iio: adc: ad7091r5: Simplify driver_data handling

The driver only supports a single device type. So the return value of
i2c_get_match_data() is already known and can just be hardcoded without
type casting. While at it also remove the unused .data of the
single of_device_id entry.

Signed-off-by: Uwe Kleine-König (The Capable Hub) <u.kleine-koenig@baylibre.com>
Reviewed-by: Marcelo Schmitt <marcelo.schmitt@analog.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

Author: ukleinek

drivers/iio/adc/ad7091r5.c

@@ -101,23 +101,17 @@ static const struct ad7091r_init_info ad7091r5_init_info = {
 
 static int ad7091r5_i2c_probe(struct i2c_client *i2c)
 {
-	const struct ad7091r_init_info *init_info;
-
-	init_info = i2c_get_match_data(i2c);
-	if (!init_info)
-		return -EINVAL;
-
-	return ad7091r_probe(&i2c->dev, init_info, i2c->irq);
+	return ad7091r_probe(&i2c->dev, &ad7091r5_init_info, i2c->irq);
 }
 
 static const struct of_device_id ad7091r5_dt_ids[] = {
-	{ .compatible = "adi,ad7091r5", .data = &ad7091r5_init_info },
+	{ .compatible = "adi,ad7091r5" },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, ad7091r5_dt_ids);
 
 static const struct i2c_device_id ad7091r5_i2c_ids[] = {
-	{ "ad7091r5", (kernel_ulong_t)&ad7091r5_init_info },
+	{ .name = "ad7091r5" },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, ad7091r5_i2c_ids);