flink_spi.c File Reference

#include <linux/init.h>
#include <linux/module.h>
#include <linux/ioctl.h>
#include <linux/fs.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/list.h>
#include <linux/errno.h>
#include <linux/mutex.h>
#include <linux/slab.h>
#include <linux/compat.h>
#include <linux/spi/spi.h>
#include <linux/delay.h>
#include <asm/uaccess.h>
#include "flink.h"

Include dependency graph for flink_spi.c:

Data Structures
struct	spi_data
	SPI bus data. More...

Macros
#define	BUFSIZE   32
#define	MODULE_NAME   THIS_MODULE->name

Functions
	module_param (dev_mem_length, uint, 0444)
	MODULE_PARM_DESC (dev_mem_length,"device memory length")
	MODULE_AUTHOR ("Urs Graf")
	MODULE_DESCRIPTION ("fLink SPI module for mpc5200")
	MODULE_SUPPORTED_DEVICE ("fLink SPI devices")
	MODULE_LICENSE ("Dual BSD/GPL")
	MODULE_ALIAS ("spi:flink_spi")
u8	spi_read8 (struct flink_device *fdev, u32 addr)
u16	spi_read16 (struct flink_device *fdev, u32 addr)
u32	spi_read32 (struct flink_device *fdev, u32 addr)
int	spi_write8 (struct flink_device *fdev, u32 addr, u8 val)
int	spi_write16 (struct flink_device *fdev, u32 addr, u16 val)
int	spi_write32 (struct flink_device *fdev, u32 addr, u32 val)
u32	spi_address_space_size (struct flink_device *fdev)
	module_init (mod_init)
	module_exit (mod_exit)

Variables
struct spi_transfer	t1 = {.len = 4,}
struct spi_transfer	t2 = {.len = 4,}
struct spi_transfer	r1 = {.len = 4,}
struct spi_message m1	m2
struct flink_bus_ops	spi_bus_ops

Macro Definition Documentation

#define BUFSIZE   32

#define MODULE_NAME   THIS_MODULE->name

Function Documentation

MODULE_ALIAS

(

"spi:flink_spi"

)

MODULE_AUTHOR

(

"Urs Graf"

)

MODULE_DESCRIPTION

(

"fLink SPI module for mpc5200"

)

module_exit

(

mod_exit

)

module_init

(

mod_init

)

MODULE_LICENSE

(

"Dual BSD/GPL"

)

module_param	(	dev_mem_length	,
		uint	,
		0444
	)

MODULE_PARM_DESC	(	dev_mem_length	,
		"device memory length"
	)

MODULE_SUPPORTED_DEVICE

(

"fLink SPI devices"

)

u32 spi_address_space_size

(

struct flink_device *

fdev

)

u16 spi_read16	(	struct flink_device *	fdev,
		u32	addr
	)

u32 spi_read32	(	struct flink_device *	fdev,
		u32	addr
	)

u8 spi_read8	(	struct flink_device *	fdev,
		u32	addr
	)

int spi_write16	(	struct flink_device *	fdev,
		u32	addr,
		u16	val
	)

int spi_write32	(	struct flink_device *	fdev,
		u32	addr,
		u32	val
	)

int spi_write8	(	struct flink_device *	fdev,
		u32	addr,
		u8	val
	)

Variable Documentation

struct spi_message m1 m2

struct spi_transfer r1 = {.len = 4,}

struct flink_bus_ops spi_bus_ops

Initial value:

= {
    .read8              = spi_read8,
    .read16             = spi_read16,
    .read32             = spi_read32,
    .write8             = spi_write8,
    .write16            = spi_write16,
    .write32            = spi_write32,
    .address_space_size = spi_address_space_size
}

struct spi_transfer t1 = {.len = 4,}

struct spi_transfer t2 = {.len = 4,}