mfd: Use dev_get_platdata()

Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/mfd/tc6387xb.c b/drivers/mfd/tc6387xb.c
index 65c425a..acd0f3a 100644
--- a/drivers/mfd/tc6387xb.c
+++ b/drivers/mfd/tc6387xb.c
@@ -48,7 +48,7 @@
 static int tc6387xb_suspend(struct platform_device *dev, pm_message_t state)
 {
 	struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
-	struct tc6387xb_platform_data *pdata = dev->dev.platform_data;
+	struct tc6387xb_platform_data *pdata = dev_get_platdata(&dev->dev);
 
 	if (pdata && pdata->suspend)
 		pdata->suspend(dev);
@@ -60,7 +60,7 @@
 static int tc6387xb_resume(struct platform_device *dev)
 {
 	struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
-	struct tc6387xb_platform_data *pdata = dev->dev.platform_data;
+	struct tc6387xb_platform_data *pdata = dev_get_platdata(&dev->dev);
 
 	clk_enable(tc6387xb->clk32k);
 	if (pdata && pdata->resume)
@@ -140,7 +140,7 @@
 
 static int tc6387xb_probe(struct platform_device *dev)
 {
-	struct tc6387xb_platform_data *pdata = dev->dev.platform_data;
+	struct tc6387xb_platform_data *pdata = dev_get_platdata(&dev->dev);
 	struct resource *iomem, *rscr;
 	struct clk *clk32k;
 	struct tc6387xb *tc6387xb;