refactor(stm32mp1): use fconf.mk

Update STM32MP1 platform.mk file to include fconf.mk.

Change-Id: Idc623a832b4cdf9486835fc612803015f4f1a5f5
Signed-off-by: Yann Gautier <yann.gautier@st.com>
diff --git a/plat/st/stm32mp1/sp_min/sp_min-stm32mp1.mk b/plat/st/stm32mp1/sp_min/sp_min-stm32mp1.mk
index 4d4820a..239b60a 100644
--- a/plat/st/stm32mp1/sp_min/sp_min-stm32mp1.mk
+++ b/plat/st/stm32mp1/sp_min/sp_min-stm32mp1.mk
@@ -15,6 +15,10 @@
 				plat/st/stm32mp1/stm32mp1_shared_resources.c	\
 				plat/st/stm32mp1/stm32mp1_topology.c
 
+# FDT wrappers
+include common/fdt_wrappers.mk
+BL32_SOURCES		+=	${FDT_WRAPPERS_SOURCES}
+
 # Generic GIC v2
 include drivers/arm/gic/v2/gicv2.mk