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mfd: Add new ab8500 GPADC driver

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AB8500 GPADC driver used to convert Acc and battery/ac/usb voltage

Signed-off-by: Arun Murthy <arun.murthy@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Acked-by: Mattias Wallin <mattias.wallin@stericsson.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Arun Murthy
2011-02-22 10:11:13 +01:00
committed by Samuel Ortiz
parent 44bdcb54df
commit dae2db30c1
4 changed files with 332 additions and 0 deletions
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28
include/linux/mfd/ab8500-gpadc.h Normal file
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/*
* Copyright (C) 2010 ST-Ericsson SA
* Licensed under GPLv2.
*
* Author: Arun R Murthy <arun.murthy@stericsson.com>
*/
#ifndef _AB8500_GPADC_H
#define _AB8500_GPADC_H
/* GPADC source: From datasheet(ADCSwSel[4:0] in GPADCCtrl2) */
#define BAT_CTRL 0x01
#define BTEMP_BALL 0x02
#define MAIN_CHARGER_V 0x03
#define ACC_DETECT1 0x04
#define ACC_DETECT2 0x05
#define ADC_AUX1 0x06
#define ADC_AUX2 0x07
#define MAIN_BAT_V 0x08
#define VBUS_V 0x09
#define MAIN_CHARGER_C 0x0A
#define USB_CHARGER_C 0x0B
#define BK_BAT_V 0x0C
#define DIE_TEMP 0x0D
int ab8500_gpadc_convert(u8 input);
#endif /* _AB8500_GPADC_H */