218 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			218 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * da9052 declarations for DA9052 PMICs.
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|  *
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|  * Copyright(c) 2011 Dialog Semiconductor Ltd.
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|  *
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|  * Author: David Dajun Chen <dchen@diasemi.com>
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|  *
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|  * This program is free software; you can redistribute it and/or modify
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|  * it under the terms of the GNU General Public License as published by
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|  * the Free Software Foundation; either version 2 of the License, or
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|  * (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program; if not, write to the Free Software
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|  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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|  *
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|  */
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| 
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| #ifndef __MFD_DA9052_DA9052_H
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| #define __MFD_DA9052_DA9052_H
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| 
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| #include <linux/interrupt.h>
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| #include <linux/regmap.h>
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| #include <linux/slab.h>
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| #include <linux/completion.h>
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| #include <linux/list.h>
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| #include <linux/mfd/core.h>
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| 
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| #include <linux/mfd/da9052/reg.h>
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| 
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| /* Common - HWMON Channel Definations */
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| #define DA9052_ADC_VDDOUT	0
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| #define DA9052_ADC_ICH		1
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| #define DA9052_ADC_TBAT	2
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| #define DA9052_ADC_VBAT	3
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| #define DA9052_ADC_IN4		4
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| #define DA9052_ADC_IN5		5
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| #define DA9052_ADC_IN6		6
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| #define DA9052_ADC_TSI		7
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| #define DA9052_ADC_TJUNC	8
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| #define DA9052_ADC_VBBAT	9
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| 
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| #define DA9052_IRQ_DCIN	0
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| #define DA9052_IRQ_VBUS	1
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| #define DA9052_IRQ_DCINREM	2
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| #define DA9052_IRQ_VBUSREM	3
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| #define DA9052_IRQ_VDDLOW	4
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| #define DA9052_IRQ_ALARM	5
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| #define DA9052_IRQ_SEQRDY	6
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| #define DA9052_IRQ_COMP1V2	7
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| #define DA9052_IRQ_NONKEY	8
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| #define DA9052_IRQ_IDFLOAT	9
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| #define DA9052_IRQ_IDGND	10
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| #define DA9052_IRQ_CHGEND	11
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| #define DA9052_IRQ_TBAT	12
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| #define DA9052_IRQ_ADC_EOM	13
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| #define DA9052_IRQ_PENDOWN	14
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| #define DA9052_IRQ_TSIREADY	15
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| #define DA9052_IRQ_GPI0	16
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| #define DA9052_IRQ_GPI1	17
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| #define DA9052_IRQ_GPI2	18
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| #define DA9052_IRQ_GPI3	19
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| #define DA9052_IRQ_GPI4	20
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| #define DA9052_IRQ_GPI5	21
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| #define DA9052_IRQ_GPI6	22
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| #define DA9052_IRQ_GPI7	23
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| #define DA9052_IRQ_GPI8	24
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| #define DA9052_IRQ_GPI9	25
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| #define DA9052_IRQ_GPI10	26
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| #define DA9052_IRQ_GPI11	27
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| #define DA9052_IRQ_GPI12	28
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| #define DA9052_IRQ_GPI13	29
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| #define DA9052_IRQ_GPI14	30
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| #define DA9052_IRQ_GPI15	31
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| 
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| enum da9052_chip_id {
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| 	DA9052,
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| 	DA9053_AA,
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| 	DA9053_BA,
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| 	DA9053_BB,
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| };
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| 
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| struct da9052_pdata;
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| 
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| struct da9052 {
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| 	struct device *dev;
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| 	struct regmap *regmap;
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| 
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| 	struct mutex auxadc_lock;
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| 	struct completion done;
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| 
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| 	int irq_base;
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| 	struct regmap_irq_chip_data *irq_data;
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| 	u8 chip_id;
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| 
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| 	int chip_irq;
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| 
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| 	/* SOC I/O transfer related fixes for DA9052/53 */
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| 	int (*fix_io) (struct da9052 *da9052, unsigned char reg);
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| };
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| 
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| /* ADC API */
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| int da9052_adc_manual_read(struct da9052 *da9052, unsigned char channel);
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| int da9052_adc_read_temp(struct da9052 *da9052);
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| 
