mfd: max8998: Simplify obtaining I2C match data and drop max8998_i2c_get_driver_data()

Simplify probe() by using i2c_get_match_data() instead of
max8998_i2c_get_driver_data() for retrieving match data from
OF/ID tables.

Signed-off-by: Biju Das <[e-mail]>
Reviewed-by: Andy Shevchenko <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Lee Jones <[e-mail]>

drivers/mfd/max8998.c

···
 	return pd;
 }
 
-static inline unsigned long max8998_i2c_get_driver_data(struct i2c_client *i2c,
-						const struct i2c_device_id *id)
-{
-	if (i2c->dev.of_node)
-		return (unsigned long)of_device_get_match_data(&i2c->dev);
-
-	return id->driver_data;
-}
-
 static int max8998_i2c_probe(struct i2c_client *i2c)
 {
-	const struct i2c_device_id *id = i2c_client_get_device_id(i2c);
 	struct max8998_platform_data *pdata = dev_get_platdata(&i2c->dev);
 	struct max8998_dev *max8998;
 	int ret = 0;
···
 	max8998->dev = &i2c->dev;
 	max8998->i2c = i2c;
 	max8998->irq = i2c->irq;
-	max8998->type = max8998_i2c_get_driver_data(i2c, id);
+	max8998->type = (uintptr_t)i2c_get_match_data(i2c);
 	max8998->pdata = pdata;
 	if (pdata) {
 		max8998->ono = pdata->ono;