at91sam9_wdt.c (9a64e8e0ace51b309fdcff4b4754b3649250382a) at91sam9_wdt.c (be49bbae13ba9128ac69dd4b98027f6412155abe)
1/*
2 * Watchdog driver for Atmel AT91SAM9x processors.
3 *
4 * Copyright (C) 2008 Renaud CERRATO r.cerrato@til-technologies.fr
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version

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27#include <linux/moduleparam.h>
28#include <linux/platform_device.h>
29#include <linux/types.h>
30#include <linux/watchdog.h>
31#include <linux/jiffies.h>
32#include <linux/timer.h>
33#include <linux/bitops.h>
34#include <linux/uaccess.h>
1/*
2 * Watchdog driver for Atmel AT91SAM9x processors.
3 *
4 * Copyright (C) 2008 Renaud CERRATO r.cerrato@til-technologies.fr
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version

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27#include <linux/moduleparam.h>
28#include <linux/platform_device.h>
29#include <linux/types.h>
30#include <linux/watchdog.h>
31#include <linux/jiffies.h>
32#include <linux/timer.h>
33#include <linux/bitops.h>
34#include <linux/uaccess.h>
35#include <linux/of.h>
35
36#include "at91sam9_wdt.h"
37
38#define DRV_NAME "AT91SAM9 Watchdog"
39
40#define wdt_read(field) \
41 __raw_readl(at91wdt_private.base + field)
42#define wdt_write(field, val) \

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297
298 res = misc_deregister(&at91wdt_miscdev);
299 if (!res)
300 at91wdt_miscdev.parent = NULL;
301
302 return res;
303}
304
36
37#include "at91sam9_wdt.h"
38
39#define DRV_NAME "AT91SAM9 Watchdog"
40
41#define wdt_read(field) \
42 __raw_readl(at91wdt_private.base + field)
43#define wdt_write(field, val) \

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298
299 res = misc_deregister(&at91wdt_miscdev);
300 if (!res)
301 at91wdt_miscdev.parent = NULL;
302
303 return res;
304}
305
306#if defined(CONFIG_OF)
307static const struct of_device_id at91_wdt_dt_ids[] __initconst = {
308 { .compatible = "atmel,at91sam9260-wdt" },
309 { /* sentinel */ }
310};
311
312MODULE_DEVICE_TABLE(of, at91_wdt_dt_ids);
313#endif
314
305static struct platform_driver at91wdt_driver = {
306 .remove = __exit_p(at91wdt_remove),
307 .driver = {
308 .name = "at91_wdt",
309 .owner = THIS_MODULE,
315static struct platform_driver at91wdt_driver = {
316 .remove = __exit_p(at91wdt_remove),
317 .driver = {
318 .name = "at91_wdt",
319 .owner = THIS_MODULE,
320 .of_match_table = of_match_ptr(at91_wdt_dt_ids),
310 },
311};
312
313static int __init at91sam_wdt_init(void)
314{
315 return platform_driver_probe(&at91wdt_driver, at91wdt_probe);
316}
317

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322};
323
324static int __init at91sam_wdt_init(void)
325{
326 return platform_driver_probe(&at91wdt_driver, at91wdt_probe);
327}
328

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