QSPI flash device

Board description of a QSPI flash device. More...

Data Structures
struct	QSPIFlashState
	QSPI flash state, owned by the driver. More...
struct	QSPIFlash
	QSPI flash device board description. More...

Enumerations
enum	QSPIFlashReadMode {   QSPI_FLASH_READ_FASTREAD , QSPI_FLASH_READ_READ2O , QSPI_FLASH_READ_READ2IO , QSPI_FLASH_READ_READ4O ,   QSPI_FLASH_READ_READ4IO }
	Read instruction used by the controller. More...
enum	QSPIFlashWriteMode { QSPI_FLASH_WRITE_PP , QSPI_FLASH_WRITE_PP2O , QSPI_FLASH_WRITE_PP4O , QSPI_FLASH_WRITE_PP4IO }
	Program instruction used by the controller. More...

Detailed Description

Board description of a QSPI flash device.

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Data Structure Documentation

QSPIFlashState

struct QSPIFlashState

QSPI flash state, owned by the driver.

Data Fields
bool	coredump_mode	Running in core dump mode, without OS services.
bool	fast_read_ddr_enabled	Double data rate fast read is in use.
QSPIFlashPart *	part	Part description.

QSPIFlash

struct QSPIFlash

QSPI flash device board description.

Data Fields
bool	default_fast_read_ddr_enabled	Use double data rate fast read by default.
QSPIPort *	qspi	QSPI port the flash is attached to.
QSPIFlashReadMode	read_mode	Read mode.
OutputConfig	reset_gpio	Reset pin.
QSPIFlashState *	state	Driver state.
QSPIFlashWriteMode	write_mode	Write mode.

Enumeration Type Documentation

QSPIFlashReadMode

enum QSPIFlashReadMode

Read instruction used by the controller.

Enumerator
QSPI_FLASH_READ_FASTREAD	Fast read (1-1-1).
QSPI_FLASH_READ_READ2O	Dual output read (1-1-2).
QSPI_FLASH_READ_READ2IO	Dual I/O read (1-2-2).
QSPI_FLASH_READ_READ4O	Quad output read (1-1-4).
QSPI_FLASH_READ_READ4IO	Quad I/O read (1-4-4).

QSPIFlashWriteMode

enum QSPIFlashWriteMode

Program instruction used by the controller.

Enumerator
QSPI_FLASH_WRITE_PP	Page program (1-1-1).
QSPI_FLASH_WRITE_PP2O	Dual input page program (1-1-2).
QSPI_FLASH_WRITE_PP4O	Quad input page program (1-1-4).
QSPI_FLASH_WRITE_PP4IO	Quad I/O page program (1-4-4).