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[7/7] iio: adc: ad7091r-base: Add debugfs reg access

Message ID 3fdf3d1815b5181dc01490e2500b4eb4fe3fe579.1700595310.git.marcelo.schmitt1@gmail.com (mailing list archive)
State Changes Requested
Headers show
Series Add support for AD7091R-2/-4/-8 | expand

Commit Message

Marcelo Schmitt Nov. 21, 2023, 9:36 p.m. UTC 
From: Marcelo Schmitt <marcelo.schmitt@analog.com>

Add direct register access support for AD7091R-2/-4/-5/-8 ADCs.

Signed-off-by: Marcelo Schmitt <marcelo.schmitt@analog.com>
---
 drivers/iio/adc/ad7091r-base.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/drivers/iio/adc/ad7091r-base.c b/drivers/iio/adc/ad7091r-base.c
index f9b4f91d1c4f..798f7b3cc7e1 100644
--- a/drivers/iio/adc/ad7091r-base.c
+++ b/drivers/iio/adc/ad7091r-base.c
@@ -157,8 +157,20 @@  static int ad7091r_read_raw(struct iio_dev *iio_dev,
 	return ret;
 }
 
+static int ad7091r_reg_access(struct iio_dev *indio_dev, unsigned int reg,
+			      unsigned int writeval, unsigned int *readval)
+{
+	struct ad7091r_state *st  = iio_priv(indio_dev);
+
+	if (readval)
+		return regmap_read(st->map, reg, readval);
+
+	return regmap_write(st->map, reg, writeval);
+}
+
 static const struct iio_info ad7091r_info = {
 	.read_raw = ad7091r_read_raw,
+	.debugfs_reg_access = &ad7091r_reg_access,
 };
 
 static irqreturn_t ad7091r_event_handler(int irq, void *private)