[PATCH v1 1/3] iio: adc: meson: init channels 0,1 input muxes

George Stark gnstark at sberdevices.ru
Sat Jul 15 04:05:58 PDT 2023


Set up input channels 0,1 muxes in the same way as for the channels 2-7
later in the code.

Signed-off-by: George Stark <gnstark at sberdevices.ru>
---
 drivers/iio/adc/meson_saradc.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 2411cc864ccd..524e5569381e 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -899,6 +899,22 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
 			   MESON_SAR_ADC_CHAN_10_SW_CHAN1_MUX_SEL_MASK,
 			   regval);
 
+	regmap_update_bits(priv->regmap, MESON_SAR_ADC_CHAN_10_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN0_XP_DRIVE_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN0_XP_DRIVE_SW);
+
+	regmap_update_bits(priv->regmap, MESON_SAR_ADC_CHAN_10_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN0_YP_DRIVE_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN0_YP_DRIVE_SW);
+
+	regmap_update_bits(priv->regmap, MESON_SAR_ADC_CHAN_10_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN1_XP_DRIVE_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN1_XP_DRIVE_SW);
+
+	regmap_update_bits(priv->regmap, MESON_SAR_ADC_CHAN_10_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN1_YP_DRIVE_SW,
+			   MESON_SAR_ADC_CHAN_10_SW_CHAN1_YP_DRIVE_SW);
+
 	/*
 	 * set up the input channel muxes in MESON_SAR_ADC_AUX_SW
 	 * (2 = SAR_ADC_CH2, 3 = SAR_ADC_CH3, ...) and enable
-- 
2.38.4




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