staging: iio: adis16240: add device to module device table

Add a of_device_id struct and MODULE_DEVICE_TABLE call, in order to add
device-tree support for this driver.

Signed-off-by: Lucas Oshiro <lucasseikioshiro@gmail.com>
Signed-off-by: Rodrigo Ribeiro <rodrigorsdc@gmail.com>
Co-developed-by: Rodrigo Ribeiro <rodrigorsdc@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/staging/iio/accel/adis16240.c

@@ -435,6 +435,12 @@ static int adis16240_remove(struct spi_device *spi)
 	return 0;
 }
 
+static const struct of_device_id adis16240_of_match[] = {
+	{ .compatible = "adi,adis16240" },
+	{ },
+};
+MODULE_DEVICE_TABLE(of, adis16240_of_match);
+
 static struct spi_driver adis16240_driver = {
 	.driver = {
 		.name = "adis16240",