spi.h File Reference

Serial Peripheral Interface (SPI) Driver API. More...

#include <linux/spi/spidev.h>
#include <rtems.h>
#include <rtems/seterr.h>
#include <rtems/thread.h>

Go to the source code of this file.

Data Structures
struct	spi_bus
	SPI bus control. More...

Macros
#define	SPI_BUS_OBTAIN   _IO(SPI_IOC_MAGIC, 13)
	Obtains the bus.
#define	SPI_BUS_RELEASE   _IO(SPI_IOC_MAGIC, 23)
	Releases the bus.

Typedefs
typedef struct spi_ioc_transfer	spi_ioc_transfer
typedef struct spi_bus	spi_bus

Functions
int	spi_bus_init (spi_bus *bus)
	Initializes a bus control.
spi_bus *	spi_bus_alloc_and_init (size_t size)
	Allocates a bus control from the heap and initializes it.
void	spi_bus_destroy (spi_bus *bus)
	Destroys a bus control.
void	spi_bus_destroy_and_free (spi_bus *bus)
	Destroys a bus control and frees its memory.
int	spi_bus_register (spi_bus *bus, const char *bus_path)
	Registers a bus control.

Detailed Description

Serial Peripheral Interface (SPI) Driver API.