soc: st: stm32: add support for stm32f439

STM32F439 SoC is an STM32F429 with an integrated crypto/hash processor
providing hardware acceleration for encryption (AES and TDES) and hash
(MD5, SHA-1 and SHA-2).

Signed-off-by: Mathieu Anquetin <mathieu.anquetin@groupe-cahors.com>

soc/st/stm32/soc.yml

@@ -59,6 +59,7 @@ family:
     - name: stm32f427xx
     - name: stm32f429xx
     - name: stm32f437xx
+    - name: stm32f439xx
     - name: stm32f446xx
     - name: stm32f469xx
   - name: stm32f7x

soc/st/stm32/stm32f4x/Kconfig.defconfig.stm32f439xx

@@ -0,0 +1,11 @@
+# ST STM32F439XX MCU configuration options
+
+# Copyright (c) 2025 Mathieu Anquetin <mathieu.anquetin@groupe-cahors.com>.
+# SPDX-License-Identifier: Apache-2.0
+
+if SOC_STM32F439XX
+
+config NUM_IRQS
+	default 91
+
+endif # SOC_STM32F439XX

soc/st/stm32/stm32f4x/Kconfig.soc

@@ -82,6 +82,10 @@ config SOC_STM32F437XX
 	bool
 	select SOC_SERIES_STM32F4X
 
+config SOC_STM32F439XX
+	bool
+	select SOC_SERIES_STM32F4X
+
 config SOC_STM32F446XX
 	bool
 	select SOC_SERIES_STM32F4X
@@ -109,5 +113,6 @@ config SOC
 	default "stm32f427xx" if SOC_STM32F427XX
 	default "stm32f429xx" if SOC_STM32F429XX
 	default "stm32f437xx" if SOC_STM32F437XX
+	default "stm32f439xx" if SOC_STM32F439XX
 	default "stm32f446xx" if SOC_STM32F446XX
 	default "stm32f469xx" if SOC_STM32F469XX