ath79_wdt.c File Reference

#include <linux/bitops.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/platform_device.h>
#include <linux/types.h>
#include <linux/watchdog.h>
#include <linux/clk.h>
#include <linux/err.h>
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	DRIVER_NAME   "ath79-wdt"
#define	WDT_TIMEOUT   15 /* seconds */
#define	WDOG_CTRL_LAST_RESET   BIT(31)
#define	WDOG_CTRL_ACTION_MASK   3
#define	WDOG_CTRL_ACTION_NONE   0 /* no action */
#define	WDOG_CTRL_ACTION_GPI   1 /* general purpose interrupt */
#define	WDOG_CTRL_ACTION_NMI   2 /* NMI */
#define	WDOG_CTRL_ACTION_FCR   3 /* full chip reset */
#define	WDT_FLAGS_BUSY   0
#define	WDT_FLAGS_EXPECT_CLOSE   1

Functions
	module_param (nowayout, bool, 0)
	MODULE_PARM_DESC (nowayout,"Watchdog cannot be stopped once started ""(default="__MODULE_STRING(WATCHDOG_NOWAYOUT)")")
	module_param (timeout, int, 0)
	MODULE_PARM_DESC (timeout,"Watchdog timeout in seconds ""(default="__MODULE_STRING(WDT_TIMEOUT)"s)")
	module_init (ath79_wdt_init)
	module_exit (ath79_wdt_exit)
	MODULE_DESCRIPTION ("Atheros AR71XX/AR724X/AR913X hardware watchdog driver")
	MODULE_AUTHOR ("Gabor Juhos <[email protected]")
	MODULE_LICENSE ("GPL v2")
	MODULE_ALIAS ("platform:"DRIVER_NAME)
	MODULE_ALIAS_MISCDEV (WATCHDOG_MINOR)

Macro Definition Documentation

#define DRIVER_NAME   "ath79-wdt"

Definition at line 39 of file ath79_wdt.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 20 of file ath79_wdt.c.

#define WDOG_CTRL_ACTION_FCR   3 /* full chip reset */

Definition at line 48 of file ath79_wdt.c.

#define WDOG_CTRL_ACTION_GPI   1 /* general purpose interrupt */

Definition at line 46 of file ath79_wdt.c.

#define WDOG_CTRL_ACTION_MASK   3

Definition at line 44 of file ath79_wdt.c.

#define WDOG_CTRL_ACTION_NMI   2 /* NMI */

Definition at line 47 of file ath79_wdt.c.

#define WDOG_CTRL_ACTION_NONE   0 /* no action */

Definition at line 45 of file ath79_wdt.c.

#define WDOG_CTRL_LAST_RESET   BIT(31)

Definition at line 43 of file ath79_wdt.c.

#define WDT_FLAGS_BUSY   0

Definition at line 62 of file ath79_wdt.c.

#define WDT_FLAGS_EXPECT_CLOSE   1

Definition at line 63 of file ath79_wdt.c.

#define WDT_TIMEOUT   15 /* seconds */

Definition at line 41 of file ath79_wdt.c.

Function Documentation

MODULE_ALIAS

(

"platform:"

DRIVER_NAME

)

MODULE_ALIAS_MISCDEV

(

WATCHDOG_MINOR

)

MODULE_AUTHOR

(

)

MODULE_DESCRIPTION

(

"Atheros AR71XX/AR724X/AR913X hardware watchdog driver"

)

module_exit

(

ath79_wdt_exit

)

module_init

(

ath79_wdt_init

)

MODULE_LICENSE

(

"GPL v2"

)

module_param	(	nowayout	,
		bool	,
		0
	)

module_param	(	timeout	,
		int	,
		0
	)

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

MODULE_PARM_DESC	(	timeout	,
		"Watchdog timeout in seconds ""(default="__MODULE_STRING(WDT_TIMEOUT)"s)"
	)