1 files changed, 15 insertions, 21 deletions

diff --git a/drivers/watchdog/rza_wdt.c b/drivers/watchdog/rza_wdt.c
index 781bb572e6af..9334255a37e9 100644
--- a/drivers/watchdog/rza_wdt.c
+++ b/drivers/watchdog/rza_wdt.c
@@ -9,9 +9,9 @@
 #include <linux/bitops.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/io.h>
 #include <linux/module.h>
-#include <linux/of_address.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/watchdog.h>
 
@@ -166,35 +166,33 @@ static const struct watchdog_ops rza_wdt_ops = {
 
 static int rza_wdt_probe(struct platform_device *pdev)
 {
+	struct device *dev = &pdev->dev;
 	struct rza_wdt *priv;
-	struct resource *res;
 	unsigned long rate;
-	int ret;
 
-	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->base = devm_ioremap_resource(&pdev->dev, res);
+	priv->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(priv->base))
 		return PTR_ERR(priv->base);
 
-	priv->clk = devm_clk_get(&pdev->dev, NULL);
+	priv->clk = devm_clk_get(dev, NULL);
 	if (IS_ERR(priv->clk))
 		return PTR_ERR(priv->clk);
 
 	rate = clk_get_rate(priv->clk);
 	if (rate < 16384) {
-		dev_err(&pdev->dev, "invalid clock rate (%ld)\n", rate);
+		dev_err(dev, "invalid clock rate (%ld)\n", rate);
 		return -ENOENT;
 	}
 
-	priv->wdev.info = &rza_wdt_ident,
-	priv->wdev.ops = &rza_wdt_ops,
-	priv->wdev.parent = &pdev->dev;
+	priv->wdev.info = &rza_wdt_ident;
+	priv->wdev.ops = &rza_wdt_ops;
+	priv->wdev.parent = dev;
 
-	priv->cks = (u8)(uintptr_t)of_device_get_match_data(&pdev->dev);
+	priv->cks = (u8)(uintptr_t) of_device_get_match_data(dev);
 	if (priv->cks == CKS_4BIT) {
 		/* Assume slowest clock rate possible (CKS=0xF) */
 		priv->wdev.max_timeout = (DIVIDER_4BIT * U8_MAX) / rate;
@@ -209,21 +207,17 @@ static int rza_wdt_probe(struct platform_device *pdev)
 		 * max_hw_heartbeat_ms.
 		 */
 		priv->wdev.max_hw_heartbeat_ms = (1000 * U8_MAX) / rate;
-		dev_dbg(&pdev->dev, "max hw timeout of %dms\n",
-			 priv->wdev.max_hw_heartbeat_ms);
+		dev_dbg(dev, "max hw timeout of %dms\n",
+			priv->wdev.max_hw_heartbeat_ms);
 	}
 
 	priv->wdev.min_timeout = 1;
 	priv->wdev.timeout = DEFAULT_TIMEOUT;
 
-	watchdog_init_timeout(&priv->wdev, 0, &pdev->dev);
+	watchdog_init_timeout(&priv->wdev, 0, dev);
 	watchdog_set_drvdata(&priv->wdev, priv);
 
-	ret = devm_watchdog_register_device(&pdev->dev, &priv->wdev);
-	if (ret)
-		dev_err(&pdev->dev, "Cannot register watchdog device\n");
-
-	return ret;
+	return devm_watchdog_register_device(dev, &priv->wdev);
 }
 
 static const struct of_device_id rza_wdt_of_match[] = {