diff --git a/dts/arm/st/mem.h b/dts/arm/st/mem.h
index e5f887da08f..b4bb13ff4fb 100644
--- a/dts/arm/st/mem.h
+++ b/dts/arm/st/mem.h
@@ -12,6 +12,9 @@
 #elif defined(CONFIG_SOC_STM32F107XC)
 #define DT_FLASH_SIZE		__SIZE_K(256)
 #define DT_SRAM_SIZE		__SIZE_K(64)
+#elif defined(CONFIG_SOC_STM32F303XC)
+#define DT_FLASH_SIZE		__SIZE_K(256)
+#define DT_SRAM_SIZE		__SIZE_K(40)
 #elif defined(CONFIG_SOC_STM32F334X8)
 #define DT_FLASH_SIZE		__SIZE_K(64)
 #define DT_SRAM_SIZE		__SIZE_K(12)
@@ -21,9 +24,15 @@
 #elif defined(CONFIG_SOC_STM32F401XE)
 #define DT_FLASH_SIZE		__SIZE_K(512)
 #define DT_SRAM_SIZE		__SIZE_K(96)
+#elif defined(CONFIG_SOC_STM32F407XX)
+#define DT_FLASH_SIZE		__SIZE_K(1024)
+#define DT_SRAM_SIZE		__SIZE_K(192)
 #elif defined(CONFIG_SOC_STM32F411XE)
 #define DT_FLASH_SIZE		__SIZE_K(512)
 #define DT_SRAM_SIZE		__SIZE_K(128)
+#elif defined(CONFIG_SOC_STM32F429XX)
+#define DT_FLASH_SIZE		__SIZE_K(2048)
+#define DT_SRAM_SIZE		__SIZE_K(256)
 #elif defined(CONFIG_SOC_STM32L476XX)
 #define DT_FLASH_SIZE		__SIZE_K(1024)
 #define DT_SRAM_SIZE		__SIZE_K(96)