diff --git a/arch/arm/mach-stm32mp/Makefile b/arch/arm/mach-stm32mp/Makefile
index 391b47c..d362104 100644
--- a/arch/arm/mach-stm32mp/Makefile
+++ b/arch/arm/mach-stm32mp/Makefile
@@ -8,6 +8,8 @@
 obj-y += syscon.o
 obj-y += bsec.o
 
+obj-$(CONFIG_STM32MP15x) += stm32mp15x.o
+
 ifdef CONFIG_SPL_BUILD
 obj-y += spl.o
 obj-y += tzc400.o