iio: adc: ad7173: rename ad7173_chan_spec_ext_info

Rename ad7173_calibsys_ext_info[] to ad7173_chan_spec_ext_info[]. This
array is not limited to calibration attributes, so the name should be
more generic.

Reviewed-by: Nuno Sá <nuno.sa@analog.com>
Signed-off-by: David Lechner <dlechner@baylibre.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Author: dlech

drivers/iio/adc/ad7173.c

@@ -369,7 +369,7 @@ static const struct iio_enum ad7173_syscalib_mode_enum = {
 	.get = ad7173_get_syscalib_mode
 };
 
-static const struct iio_chan_spec_ext_info ad7173_calibsys_ext_info[] = {
+static const struct iio_chan_spec_ext_info ad7173_chan_spec_ext_info[] = {
 	{
 		.name = "sys_calibration",
 		.write = ad7173_write_syscalib,
@@ -1399,7 +1399,7 @@ static const struct iio_chan_spec ad7173_channel_template = {
 		.storagebits = 32,
 		.endianness = IIO_BE,
 	},
-	.ext_info = ad7173_calibsys_ext_info,
+	.ext_info = ad7173_chan_spec_ext_info,
 };
 
 static const struct iio_chan_spec ad7173_temp_iio_channel_template = {