mfd: stmpe-i2c: Move .driver structure fields inside {} in stmpe_i2c_driver

Currently, few fields in stmpe_i2c_driver are initialized as:
.driver.owner = THIS_MODULE,

Group them under {}, like:
.driver = {
	.owner = THIS_MODULE,
	...
},

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/stmpe-i2c.c b/drivers/mfd/stmpe-i2c.c
index 947a06a..c734dc3 100644
--- a/drivers/mfd/stmpe-i2c.c
+++ b/drivers/mfd/stmpe-i2c.c
@@ -82,11 +82,13 @@
 MODULE_DEVICE_TABLE(i2c, stmpe_id);
 
 static struct i2c_driver stmpe_i2c_driver = {
-	.driver.name	= "stmpe-i2c",
-	.driver.owner	= THIS_MODULE,
+	.driver = {
+		.name = "stmpe-i2c",
+		.owner = THIS_MODULE,
 #ifdef CONFIG_PM
-	.driver.pm	= &stmpe_dev_pm_ops,
+		.pm = &stmpe_dev_pm_ops,
 #endif
+	},
 	.probe		= stmpe_i2c_probe,
 	.remove		= __devexit_p(stmpe_i2c_remove),
 	.id_table	= stmpe_i2c_id,