from stm32l4x.c:201
static const uint32_t stm32l5_ns_flash_regs[STM32_FLASH_REG_INDEX_NUM] = {
[STM32_FLASH_ACR_INDEX] = 0x000,
[STM32_FLASH_KEYR_INDEX] = 0x008,
[STM32_FLASH_OPTKEYR_INDEX] = 0x010,
[STM32_FLASH_SR_INDEX] = 0x020,
[STM32_FLASH_CR_INDEX] = 0x028,
[STM32_FLASH_OPTR_INDEX] = 0x040,
[STM32_FLASH_WRP1AR_INDEX] = 0x058,
[STM32_FLASH_WRP1BR_INDEX] = 0x05C,
[STM32_FLASH_WRP2AR_INDEX] = 0x068,
[STM32_FLASH_WRP2BR_INDEX] = 0x06C,
};