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iio: adc: adi-axi-adc: support modified prbs23

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Add support for configuring the prbs23 sequence.

Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://patch.msgid.link/20240802-dev-iio-backend-add-debugfs-v2-4-4cb62852f0d0@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Nuno Sa
2024-08-02 16:27:02 +02:00
committed by Jonathan Cameron
parent b001635a7c
commit 53d7a77dac
1 changed files with 4 additions and 0 deletions
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drivers/iio/adc/adi-axi-adc.c
+4
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@@ -199,6 +199,10 @@ static int axi_adc_test_pattern_set(struct iio_backend *back,
return regmap_update_bits(st->regmap, ADI_AXI_ADC_REG_CHAN_CTRL_3(chan),
ADI_AXI_ADC_CHAN_PN_SEL_MASK,
FIELD_PREP(ADI_AXI_ADC_CHAN_PN_SEL_MASK, 0));
case IIO_BACKEND_ADI_PRBS_23A:
return regmap_update_bits(st->regmap, ADI_AXI_ADC_REG_CHAN_CTRL_3(chan),
ADI_AXI_ADC_CHAN_PN_SEL_MASK,
FIELD_PREP(ADI_AXI_ADC_CHAN_PN_SEL_MASK, 1));
default:
return -EINVAL;
}