VREFP bit was missing from channel configuration mask and VREFN bit was included twice instead which fails to enable positive reference buffer when requested by a channel. Channels that don't enable vrefp buffer were not affected. Reported-by: kernel test robot <lkp@xxxxxxxxx> Reported-by: Julia Lawall <julia.lawall@xxxxxxx> Signed-off-by: Ibrahim Tilki <Ibrahim.Tilki@xxxxxxxxxx> --- drivers/iio/adc/max11410.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/adc/max11410.c b/drivers/iio/adc/max11410.c index 8cd5663671..fdc9f03135 100644 --- a/drivers/iio/adc/max11410.c +++ b/drivers/iio/adc/max11410.c @@ -370,7 +370,7 @@ static int max11410_configure_channel(struct max11410_state *st, FIELD_PREP(MAX11410_CTRL_UNIPOLAR_BIT, cfg.bipolar ? 0 : 1); ret = regmap_update_bits(st->regmap, MAX11410_REG_CTRL, MAX11410_CTRL_REFSEL_MASK | - MAX11410_CTRL_VREFN_BUF_BIT | + MAX11410_CTRL_VREFP_BUF_BIT | MAX11410_CTRL_VREFN_BUF_BIT | MAX11410_CTRL_UNIPOLAR_BIT, regval); if (ret) -- 2.25.1
