95 строки
2.4 KiB
C
95 строки
2.4 KiB
C
/*
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* da9055 declarations for DA9055 PMICs.
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*
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* Copyright(c) 2012 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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#ifndef __DA9055_CORE_H
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#define __DA9055_CORE_H
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#include <linux/interrupt.h>
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#include <linux/regmap.h>
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/*
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* PMIC IRQ
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*/
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#define DA9055_IRQ_ALARM 0x01
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#define DA9055_IRQ_TICK 0x02
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#define DA9055_IRQ_NONKEY 0x00
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#define DA9055_IRQ_REGULATOR 0x0B
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#define DA9055_IRQ_HWMON 0x03
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struct da9055_pdata;
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struct da9055 {
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struct regmap *regmap;
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struct regmap_irq_chip_data *irq_data;
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struct device *dev;
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struct i2c_client *i2c_client;
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int irq_base;
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int chip_irq;
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};
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/* Device I/O */
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static inline int da9055_reg_read(struct da9055 *da9055, unsigned char reg)
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{
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int val, ret;
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ret = regmap_read(da9055->regmap, reg, &val);
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if (ret < 0)
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return ret;
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return val;
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}
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static inline int da9055_reg_write(struct da9055 *da9055, unsigned char reg,
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unsigned char val)
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{
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return regmap_write(da9055->regmap, reg, val);
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}
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static inline int da9055_group_read(struct da9055 *da9055, unsigned char reg,
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unsigned reg_cnt, unsigned char *val)
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{
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return regmap_bulk_read(da9055->regmap, reg, val, reg_cnt);
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}
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static inline int da9055_group_write(struct da9055 *da9055, unsigned char reg,
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unsigned reg_cnt, unsigned char *val)
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{
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return regmap_raw_write(da9055->regmap, reg, val, reg_cnt);
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}
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static inline int da9055_reg_update(struct da9055 *da9055, 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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return regmap_update_bits(da9055->regmap, reg, bit_mask, reg_val);
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}
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/* Generic Device API */
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int da9055_device_init(struct da9055 *da9055);
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void da9055_device_exit(struct da9055 *da9055);
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extern const struct regmap_config da9055_regmap_config;
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#endif /* __DA9055_CORE_H */
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