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-rw-r--r--drivers/iio/adc/at91-sama5d2_adc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index ecb2d90c9c06..f2d8bd5deac9 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -171,7 +171,7 @@ struct at91_adc_state {
struct clk *per_clk;
struct regulator *reg;
struct regulator *vref;
- u32 vref_uv;
+ int vref_uv;
const struct iio_chan_spec *chan;
bool conversion_done;
u32 conversion_value;
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