Release 4.12 include/linux/mfd/pcf50633/adc.h

/*
 * adc.h  -- Driver for NXP PCF50633 ADC
 *
 * (C) 2006-2008 by Openmoko, Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 */

#ifndef __LINUX_MFD_PCF50633_ADC_H

#define __LINUX_MFD_PCF50633_ADC_H

#include <linux/mfd/pcf50633/core.h>
#include <linux/platform_device.h>

/* ADC Registers */

#define PCF50633_REG_ADCC3		0x52

#define PCF50633_REG_ADCC2		0x53

#define PCF50633_REG_ADCC1		0x54

#define PCF50633_REG_ADCS1		0x55

#define PCF50633_REG_ADCS2		0x56

#define PCF50633_REG_ADCS3		0x57


#define PCF50633_ADCC1_ADCSTART		0x01

#define PCF50633_ADCC1_RES_8BIT		0x02

#define PCF50633_ADCC1_RES_10BIT	0x00

#define PCF50633_ADCC1_AVERAGE_NO	0x00

#define PCF50633_ADCC1_AVERAGE_4	0x04

#define PCF50633_ADCC1_AVERAGE_8	0x08

#define PCF50633_ADCC1_AVERAGE_16	0x0c

#define PCF50633_ADCC1_MUX_BATSNS_RES	0x00

#define PCF50633_ADCC1_MUX_BATSNS_SUBTR	0x10

#define PCF50633_ADCC1_MUX_ADCIN2_RES	0x20

#define PCF50633_ADCC1_MUX_ADCIN2_SUBTR	0x30

#define PCF50633_ADCC1_MUX_BATTEMP	0x60

#define PCF50633_ADCC1_MUX_ADCIN1	0x70

#define PCF50633_ADCC1_AVERAGE_MASK	0x0c

#define PCF50633_ADCC1_ADCMUX_MASK	0xf0


#define PCF50633_ADCC2_RATIO_NONE	0x00

#define PCF50633_ADCC2_RATIO_BATTEMP	0x01

#define PCF50633_ADCC2_RATIO_ADCIN1	0x02

#define PCF50633_ADCC2_RATIO_BOTH	0x03

#define PCF50633_ADCC2_RATIOSETTL_100US 0x04


#define PCF50633_ADCC3_ACCSW_EN		0x01

#define PCF50633_ADCC3_NTCSW_EN		0x04

#define PCF50633_ADCC3_RES_DIV_TWO	0x10

#define PCF50633_ADCC3_RES_DIV_THREE	0x00


#define PCF50633_ADCS3_REF_NTCSW	0x00

#define PCF50633_ADCS3_REF_ACCSW	0x10

#define PCF50633_ADCS3_REF_2V0		0x20

#define PCF50633_ADCS3_REF_VISA		0x30

#define PCF50633_ADCS3_REF_2V0_2	0x70

#define PCF50633_ADCS3_ADCRDY		0x80


#define PCF50633_ADCS3_ADCDAT1L_MASK	0x03

#define PCF50633_ADCS3_ADCDAT2L_MASK	0x0c

#define PCF50633_ADCS3_ADCDAT2L_SHIFT	2

#define PCF50633_ASCS3_REF_MASK		0x70

extern int
pcf50633_adc_async_read(struct pcf50633 *pcf, int mux, int avg,
		void (*callback)(struct pcf50633 *, void *, int),
		void *callback_param);
extern int
pcf50633_adc_sync_read(struct pcf50633 *pcf, int mux, int avg);

#endif /* __LINUX_PCF50633_ADC_H */
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Directory: include/linux/mfd/pcf50633

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