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[5/9] iio: adc: adi-axi-adc: support modified prbs23

Message ID 20240709-dev-iio-backend-add-debugfs-v1-5-fb4b8f2373c7@analog.com (mailing list archive)
State Changes Requested
Headers show
Series iio: adc: ad9467: add debugFS test mode support | expand

Commit Message

Nuno Sa July 9, 2024, 11:14 a.m. UTC 
Add support for configuring the prbs23 sequence.

Signed-off-by: Nuno Sa <nuno.sa@analog.com>
---
 drivers/iio/adc/adi-axi-adc.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/iio/adc/adi-axi-adc.c b/drivers/iio/adc/adi-axi-adc.c
index 21ce7564e83d..54499653d888 100644
--- a/drivers/iio/adc/adi-axi-adc.c
+++ b/drivers/iio/adc/adi-axi-adc.c
@@ -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;
 	}