diff --git a/plat/st/stm32mp1/stm32mp1_private.c b/plat/st/stm32mp1/stm32mp1_private.c
index 499766d..29c4ad7 100644
--- a/plat/st/stm32mp1/stm32mp1_private.c
+++ b/plat/st/stm32mp1/stm32mp1_private.c
@@ -220,6 +220,24 @@
 	case STM32MP151A_PART_NB:
 		cpu_s = "151A";
 		break;
+	case STM32MP157F_PART_NB:
+		cpu_s = "157F";
+		break;
+	case STM32MP157D_PART_NB:
+		cpu_s = "157D";
+		break;
+	case STM32MP153F_PART_NB:
+		cpu_s = "153F";
+		break;
+	case STM32MP153D_PART_NB:
+		cpu_s = "153D";
+		break;
+	case STM32MP151F_PART_NB:
+		cpu_s = "151F";
+		break;
+	case STM32MP151D_PART_NB:
+		cpu_s = "151D";
+		break;
 	default:
 		cpu_s = "????";
 		break;
@@ -323,7 +341,6 @@
 bool stm32mp_is_single_core(void)
 {
 	uint32_t part_number;
-	bool ret = false;
 
 	if (get_part_number(&part_number) < 0) {
 		ERROR("Invalid part number, assume single core chip");
@@ -333,14 +350,13 @@
 	switch (part_number) {
 	case STM32MP151A_PART_NB:
 	case STM32MP151C_PART_NB:
-		ret = true;
-		break;
+	case STM32MP151D_PART_NB:
+	case STM32MP151F_PART_NB:
+		return true;
 
 	default:
-		break;
+		return false;
 	}
-
-	return ret;
 }
 
 /* Return true when device is in closed state */