diff --git a/drivers/iio/adc/sc27xx_adc.c b/drivers/iio/adc/sc27xx_adc.c
index 2b60efea0c39fdf27497ee4a5432337bf4126e99..153c31104d4e226ee105c6ad6aedcf2ed3ae1554 100644
--- a/drivers/iio/adc/sc27xx_adc.c
+++ b/drivers/iio/adc/sc27xx_adc.c
@@ -273,6 +273,17 @@ static int sc27xx_adc_read_raw(struct iio_dev *indio_dev,
 	int ret, tmp;
 
 	switch (mask) {
+	case IIO_CHAN_INFO_RAW:
+		mutex_lock(&indio_dev->mlock);
+		ret = sc27xx_adc_read(data, chan->channel, scale, &tmp);
+		mutex_unlock(&indio_dev->mlock);
+
+		if (ret)
+			return ret;
+
+		*val = tmp;
+		return IIO_VAL_INT;
+
 	case IIO_CHAN_INFO_PROCESSED:
 		mutex_lock(&indio_dev->mlock);
 		ret = sc27xx_adc_read_processed(data, chan->channel, scale,
@@ -315,48 +326,47 @@ static const struct iio_info sc27xx_info = {
 	.write_raw = &sc27xx_adc_write_raw,
 };
 
-#define SC27XX_ADC_CHANNEL(index) {				\
+#define SC27XX_ADC_CHANNEL(index, mask) {			\
 	.type = IIO_VOLTAGE,					\
 	.channel = index,					\
-	.info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED) |	\
-			      BIT(IIO_CHAN_INFO_SCALE),		\
+	.info_mask_separate = mask | BIT(IIO_CHAN_INFO_SCALE),	\
 	.datasheet_name = "CH##index",				\
 	.indexed = 1,						\
 }
 
 static const struct iio_chan_spec sc27xx_channels[] = {
-	SC27XX_ADC_CHANNEL(0),
-	SC27XX_ADC_CHANNEL(1),
-	SC27XX_ADC_CHANNEL(2),
-	SC27XX_ADC_CHANNEL(3),
-	SC27XX_ADC_CHANNEL(4),
-	SC27XX_ADC_CHANNEL(5),
-	SC27XX_ADC_CHANNEL(6),
-	SC27XX_ADC_CHANNEL(7),
-	SC27XX_ADC_CHANNEL(8),
-	SC27XX_ADC_CHANNEL(9),
-	SC27XX_ADC_CHANNEL(10),
-	SC27XX_ADC_CHANNEL(11),
-	SC27XX_ADC_CHANNEL(12),
-	SC27XX_ADC_CHANNEL(13),
-	SC27XX_ADC_CHANNEL(14),
-	SC27XX_ADC_CHANNEL(15),
-	SC27XX_ADC_CHANNEL(16),
-	SC27XX_ADC_CHANNEL(17),
-	SC27XX_ADC_CHANNEL(18),
-	SC27XX_ADC_CHANNEL(19),
-	SC27XX_ADC_CHANNEL(20),
-	SC27XX_ADC_CHANNEL(21),
-	SC27XX_ADC_CHANNEL(22),
-	SC27XX_ADC_CHANNEL(23),
-	SC27XX_ADC_CHANNEL(24),
-	SC27XX_ADC_CHANNEL(25),
-	SC27XX_ADC_CHANNEL(26),
-	SC27XX_ADC_CHANNEL(27),
-	SC27XX_ADC_CHANNEL(28),
-	SC27XX_ADC_CHANNEL(29),
-	SC27XX_ADC_CHANNEL(30),
-	SC27XX_ADC_CHANNEL(31),
+	SC27XX_ADC_CHANNEL(0, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(1, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(2, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(3, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(4, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(5, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(6, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(7, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(8, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(9, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(10, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(11, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(12, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(13, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(14, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(15, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(16, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(17, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(18, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(19, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(20, BIT(IIO_CHAN_INFO_RAW)),
+	SC27XX_ADC_CHANNEL(21, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(22, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(23, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(24, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(25, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(26, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(27, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(28, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(29, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(30, BIT(IIO_CHAN_INFO_PROCESSED)),
+	SC27XX_ADC_CHANNEL(31, BIT(IIO_CHAN_INFO_PROCESSED)),
 };
 
 static int sc27xx_adc_enable(struct sc27xx_adc_data *data)