Keep only the code for ARMv7m STM32 MCUs in in stm32-exti.c and split out
the code for ARMv7a & ARMv8a STM32MPxxx MPUs into stm32mp-exti.c
Signed-off-by: Antonio Borneo <antonio.borneo@foss.st.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20240620083115.204362-5-antonio.borneo@foss.st.com