1/* 2 * max8698.h - Voltage regulator driver for the Maxim 8998 3 * 4 * Copyright (C) 2009-2010 Samsung Electrnoics 5 * Kyungmin Park <kyungmin.park@samsung.com> 6 * Marek Szyprowski <m.szyprowski@samsung.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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 */ 22 23#ifndef __LINUX_MFD_MAX8998_PRIV_H 24#define __LINUX_MFD_MAX8998_PRIV_H 25 26/* MAX 8998 registers */ 27enum { 28 MAX8998_REG_IRQ1, 29 MAX8998_REG_IRQ2, 30 MAX8998_REG_IRQ3, 31 MAX8998_REG_IRQ4, 32 MAX8998_REG_IRQM1, 33 MAX8998_REG_IRQM2, 34 MAX8998_REG_IRQM3, 35 MAX8998_REG_IRQM4, 36 MAX8998_REG_STATUS1, 37 MAX8998_REG_STATUS2, 38 MAX8998_REG_STATUSM1, 39 MAX8998_REG_STATUSM2, 40 MAX8998_REG_CHGR1, 41 MAX8998_REG_CHGR2, 42 MAX8998_REG_LDO_ACTIVE_DISCHARGE1, 43 MAX8998_REG_LDO_ACTIVE_DISCHARGE2, 44 MAX8998_REG_BUCK_ACTIVE_DISCHARGE3, 45 MAX8998_REG_ONOFF1, 46 MAX8998_REG_ONOFF2, 47 MAX8998_REG_ONOFF3, 48 MAX8998_REG_ONOFF4, 49 MAX8998_REG_BUCK1_DVSARM1, 50 MAX8998_REG_BUCK1_DVSARM2, 51 MAX8998_REG_BUCK1_DVSARM3, 52 MAX8998_REG_BUCK1_DVSARM4, 53 MAX8998_REG_BUCK2_DVSINT1, 54 MAX8998_REG_BUCK2_DVSINT2, 55 MAX8998_REG_BUCK3, 56 MAX8998_REG_BUCK4, 57 MAX8998_REG_LDO2_LDO3, 58 MAX8998_REG_LDO4, 59 MAX8998_REG_LDO5, 60 MAX8998_REG_LDO6, 61 MAX8998_REG_LDO7, 62 MAX8998_REG_LDO8_LDO9, 63 MAX8998_REG_LDO10_LDO11, 64 MAX8998_REG_LDO12, 65 MAX8998_REG_LDO13, 66 MAX8998_REG_LDO14, 67 MAX8998_REG_LDO15, 68 MAX8998_REG_LDO16, 69 MAX8998_REG_LDO17, 70 MAX8998_REG_BKCHR, 71 MAX8998_REG_LBCNFG1, 72 MAX8998_REG_LBCNFG2, 73}; 74 75/** 76 * struct max8998_dev - max8998 master device for sub-drivers 77 * @dev: master device of the chip (can be used to access platform data) 78 * @i2c_client: i2c client private data 79 * @dev_read(): chip register read function 80 * @dev_write(): chip register write function 81 * @dev_update(): chip register update function 82 * @iolock: mutex for serializing io access 83 */ 84 85struct max8998_dev { 86 struct device *dev; 87 struct i2c_client *i2c_client; 88 int (*dev_read)(struct max8998_dev *max8998, u8 reg, u8 *dest); 89 int (*dev_write)(struct max8998_dev *max8998, u8 reg, u8 val); 90 int (*dev_update)(struct max8998_dev *max8998, u8 reg, u8 val, u8 mask); 91 struct mutex iolock; 92}; 93 94static inline int max8998_read_reg(struct max8998_dev *max8998, u8 reg, 95 u8 *value) 96{ 97 return max8998->dev_read(max8998, reg, value); 98} 99 100static inline int max8998_write_reg(struct max8998_dev *max8998, u8 reg, 101 u8 value) 102{ 103 return max8998->dev_write(max8998, reg, value); 104} 105 106static inline int max8998_update_reg(struct max8998_dev *max8998, u8 reg, 107 u8 value, u8 mask) 108{ 109 return max8998->dev_update(max8998, reg, value, mask); 110} 111 112#endif /* __LINUX_MFD_MAX8998_PRIV_H */ 113