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-rw-r--r--include/dt-bindings/iio/adc/at91-sama5d2_adc.h16
-rw-r--r--include/uapi/linux/iio/types.h1
2 files changed, 17 insertions, 0 deletions
diff --git a/include/dt-bindings/iio/adc/at91-sama5d2_adc.h b/include/dt-bindings/iio/adc/at91-sama5d2_adc.h
new file mode 100644
index 000000000000..70f99dbdbb42
--- /dev/null
+++ b/include/dt-bindings/iio/adc/at91-sama5d2_adc.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * This header provides constants for configuring the AT91 SAMA5D2 ADC
+ */
+
+#ifndef _DT_BINDINGS_IIO_ADC_AT91_SAMA5D2_ADC_H
+#define _DT_BINDINGS_IIO_ADC_AT91_SAMA5D2_ADC_H
+
+/* X relative position channel index */
+#define AT91_SAMA5D2_ADC_X_CHANNEL 24
+/* Y relative position channel index */
+#define AT91_SAMA5D2_ADC_Y_CHANNEL 25
+/* pressure channel index */
+#define AT91_SAMA5D2_ADC_P_CHANNEL 26
+
+#endif
diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h
index 4213cdf88e3c..033c7d28924e 100644
--- a/include/uapi/linux/iio/types.h
+++ b/include/uapi/linux/iio/types.h
@@ -44,6 +44,7 @@ enum iio_chan_type {
IIO_COUNT,
IIO_INDEX,
IIO_GRAVITY,
+ IIO_POSITIONRELATIVE,
};
enum iio_modifier {