diff options
Diffstat (limited to 'drivers/watchdog/armada_37xx_wdt.c')
| -rw-r--r-- | drivers/watchdog/armada_37xx_wdt.c | 26 |
1 files changed, 4 insertions, 22 deletions
diff --git a/drivers/watchdog/armada_37xx_wdt.c b/drivers/watchdog/armada_37xx_wdt.c index ac9fed1ef681..a17a7911771a 100644 --- a/drivers/watchdog/armada_37xx_wdt.c +++ b/drivers/watchdog/armada_37xx_wdt.c @@ -14,7 +14,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/of.h> -#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/types.h> @@ -246,15 +245,9 @@ static const struct watchdog_ops armada_37xx_wdt_ops = { .get_timeleft = armada_37xx_wdt_get_timeleft, }; -static void armada_clk_disable_unprepare(void *data) -{ - clk_disable_unprepare(data); -} - static int armada_37xx_wdt_probe(struct platform_device *pdev) { struct armada_37xx_watchdog *dev; - struct resource *res; struct regmap *regmap; int ret; @@ -272,26 +265,15 @@ static int armada_37xx_wdt_probe(struct platform_device *pdev) return PTR_ERR(regmap); dev->cpu_misc = regmap; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; - dev->reg = devm_ioremap(&pdev->dev, res->start, resource_size(res)); - if (!dev->reg) - return -ENOMEM; + dev->reg = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(dev->reg)) + return PTR_ERR(dev->reg); /* init clock */ - dev->clk = devm_clk_get(&pdev->dev, NULL); + dev->clk = devm_clk_get_enabled(&pdev->dev, NULL); if (IS_ERR(dev->clk)) return PTR_ERR(dev->clk); - ret = clk_prepare_enable(dev->clk); - if (ret) - return ret; - ret = devm_add_action_or_reset(&pdev->dev, - armada_clk_disable_unprepare, dev->clk); - if (ret) - return ret; - dev->clk_rate = clk_get_rate(dev->clk); if (!dev->clk_rate) return -EINVAL; |