gpio: gpio-lynxpoint: simplify getting .driver_data

We should get 'driver_data' from 'struct device' directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
diff --git a/drivers/gpio/gpio-lynxpoint.c b/drivers/gpio/gpio-lynxpoint.c
index b5b5e50..ca12d9f 100644
--- a/drivers/gpio/gpio-lynxpoint.c
+++ b/drivers/gpio/gpio-lynxpoint.c
@@ -408,8 +408,7 @@ static int lp_gpio_runtime_resume(struct device *dev)
 
 static int lp_gpio_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct lp_gpio *lg = platform_get_drvdata(pdev);
+	struct lp_gpio *lg = dev_get_drvdata(dev);
 	unsigned long reg;
 	int i;