| Geert Uytterhoeven | 90a38d9 | 2012-10-15 22:44:45 +0200 | [diff] [blame] | 1 | /* |
| Ashish Jangam | 2896434 | 2012-09-14 18:54:50 +0530 | [diff] [blame] | 2 | * da9055 declarations for DA9055 PMICs. |
| 3 | * |
| 4 | * Copyright(c) 2012 Dialog Semiconductor Ltd. |
| 5 | * |
| 6 | * Author: David Dajun Chen <dchen@diasemi.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 21 | * |
| 22 | */ |
| 23 | |
| 24 | #ifndef __DA9055_CORE_H |
| 25 | #define __DA9055_CORE_H |
| 26 | |
| 27 | #include <linux/interrupt.h> |
| 28 | #include <linux/regmap.h> |
| 29 | |
| 30 | /* |
| 31 | * PMIC IRQ |
| 32 | */ |
| 33 | #define DA9055_IRQ_ALARM 0x01 |
| 34 | #define DA9055_IRQ_TICK 0x02 |
| 35 | #define DA9055_IRQ_NONKEY 0x00 |
| 36 | #define DA9055_IRQ_REGULATOR 0x0B |
| 37 | #define DA9055_IRQ_HWMON 0x03 |
| 38 | |
| 39 | struct da9055_pdata; |
| 40 | |
| 41 | struct da9055 { |
| 42 | struct regmap *regmap; |
| 43 | struct regmap_irq_chip_data *irq_data; |
| 44 | struct device *dev; |
| 45 | struct i2c_client *i2c_client; |
| 46 | |
| 47 | int irq_base; |
| 48 | int chip_irq; |
| 49 | }; |
| 50 | |
| 51 | /* Device I/O */ |
| 52 | static inline int da9055_reg_read(struct da9055 *da9055, unsigned char reg) |
| 53 | { |
| 54 | int val, ret; |
| 55 | |
| 56 | ret = regmap_read(da9055->regmap, reg, &val); |
| 57 | if (ret < 0) |
| 58 | return ret; |
| 59 | |
| 60 | return val; |
| 61 | } |
| 62 | |
| 63 | static inline int da9055_reg_write(struct da9055 *da9055, unsigned char reg, |
| 64 | unsigned char val) |
| 65 | { |
| 66 | return regmap_write(da9055->regmap, reg, val); |
| 67 | } |
| 68 | |
| 69 | static inline int da9055_group_read(struct da9055 *da9055, unsigned char reg, |
| 70 | unsigned reg_cnt, unsigned char *val) |
| 71 | { |
| 72 | return regmap_bulk_read(da9055->regmap, reg, val, reg_cnt); |
| 73 | } |
| 74 | |
| 75 | static inline int da9055_group_write(struct da9055 *da9055, unsigned char reg, |
| 76 | unsigned reg_cnt, unsigned char *val) |
| 77 | { |
| 78 | return regmap_raw_write(da9055->regmap, reg, val, reg_cnt); |
| 79 | } |
| 80 | |
| 81 | static inline int da9055_reg_update(struct da9055 *da9055, unsigned char reg, |
| 82 | unsigned char bit_mask, |
| 83 | unsigned char reg_val) |
| 84 | { |
| 85 | return regmap_update_bits(da9055->regmap, reg, bit_mask, reg_val); |
| 86 | } |
| 87 | |
| 88 | /* Generic Device API */ |
| 89 | int da9055_device_init(struct da9055 *da9055); |
| 90 | void da9055_device_exit(struct da9055 *da9055); |
| 91 | |
| 92 | extern struct regmap_config da9055_regmap_config; |
| 93 | |
| 94 | #endif /* __DA9055_CORE_H */ |