diff options
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/adc/meson_saradc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c index 650ab9390514..5faa099a8527 100644 --- a/drivers/iio/adc/meson_saradc.c +++ b/drivers/iio/adc/meson_saradc.c @@ -313,6 +313,7 @@ struct meson_sar_adc_param { u8 temperature_trimming_bits; unsigned int temperature_multiplier; unsigned int temperature_divider; + u8 disable_ring_counter; }; struct meson_sar_adc_data { @@ -967,6 +968,12 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev) MESON_SAR_ADC_DELTA_10_TS_REVE0, 0); } + regval = FIELD_PREP(MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN, + priv->param->disable_ring_counter); + regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG3, + MESON_SAR_ADC_REG3_CTRL_CONT_RING_COUNTER_EN, + regval); + ret = clk_set_parent(priv->adc_sel_clk, priv->clkin); if (ret) return dev_err_probe(dev, ret, "failed to set adc parent to clkin\n"); @@ -1196,6 +1203,7 @@ static const struct meson_sar_adc_param meson_sar_adc_gxl_param = { .bandgap_reg = MESON_SAR_ADC_REG11, .regmap_config = &meson_sar_adc_regmap_config_gxbb, .resolution = 12, + .disable_ring_counter = 1, }; static const struct meson_sar_adc_param meson_sar_adc_g12a_param = { @@ -1204,6 +1212,7 @@ static const struct meson_sar_adc_param meson_sar_adc_g12a_param = { .bandgap_reg = MESON_SAR_ADC_REG11, .regmap_config = &meson_sar_adc_regmap_config_gxbb, .resolution = 12, + .disable_ring_counter = 1, }; static const struct meson_sar_adc_data meson_sar_adc_meson8_data = { |