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[v4,3/8] iio: adc: mp2629: restrict input voltage mask for mp2629

Message ID 20221024132757.3345400-4-sravanhome@gmail.com
State Superseded
Headers show
Series Add support for mp2733 battery charger | expand

Commit Message

Saravanan Sekar Oct. 24, 2022, 1:27 p.m. UTC 
Add support for mp2733 which is updated version of mp2629
with a higher range of input voltage.

Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
---
 drivers/iio/adc/mp2629_adc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/iio/adc/mp2629_adc.c b/drivers/iio/adc/mp2629_adc.c
index f7af9af1665d..0f297072b8aa 100644
--- a/drivers/iio/adc/mp2629_adc.c
+++ b/drivers/iio/adc/mp2629_adc.c
@@ -65,6 +65,7 @@  static int mp2629_read_raw(struct iio_dev *indio_dev,
 			int *val, int *val2, long mask)
 {
 	struct mp2629_adc *info = iio_priv(indio_dev);
+	struct mp2629_data *ddata = dev_get_drvdata(info->dev);
 	unsigned int rval;
 	int ret;
 
@@ -74,8 +75,10 @@  static int mp2629_read_raw(struct iio_dev *indio_dev,
 		if (ret)
 			return ret;
 
-		if (chan->channel == MP2629_INPUT_VOLT)
+		if (chan->channel == MP2629_INPUT_VOLT &&
+		    ddata->chip_id == CHIP_ID_MP2629)
 			rval &= GENMASK(6, 0);
+
 		*val = rval;
 		return IIO_VAL_INT;