regulator: tps62360: dt: initialize of_node param for regulator register.

Initialize config.of_node for regulator before registering.
This is needed for DT based regulator support.
Regulator stores this of_node value in rdev->dev.of_node
and used for lookup when client ask for regulator_get().

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

drivers/regulator/tps62360-regulator.c

@@ -490,6 +490,7 @@ static int __devinit tps62360_probe(struct i2c_client *client,
 	config.dev = &client->dev;
 	config.init_data = pdata->reg_init_data;
 	config.driver_data = tps;
+	config.of_node = client->dev.of_node;
 
 	/* Register the regulators */
 	rdev = regulator_register(&tps->desc, &config);