diff --git a/libethernet/Makefile b/libethernet/Makefile
index 865ac0175..250570ee5 100644
--- a/libethernet/Makefile
+++ b/libethernet/Makefile
@@ -23,6 +23,45 @@ PKG_LICENSE_FILES:=LICENSE
 
 include $(INCLUDE_DIR)/package.mk
 
+ifeq ($(CONFIG_TARGET_brcmbca),y)
+  TARGET_PLATFORM=BROADCOM
+  CHIP_ID=$(patsubst "%",%,$(CONFIG_BCM_CHIP_ID))
+  TARGET_CFLAGS +=-DIOPSYS_BROADCOM -DCHIP_$(CHIP_ID) -DCONFIG_BCM9$(CHIP_ID) \
+	-I$(STAGING_DIR)/usr/include/bcm963xx/bcmdrivers/opensource/include/bcm963xx \
+	-I$(STAGING_DIR)/usr/include/bcm963xx/userspace/public/include
+else ifeq ($(CONFIG_TARGET_iopsys_x86),y)
+  TARGET_PLATFORM=TEST
+  TARGET_CFLAGS +=-DIOPSYS_TEST
+else ifeq ($(CONFIG_TARGET_iopsys_armvirt),y)
+  TARGET_PLATFORM=TEST
+  TARGET_CFLAGS +=-DIOPSYS_TEST
+else ifeq ($(CONFIG_TARGET_airoha),y)
+  TARGET_PLATFORM=ECONET
+  TARGET_CFLAGS +=-DIOPSYS_ECONET
+else ifeq ($(CONFIG_TARGET_ipq95xx),y)
+  TARGET_PLATFORM=IPQ95XX
+  TARGET_CFLAGS +=-DIPQ95XX
+else ifeq ($(CONFIG_TARGET_iopsys_mediatek),y)
+  TARGET_PLATFORM=LINUX
+  TARGET_CFLAGS +=-DIOPSYS_LINUX
+else
+  $(info Unexpected CONFIG_TARGET, use default LINUX)
+  TARGET_PLATFORM=LINUX
+  TARGET_CFLAGS +=-DIOPSYS_LINUX
+endif
+
+TARGET_CFLAGS += \
+	-I$(STAGING_DIR)/usr/include \
+	-I$(STAGING_DIR)/usr/include/openssl \
+	-I$(STAGING_DIR)/usr/include/libnl3
+
+MAKE_FLAGS += \
+	CFLAGS="$(TARGET_CFLAGS) -Wall -I./" \
+	LDFLAGS="$(TARGET_LDFLAGS)" \
+	FPIC="$(FPIC)" \
+	PLATFORM="$(TARGET_PLATFORM)" \
+	subdirs="$(subdirs)"
+
 define Package/libethernet
   SECTION:=libs
   CATEGORY:=Libraries