flink_lpb.c File Reference

MPC5200 Local Plus Bus communication module. More...

#include <linux/init.h>
#include <linux/delay.h>
#include <linux/firmware.h>
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/fs.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <asm/io.h>
#include <asm/mpc52xx.h>
#include "../flink.h"

Include dependency graph for flink_lpb.c:

Data Structures
struct	flink_lpb_data
	Local Plus Bus device data. More...
struct	mpc52xx_cs_ctl

Macros
#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 local plus bus module for mpc5200")
	MODULE_SUPPORTED_DEVICE ("fLink LPB devices")
	MODULE_LICENSE ("Dual BSD/GPL")
u8	lpb_read8 (struct flink_device *fdev, u32 addr)
u16	lpb_read16 (struct flink_device *fdev, u32 addr)
u32	lpb_read32 (struct flink_device *fdev, u32 addr)
int	lpb_write8 (struct flink_device *fdev, u32 addr, u8 val)
int	lpb_write16 (struct flink_device *fdev, u32 addr, u16 val)
int	lpb_write32 (struct flink_device *fdev, u32 addr, u32 val)
u32	lpb_address_space_size (struct flink_device *fdev)
	MODULE_DEVICE_TABLE (of, flink_device_ids)
	module_init (mod_init)
	module_exit (mod_exit)

Variables
struct flink_lpb_data *	lpb_data
struct flink_bus_ops	lpb_bus_ops

Detailed Description

MPC5200 Local Plus Bus communication module.

Implements read and write functions over Local Plus Bus.

Author

Marco Tinner

Urs Graf

Macro Definition Documentation

#define MODULE_NAME   THIS_MODULE->name

Function Documentation

u32 lpb_address_space_size

(

struct flink_device *

fdev

)

u16 lpb_read16	(	struct flink_device *	fdev,
		u32	addr
	)

u32 lpb_read32	(	struct flink_device *	fdev,
		u32	addr
	)

u8 lpb_read8	(	struct flink_device *	fdev,
		u32	addr
	)

int lpb_write16	(	struct flink_device *	fdev,
		u32	addr,
		u16	val
	)

int lpb_write32	(	struct flink_device *	fdev,
		u32	addr,
		u32	val
	)

int lpb_write8	(	struct flink_device *	fdev,
		u32	addr,
		u8	val
	)

MODULE_AUTHOR

(

"Urs Graf"

)

MODULE_DESCRIPTION

(

"fLink local plus bus module for mpc5200"

)

MODULE_DEVICE_TABLE	(	of	,
		flink_device_ids
	)

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 LPB devices"

)

Variable Documentation

struct flink_bus_ops lpb_bus_ops

Initial value:

= {
    .read8              = lpb_read8,
    .read16             = lpb_read16,
    .read32             = lpb_read32,
    .write8             = lpb_write8,
    .write16            = lpb_write16,
    .write32            = lpb_write32,
    .address_space_size = lpb_address_space_size
}

struct flink_lpb_data* lpb_data