[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/target/stm32f4-discovery/rules.mk b/src/bsp/lk/target/stm32f4-discovery/rules.mk
new file mode 100644
index 0000000..5168e0d
--- /dev/null
+++ b/src/bsp/lk/target/stm32f4-discovery/rules.mk
@@ -0,0 +1,21 @@
+LOCAL_DIR := $(GET_LOCAL_DIR)
+
+MODULE := $(LOCAL_DIR)
+
+STM32_CHIP := stm32f407
+
+PLATFORM := stm32f4xx
+
+GLOBAL_DEFINES += \
+	ENABLE_UART2=1 \
+	TARGET_HAS_DEBUG_LED=1 \
+	HSE_VALUE=8000000 \
+	PLL_M_VALUE=8 \
+	PLL_N_VALUE=336 \
+	PLL_P_VALUE=2
+
+MODULE_SRCS += \
+	$(LOCAL_DIR)/init.c
+
+include make/module.mk
+