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| /* Device I/O API */
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| static inline int da9052_reg_read(struct da9052 *da9052, unsigned char reg)
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| {
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| 	int val, ret;
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| 
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| 	ret = regmap_read(da9052->regmap, reg, &val);
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| 	if (ret < 0)
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| 		return ret;
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| 
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| 	if (da9052->fix_io) {
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| 		ret = da9052->fix_io(da9052, reg);
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| 		if (ret < 0)
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| 			return ret;
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| 	}
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| 
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| 	return val;
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| }
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| 
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| static inline int da9052_reg_write(struct da9052 *da9052, unsigned char reg,
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| 				    unsigned char val)
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| {
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| 	int ret;
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| 
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| 	ret = regmap_write(da9052->regmap, reg, val);
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| 	if (ret < 0)
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| 		return ret;
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| 
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| 	if (da9052->fix_io) {
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| 		ret = da9052->fix_io(da9052, reg);
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| 		if (ret < 0)
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| 			return ret;
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| 	}
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| 
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| 	return ret;
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| }
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| 
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| static inline int da9052_group_read(struct da9052 *da9052, unsigned char reg,
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| 				     unsigned reg_cnt, unsigned char *val)
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| {
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| 	int ret;
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| 
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| 	ret = regmap_bulk_read(da9052->regmap, reg, val, reg_cnt);
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| 	if (ret < 0)
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| 		return ret;
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| 
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| 	if (da9052->fix_io) {
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| 		ret = da9052->fix_io(da9052, reg);
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| 		if (ret < 0)
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| 			return ret;
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| 	}
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| 
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| 	return ret;
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| }
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| 
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| static inline int da9052_group_write(struct da9052 *da9052, unsigned char reg,
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| 				      unsigned reg_cnt, unsigned char *val)
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| {
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| 	int ret;
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| 
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| 	ret = regmap_raw_write(da9052->regmap, reg, val, reg_cnt);
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| 	if (ret < 0)
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| 		return ret;
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| 
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| 	if (da9052->fix_io) {
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| 		ret = da9052->fix_io(da9052, reg);
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| 		if (ret < 0)
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| 			return ret;
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| 	}
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| 
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| 	return ret;
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| }
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| 
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| static inline int da9052_reg_update(struct da9052 *da9052, unsigned char reg,
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| 				     unsigned char bit_mask,
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| 				     unsigned char reg_val)
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| {
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| 	int ret;
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| 
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| 	ret = regmap_update_bits(da9052->regmap, reg, bit_mask, reg_val);
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| 	if (ret < 0)
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| 		return ret;
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| 
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| 	if (da9052->fix_io) {
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| 		ret = da9052->fix_io(da9052, reg);
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| 		if (ret < 0)
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| 			return ret;
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| 	}
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| 
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| 	return ret;
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| }
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| 
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| int da9052_device_init(struct da9052 *da9052, u8 chip_id);
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| void da9052_device_exit(struct da9052 *da9052);
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| 
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| extern struct regmap_config da9052_regmap_config;
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| 
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| int da9052_irq_init(struct da9052 *da9052);
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| int da9052_irq_exit(struct da9052 *da9052);
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| int da9052_request_irq(struct da9052 *da9052, int irq, char *name,
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| 			   irq_handler_t handler, void *data);
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| void da9052_free_irq(struct da9052 *da9052, int irq, void *data);
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| 
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| int da9052_enable_irq(struct da9052 *da9052, int irq);
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| int da9052_disable_irq(struct da9052 *da9052, int irq);
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| int da9052_disable_irq_nosync(struct da9052 *da9052, int irq);
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| 
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| #endif /* __MFD_DA9052_DA9052_H */
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