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>

drivers/mfd/adp5520.c

@@ -207,7 +207,7 @@ static int adp5520_remove_subdevs(struct adp5520_chip *chip)
 static int adp5520_probe(struct i2c_client *client,
 					const struct i2c_device_id *id)
 {
-	struct adp5520_platform_data *pdata = client->dev.platform_data;
+	struct adp5520_platform_data *pdata = dev_get_platdata(&client->dev);
 	struct platform_device *pdev;
 	struct adp5520_chip *chip;
 	int ret;