mpc8xxx_wdt.c File Reference

#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/timer.h>
#include <linux/miscdevice.h>
#include <linux/of_platform.h>
#include <linux/module.h>
#include <linux/watchdog.h>
#include <linux/io.h>
#include <linux/uaccess.h>
#include <sysdev/fsl_soc.h>

Go to the source code of this file.

Data Structures
struct	mpc8xxx_wdt
struct	mpc8xxx_wdt_type

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	SWCRR_SWTC   0xFFFF0000 /* Software Watchdog Time Count. */
#define	SWCRR_SWEN   0x00000004 /* Watchdog Enable bit. */
#define	SWCRR_SWRI   0x00000002 /* Software Watchdog Reset/Interrupt Select bit.*/
#define	SWCRR_SWPR   0x00000001 /* Software Watchdog Counter Prescale bit. */

Functions
	module_param (timeout, ushort, 0)
	MODULE_PARM_DESC (timeout,"Watchdog timeout in ticks. (0<timeout<65536, default=65535)")
	module_param (reset, bool, 0)
	MODULE_PARM_DESC (reset,"Watchdog Interrupt/Reset Mode. 0 = interrupt, 1 = reset")
	module_param (nowayout, bool, 0)
	MODULE_PARM_DESC (nowayout,"Watchdog cannot be stopped once started ""(default="__MODULE_STRING(WATCHDOG_NOWAYOUT)")")
	MODULE_DEVICE_TABLE (of, mpc8xxx_wdt_match)
	module_init (mpc8xxx_wdt_init_late)
	arch_initcall (mpc8xxx_wdt_init)
	module_exit (mpc8xxx_wdt_exit)
	MODULE_AUTHOR ("Dave Updegraff, Kumar Gala")
	MODULE_DESCRIPTION ("Driver for watchdog timer in MPC8xx/MPC83xx/MPC86xx ""uProcessors")
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS_MISCDEV (WATCHDOG_MINOR)

Macro Definition Documentation

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 20 of file mpc8xxx_wdt.c.

#define SWCRR_SWEN   0x00000004 /* Watchdog Enable bit. */

Definition at line 38 of file mpc8xxx_wdt.c.

#define SWCRR_SWPR   0x00000001 /* Software Watchdog Counter Prescale bit. */

Definition at line 40 of file mpc8xxx_wdt.c.

#define SWCRR_SWRI   0x00000002 /* Software Watchdog Reset/Interrupt Select bit.*/

Definition at line 39 of file mpc8xxx_wdt.c.

#define SWCRR_SWTC   0xFFFF0000 /* Software Watchdog Time Count. */

Definition at line 37 of file mpc8xxx_wdt.c.

Function Documentation

arch_initcall

(

mpc8xxx_wdt_init

)

MODULE_ALIAS_MISCDEV

(

WATCHDOG_MINOR

)

MODULE_AUTHOR	(	"Dave	Updegraff,
		Kumar Gala"
	)

MODULE_DESCRIPTION

(

"Driver for watchdog timer in MPC8xx/MPC83xx/MPC86xx ""uProcessors"

)

MODULE_DEVICE_TABLE	(	of	,
		mpc8xxx_wdt_match
	)

module_exit

(

mpc8xxx_wdt_exit

)

module_init

(

mpc8xxx_wdt_init_late

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	timeout	,
		ushort	,
		0
	)

module_param	(	reset	,
		bool	,
		0
	)

module_param	(	nowayout	,
		bool	,
		0
	)

MODULE_PARM_DESC	(	timeout	,
		"Watchdog timeout in ticks. (0<timeout<65536, default=65535)"
	)

MODULE_PARM_DESC	(	reset	,
		"Watchdog Interrupt/Reset Mode.	0 = interrupt
	)

MODULE_PARM_DESC	(	nowayout	,
		"Watchdog cannot be stopped once started ""(default="__MODULE_STRING(WATCHDOG_NOWAYOUT)")"
	)