rc32434_wdt.c File Reference

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/miscdevice.h>
#include <linux/watchdog.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/spinlock.h>
#include <linux/uaccess.h>
#include <asm/mach-rc32434/integ.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	VERSION   "1.0"
#define	WTCOMP2SEC(x)   (x / idt_cpu_freq)
#define	SEC2WTCOMP(x)   (x * idt_cpu_freq)
#define	WATCHDOG_TIMEOUT   20
#define	SET_BITS(addr, or, nand)   writel((readl(&addr) | or) & ~nand, &addr)

Functions
	module_param (timeout, int, 0)
	MODULE_PARM_DESC (timeout,"Watchdog timeout value, in seconds (default="__MODULE_STRING(WATCHDOG_TIMEOUT)")")
	module_param (nowayout, bool, 0)
	MODULE_PARM_DESC (nowayout,"Watchdog cannot be stopped once started (default="__MODULE_STRING(WATCHDOG_NOWAYOUT)")")
	module_platform_driver (rc32434_wdt_driver)
	MODULE_AUTHOR ("Ondrej Zajicek <[email protected]>,""Florian Fainelli <[email protected]>")
	MODULE_DESCRIPTION ("Driver for the IDT RC32434 SoC watchdog")
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS_MISCDEV (WATCHDOG_MINOR)

Variables
unsigned int	idt_cpu_freq

Macro Definition Documentation

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 20 of file rc32434_wdt.c.

#define SEC2WTCOMP

(

x

)

(x * idt_cpu_freq)

Definition at line 55 of file rc32434_wdt.c.

#define SET_BITS	(		addr,
			or,
			nand
	)		writel((readl(&addr) | or) & ~nand, &addr)

Definition at line 73 of file rc32434_wdt.c.

#define VERSION   "1.0"

Definition at line 38 of file rc32434_wdt.c.

#define WATCHDOG_TIMEOUT   20

Definition at line 60 of file rc32434_wdt.c.

#define WTCOMP2SEC

(

x

)

(x / idt_cpu_freq)

Definition at line 54 of file rc32434_wdt.c.

Function Documentation

MODULE_ALIAS_MISCDEV

(

WATCHDOG_MINOR

)

MODULE_AUTHOR	(	"Ondrej Zajicek <[email protected]>	,
		""Florian Fainelli< florian @openwrt.org >"
	)

MODULE_DESCRIPTION

(

"Driver for the IDT RC32434 SoC watchdog"

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	timeout	,
		int	,
		0
	)

module_param	(	nowayout	,
		bool	,
		0
	)

MODULE_PARM_DESC	(	timeout	,
		"Watchdog timeout	value,
		in seconds(default="__MODULE_STRING(WATCHDOG_TIMEOUT)")"
	)

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

module_platform_driver

(

rc32434_wdt_driver

)

Variable Documentation

unsigned int idt_cpu_freq

Definition at line 40 of file prom.c.

unsigned long inuse

Definition at line 41 of file rc32434_wdt.c.

spinlock_t io_lock

Definition at line 42 of file rc32434_wdt.c.