm-bf537/config.mk b/board/tcm-bf537/config.mk
index 984792476b7f2263a3d7d973570c7a9b265b71d8..3c0b46f7214170152ea17874700752764f65fbe7 100644
--- a/board/tcm-bf537/config.mk
+++ b/board/tcm-bf537/config.mk
@@ -26,6 +26,9 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
 LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))