scx200_acb.c File Reference

#include <linux/module.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/slab.h>
#include <linux/io.h>
#include <linux/scx200.h>

Go to the source code of this file.

Data Structures
struct	scx200_acb_iface

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	MAX_DEVICES   4
#define	POLL_TIMEOUT   (HZ/5)
#define	ACBSDA   (iface->base + 0)
#define	ACBST   (iface->base + 1)
#define	ACBST_SDAST   0x40 /* SDA Status */
#define	ACBST_BER   0x20
#define	ACBST_NEGACK   0x10 /* Negative Acknowledge */
#define	ACBST_STASTR   0x08 /* Stall After Start */
#define	ACBST_MASTER   0x02
#define	ACBCST   (iface->base + 2)
#define	ACBCST_BB   0x02
#define	ACBCTL1   (iface->base + 3)
#define	ACBCTL1_STASTRE   0x80
#define	ACBCTL1_NMINTE   0x40
#define	ACBCTL1_ACK   0x10
#define	ACBCTL1_STOP   0x02
#define	ACBCTL1_START   0x01
#define	ACBADDR   (iface->base + 4)
#define	ACBCTL2   (iface->base + 5)
#define	ACBCTL2_ENABLE   0x01

Enumerations
enum	scx200_acb_state {   state_idle, state_address, state_command, state_repeat_start,   state_quick, state_read, state_write }

Functions
	MODULE_AUTHOR ("Christer Weinigel <[email protected]>")
	MODULE_DESCRIPTION ("NatSemi SCx200 ACCESS.bus Driver")
	MODULE_ALIAS ("platform:cs5535-smb")
	MODULE_LICENSE ("GPL")
	module_param_array (base, int, NULL, 0)
	MODULE_PARM_DESC (base,"Base addresses for the ACCESS.bus controllers")
	module_init (scx200_acb_init)
	module_exit (scx200_acb_cleanup)

Macro Definition Documentation

#define ACBADDR   (iface->base + 4)

Definition at line 107 of file scx200_acb.c.

#define ACBCST   (iface->base + 2)

Definition at line 99 of file scx200_acb.c.

#define ACBCST_BB   0x02

Definition at line 100 of file scx200_acb.c.

#define ACBCTL1   (iface->base + 3)

Definition at line 101 of file scx200_acb.c.

#define ACBCTL1_ACK   0x10

Definition at line 104 of file scx200_acb.c.

#define ACBCTL1_NMINTE   0x40

Definition at line 103 of file scx200_acb.c.

#define ACBCTL1_START   0x01

Definition at line 106 of file scx200_acb.c.

#define ACBCTL1_STASTRE   0x80

Definition at line 102 of file scx200_acb.c.

#define ACBCTL1_STOP   0x02

Definition at line 105 of file scx200_acb.c.

#define ACBCTL2   (iface->base + 5)

Definition at line 108 of file scx200_acb.c.

#define ACBCTL2_ENABLE   0x01

Definition at line 109 of file scx200_acb.c.

#define ACBSDA   (iface->base + 0)

Definition at line 92 of file scx200_acb.c.

#define ACBST   (iface->base + 1)

Definition at line 93 of file scx200_acb.c.

#define ACBST_BER   0x20

Definition at line 95 of file scx200_acb.c.

#define ACBST_MASTER   0x02

Definition at line 98 of file scx200_acb.c.

#define ACBST_NEGACK   0x10 /* Negative Acknowledge */

Definition at line 96 of file scx200_acb.c.

#define ACBST_SDAST   0x40 /* SDA Status */

Definition at line 94 of file scx200_acb.c.

#define ACBST_STASTR   0x08 /* Stall After Start */

Definition at line 97 of file scx200_acb.c.

#define MAX_DEVICES   4

Definition at line 47 of file scx200_acb.c.

#define POLL_TIMEOUT   (HZ/5)

Definition at line 52 of file scx200_acb.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 26 of file scx200_acb.c.

Enumeration Type Documentation

enum scx200_acb_state

Enumerator:

state_idle
state_address
state_command
state_repeat_start
state_quick
state_read
state_write

Definition at line 54 of file scx200_acb.c.

Function Documentation

MODULE_ALIAS

(

"platform:cs5535-smb"

)

MODULE_AUTHOR

(

"Christer Weinigel <[email protected]>"

)

MODULE_DESCRIPTION

(

"NatSemi SCx200 ACCESS.bus Driver"

)

module_exit

(

scx200_acb_cleanup

)

module_init

(

scx200_acb_init

)

MODULE_LICENSE

(

"GPL"

)

module_param_array	(	base	,
		int	,
		NULL	,
		0
	)

MODULE_PARM_DESC	(	base	,
		"Base addresses for the ACCESS.bus controllers"
	)