include/spi/spi.h File Reference

Master SPI driver interface. More...

#include <stdint.h>
#include <stdbool.h>
#include <compiler.h>
#include <assert.h>
#include <gpio/portmux_gpio.h>
#include <buffer.h>
#include <dmac/dma_controller.h>
#include <workqueue.h>

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Data Structures
struct	spi_master
struct	spi_device
struct	spi_request
Defines
#define	SPI_REQUEST_STOP   (1 << 0)
Typedefs
typedef uint32_t	spi_config_t
Functions
static void	portmux_enable_spi_cs (gpio_pin_t pin)
	Configure the portmux to enable a SPI chipselect pin.

---

Detailed Description

Master SPI driver interface.

This is the interface to master SPI driver which supports asynchronous operation.

• Compiler: IAR EWAVR32 and GNU GCC for AVR32
• Supported devices: All devices
• AppNote:

Author:

Atmel Corporation: http://www.atmel.com
Support and FAQ: http://support.atmel.no/

Definition in file spi.h.

---

Define Documentation

#define SPI_REQUEST_STOP   (1 << 0)

SPI request flag: Deselect device after transfer

Definition at line 104 of file spi.h.

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Typedef Documentation

typedef uint32_t spi_config_t

Configuration of a SPI device

Definition at line 67 of file spi.h.

---

Function Documentation

static void portmux_enable_spi_cs

(

gpio_pin_t

pin

)

[inline, static]

Configure the portmux to enable a SPI chipselect pin.

Parameters:

pin

The SPI chipselect pin to enable.

Definition at line 141 of file spi.h.

References portmux_select_gpio_pin().

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