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authorLars-Peter Clausen <lars@metafoo.de>2016-10-19 19:06:56 +0200
committerJonathan Cameron <jic23@kernel.org>2016-10-23 19:34:11 +0100
commit36534b40673510a0bd0a87cdfaf07cb4596a3159 (patch)
tree977c2874d07c76eecd64f2e888fa48e5eaa868a5 /drivers/staging/iio/adc
parent7c5fe4112421aaef4a9ee35de8d21c1718855fc3 (diff)
staging:iio:ad7606: Remove unused int_vref_mv field
Remove the int_vref_mv field from the ad7606_chip_info struct since the field is never used by the driver. The value is also the same for all derivatives of this chip, so if it will ever be used in the driver a constant value will work just fine. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/staging/iio/adc')
-rw-r--r--drivers/staging/iio/adc/ad7606.h2
-rw-r--r--drivers/staging/iio/adc/ad7606_core.c3
2 files changed, 0 insertions, 5 deletions
diff --git a/drivers/staging/iio/adc/ad7606.h b/drivers/staging/iio/adc/ad7606.h
index 39f50440d915..b7e59a6c4b05 100644
--- a/drivers/staging/iio/adc/ad7606.h
+++ b/drivers/staging/iio/adc/ad7606.h
@@ -43,14 +43,12 @@ struct ad7606_platform_data {
/**
* struct ad7606_chip_info - chip specific information
* @name: identification string for chip
- * @int_vref_mv: the internal reference voltage
* @channels: channel specification
* @num_channels: number of channels
*/
struct ad7606_chip_info {
const char *name;
- u16 int_vref_mv;
const struct iio_chan_spec *channels;
unsigned int num_channels;
};
diff --git a/drivers/staging/iio/adc/ad7606_core.c b/drivers/staging/iio/adc/ad7606_core.c
index 204222517a39..a1f18d412cb0 100644
--- a/drivers/staging/iio/adc/ad7606_core.c
+++ b/drivers/staging/iio/adc/ad7606_core.c
@@ -261,19 +261,16 @@ static const struct ad7606_chip_info ad7606_chip_info_tbl[] = {
*/
[ID_AD7606_8] = {
.name = "ad7606",
- .int_vref_mv = 2500,
.channels = ad7606_channels,
.num_channels = 9,
},
[ID_AD7606_6] = {
.name = "ad7606-6",
- .int_vref_mv = 2500,
.channels = ad7606_channels,
.num_channels = 7,
},
[ID_AD7606_4] = {
.name = "ad7606-4",
- .int_vref_mv = 2500,
.channels = ad7606_channels,
.num_channels = 5,
},