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-rw-r--r--include/dt-bindings/iio/adc/fsl-imx25-gcq.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/dt-bindings/iio/adc/fsl-imx25-gcq.h b/include/dt-bindings/iio/adc/fsl-imx25-gcq.h
new file mode 100644
index 000000000..08ef4d298
--- /dev/null
+++ b/include/dt-bindings/iio/adc/fsl-imx25-gcq.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * This header provides constants for configuring the I.MX25 ADC
+ */
+
+#ifndef _DT_BINDINGS_IIO_ADC_FS_IMX25_GCQ_H
+#define _DT_BINDINGS_IIO_ADC_FS_IMX25_GCQ_H
+
+#define MX25_ADC_REFP_YP 0 /* YP voltage reference */
+#define MX25_ADC_REFP_XP 1 /* XP voltage reference */
+#define MX25_ADC_REFP_EXT 2 /* External voltage reference */
+#define MX25_ADC_REFP_INT 3 /* Internal voltage reference */
+
+#define MX25_ADC_REFN_XN 0 /* XN ground reference */
+#define MX25_ADC_REFN_YN 1 /* YN ground reference */
+#define MX25_ADC_REFN_NGND 2 /* Internal ground reference */
+#define MX25_ADC_REFN_NGND2 3 /* External ground reference */
+
+#endif