diff options
Diffstat (limited to 'drivers/watchdog/max63xx_wdt.c')
| -rw-r--r-- | drivers/watchdog/max63xx_wdt.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/drivers/watchdog/max63xx_wdt.c b/drivers/watchdog/max63xx_wdt.c index bf6a068245ba..3a899628a834 100644 --- a/drivers/watchdog/max63xx_wdt.c +++ b/drivers/watchdog/max63xx_wdt.c @@ -187,9 +187,7 @@ static void max63xx_mmap_set(struct max63xx_wdt *wdt, u8 set) static int max63xx_mmap_init(struct platform_device *p, struct max63xx_wdt *wdt) { - struct resource *mem = platform_get_resource(p, IORESOURCE_MEM, 0); - - wdt->base = devm_ioremap_resource(&p->dev, mem); + wdt->base = devm_platform_ioremap_resource(p, 0); if (IS_ERR(wdt->base)) return PTR_ERR(wdt->base); @@ -202,11 +200,12 @@ static int max63xx_mmap_init(struct platform_device *p, struct max63xx_wdt *wdt) static int max63xx_wdt_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; struct max63xx_wdt *wdt; struct max63xx_timeout *table; int err; - wdt = devm_kzalloc(&pdev->dev, sizeof(*wdt), GFP_KERNEL); + wdt = devm_kzalloc(dev, sizeof(*wdt), GFP_KERNEL); if (!wdt) return -ENOMEM; @@ -217,7 +216,7 @@ static int max63xx_wdt_probe(struct platform_device *pdev) wdt->timeout = max63xx_select_timeout(table, heartbeat); if (!wdt->timeout) { - dev_err(&pdev->dev, "unable to satisfy %ds heartbeat request\n", + dev_err(dev, "unable to satisfy %ds heartbeat request\n", heartbeat); return -EINVAL; } @@ -229,30 +228,22 @@ static int max63xx_wdt_probe(struct platform_device *pdev) platform_set_drvdata(pdev, &wdt->wdd); watchdog_set_drvdata(&wdt->wdd, wdt); - wdt->wdd.parent = &pdev->dev; + wdt->wdd.parent = dev; wdt->wdd.timeout = wdt->timeout->twd; wdt->wdd.info = &max63xx_wdt_info; wdt->wdd.ops = &max63xx_wdt_ops; watchdog_set_nowayout(&wdt->wdd, nowayout); - err = watchdog_register_device(&wdt->wdd); + err = devm_watchdog_register_device(dev, &wdt->wdd); if (err) return err; - dev_info(&pdev->dev, "using %ds heartbeat with %ds initial delay\n", + dev_info(dev, "using %ds heartbeat with %ds initial delay\n", wdt->timeout->twd, wdt->timeout->tdelay); return 0; } -static int max63xx_wdt_remove(struct platform_device *pdev) -{ - struct watchdog_device *wdd = platform_get_drvdata(pdev); - - watchdog_unregister_device(wdd); - return 0; -} - static const struct platform_device_id max63xx_id_table[] = { { "max6369_wdt", (kernel_ulong_t)max6369_table, }, { "max6370_wdt", (kernel_ulong_t)max6369_table, }, @@ -266,7 +257,6 @@ MODULE_DEVICE_TABLE(platform, max63xx_id_table); static struct platform_driver max63xx_wdt_driver = { .probe = max63xx_wdt_probe, - .remove = max63xx_wdt_remove, .id_table = max63xx_id_table, .driver = { .name = "max63xx_wdt", |