diff options
| -rw-r--r-- | drivers/iio/adc/ad4030.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/iio/adc/ad4030.c b/drivers/iio/adc/ad4030.c index 68446db9bef1..def3e1d01ceb 100644 --- a/drivers/iio/adc/ad4030.c +++ b/drivers/iio/adc/ad4030.c @@ -232,10 +232,16 @@ struct ad4030_state { .num_ext_scan_type = ARRAY_SIZE(_scan_type), \ } +/* + * AD4030 can average over 2^N samples, where N = 1, 2, 3, ..., 16. + * We use N = 0 to mean no sample averaging. + */ static const int ad4030_average_modes[] = { - 1, 2, 4, 8, 16, 32, 64, 128, - 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, - 65536, + BIT(0), /* No sampling average */ + BIT(1), BIT(2), BIT(3), BIT(4), + BIT(5), BIT(6), BIT(7), BIT(8), + BIT(9), BIT(10), BIT(11), BIT(12), + BIT(13), BIT(14), BIT(15), BIT(16), }; static int ad4030_enter_config_mode(struct ad4030_state *st) |