st,stm32-nv-flash

Vendor: STMicroelectronics

Description

STM32 flash memory. This binding is for the flash memory itself, not
the flash controller peripheral. For that, see the
"st,stm32-flash-controller" binding.

Properties

Properties not inherited from the base binding file.

Name

Type

Details

erase-block-size

int

address alignment required by flash erase operations

write-block-size

int

address alignment required by flash write operations

max-erase-time

int

max erase time(millisecond) of a flash sector or page or half-page

This property is required.

bank2-flash-size

int

Embedded flash memory bank 2 size in KBytes.
Used by CM4 CPU because it cannot access flash controller register to read size.
Provides a way to configure this size when the flash controller driver runs on CM4 CPU.