pinctrl: intel: 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 <wsa+renesas@sang-engineering.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

drivers/pinctrl/intel/pinctrl-intel.c

@@ -1469,8 +1469,7 @@ static bool intel_pinctrl_should_save(struct intel_pinctrl *pctrl, unsigned int
 
 int intel_pinctrl_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct intel_pinctrl *pctrl = platform_get_drvdata(pdev);
+	struct intel_pinctrl *pctrl = dev_get_drvdata(dev);
 	struct intel_community_context *communities;
 	struct intel_pad_context *pads;
 	int i;
@@ -1531,8 +1530,7 @@ static void intel_gpio_irq_init(struct intel_pinctrl *pctrl)
 
 int intel_pinctrl_resume(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct intel_pinctrl *pctrl = platform_get_drvdata(pdev);
+	struct intel_pinctrl *pctrl = dev_get_drvdata(dev);
 	const struct intel_community_context *communities;
 	const struct intel_pad_context *pads;
 	int i;