soc: st: stm32: add soc for stm32u073

select soc for stm32u073 and irq configuration

Signed-off-by: Fabrice DJIATSA <fabrice.djiatsa-ext@st.com>

soc/st/stm32/soc.yml

@@ -184,6 +184,7 @@ family:
   - name: stm32u0x
     socs:
     - name: stm32u031xx
+    - name: stm32u073xx
     - name: stm32u083xx
   - name: stm32u5x
     socs:

soc/st/stm32/stm32u0x/Kconfig.defconfig.stm32u073xx

@@ -0,0 +1,11 @@
+# STMicroelectronics STM32U073XX MCU
+
+# Copyright (c) 2024 STMicroelectronics
+# SPDX-License-Identifier: Apache-2.0
+
+if SOC_STM32U073XX
+
+config NUM_IRQS
+	default 32
+
+endif # SOC_STM32U073XX

soc/st/stm32/stm32u0x/Kconfig.soc

@@ -14,10 +14,15 @@ config SOC_STM32U031XX
 	bool
 	select SOC_SERIES_STM32U0X
 
+config SOC_STM32U073XX
+	bool
+	select SOC_SERIES_STM32U0X
+
 config SOC_STM32U083XX
 	bool
 	select SOC_SERIES_STM32U0X
 
 config SOC
 	default "stm32u031xx" if SOC_STM32U031XX
+	default "stm32u073xx" if SOC_STM32U073XX
 	default "stm32u083xx" if SOC_STM32U083XX