1 /* $NetBSD: fsl-imx25-gcq.h,v 1.1.1.2 2017/11/30 19:40:51 jmcneill Exp $ */ 2 3 /* SPDX-License-Identifier: GPL-2.0 */ 4 /* 5 * This header provides constants for configuring the I.MX25 ADC 6 */ 7 8 #ifndef _DT_BINDINGS_IIO_ADC_FS_IMX25_GCQ_H 9 #define _DT_BINDINGS_IIO_ADC_FS_IMX25_GCQ_H 10 11 #define MX25_ADC_REFP_YP 0 /* YP voltage reference */ 12 #define MX25_ADC_REFP_XP 1 /* XP voltage reference */ 13 #define MX25_ADC_REFP_EXT 2 /* External voltage reference */ 14 #define MX25_ADC_REFP_INT 3 /* Internal voltage reference */ 15 16 #define MX25_ADC_REFN_XN 0 /* XN ground reference */ 17 #define MX25_ADC_REFN_YN 1 /* YN ground reference */ 18 #define MX25_ADC_REFN_NGND 2 /* Internal ground reference */ 19 #define MX25_ADC_REFN_NGND2 3 /* External ground reference */ 20 21 #endif 22