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-rw-r--r--drivers/iio/adc/ad7091r-base.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/iio/adc/ad7091r-base.h b/drivers/iio/adc/ad7091r-base.h
index 509748aef..b9e1c8bf3 100644
--- a/drivers/iio/adc/ad7091r-base.h
+++ b/drivers/iio/adc/ad7091r-base.h
@@ -8,6 +8,12 @@
#ifndef __DRIVERS_IIO_ADC_AD7091R_BASE_H__
#define __DRIVERS_IIO_ADC_AD7091R_BASE_H__
+#define AD7091R_REG_CONF_INT_VREF BIT(0)
+
+/* AD7091R_REG_CH_LIMIT */
+#define AD7091R_HIGH_LIMIT 0xFFF
+#define AD7091R_LOW_LIMIT 0x0
+
struct device;
struct ad7091r_state;
@@ -17,6 +23,8 @@ struct ad7091r_chip_info {
unsigned int vref_mV;
};
+extern const struct iio_event_spec ad7091r_events[3];
+
extern const struct regmap_config ad7091r_regmap_config;
int ad7091r_probe(struct device *dev, const char *name,