diff --git a/drivers/st/clk/stm32mp_clkfunc.c b/drivers/st/clk/stm32mp_clkfunc.c
index 80c2f41..01d1420 100644
--- a/drivers/st/clk/stm32mp_clkfunc.c
+++ b/drivers/st/clk/stm32mp_clkfunc.c
@@ -17,7 +17,6 @@
 
 #include <platform_def.h>
 
-#define DT_UART_COMPAT		"st,stm32h7-uart"
 /*
  * Get the frequency of an oscillator from its name in device tree.
  * @param name: oscillator name
diff --git a/plat/st/stm32mp1/stm32mp1_def.h b/plat/st/stm32mp1/stm32mp1_def.h
index 116bd5d..a74d58c 100644
--- a/plat/st/stm32mp1/stm32mp1_def.h
+++ b/plat/st/stm32mp1/stm32mp1_def.h
@@ -666,5 +666,6 @@
 #define DT_RCC_SEC_CLK_COMPAT		"st,stm32mp1-rcc-secure"
 #endif
 #define DT_SDMMC2_COMPAT		"st,stm32-sdmmc2"
+#define DT_UART_COMPAT			"st,stm32h7-uart"
 
 #endif /* STM32MP1_DEF_H */