| /* | |
| * max8998.h - Voltage regulator driver for the Maxim 8998 | |
| * | |
| * Copyright (C) 2009-2010 Samsung Electrnoics | |
| * Kyungmin Park <kyungmin.park@samsung.com> | |
| * Marek Szyprowski <m.szyprowski@samsung.com> | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License as published by | |
| * the Free Software Foundation; either version 2 of the License, or | |
| * (at your option) any later version. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU General Public License | |
| * along with this program; if not, write to the Free Software | |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| */ | |
| #ifndef __LINUX_MFD_MAX8998_PRIV_H | |
| #define __LINUX_MFD_MAX8998_PRIV_H | |
| #define MAX8998_NUM_IRQ_REGS 4 | |
| /* MAX 8998 registers */ | |
| enum { | |
| MAX8998_REG_IRQ1, | |
| MAX8998_REG_IRQ2, | |
| MAX8998_REG_IRQ3, | |
| MAX8998_REG_IRQ4, | |
| MAX8998_REG_IRQM1, | |
| MAX8998_REG_IRQM2, | |
| MAX8998_REG_IRQM3, | |
| MAX8998_REG_IRQM4, | |
| MAX8998_REG_STATUS1, | |
| MAX8998_REG_STATUS2, | |
| MAX8998_REG_STATUSM1, | |
| MAX8998_REG_STATUSM2, | |
| MAX8998_REG_CHGR1, | |
| MAX8998_REG_CHGR2, | |
| MAX8998_REG_LDO_ACTIVE_DISCHARGE1, | |
| MAX8998_REG_LDO_ACTIVE_DISCHARGE2, | |
| MAX8998_REG_BUCK_ACTIVE_DISCHARGE3, | |
| MAX8998_REG_ONOFF1, | |
| MAX8998_REG_ONOFF2, | |
| MAX8998_REG_ONOFF3, | |
| MAX8998_REG_ONOFF4, | |
| MAX8998_REG_BUCK1_VOLTAGE1, | |
| MAX8998_REG_BUCK1_VOLTAGE2, | |
| MAX8998_REG_BUCK1_VOLTAGE3, | |
| MAX8998_REG_BUCK1_VOLTAGE4, | |
| MAX8998_REG_BUCK2_VOLTAGE1, | |
| MAX8998_REG_BUCK2_VOLTAGE2, | |
| MAX8998_REG_BUCK3, | |
| MAX8998_REG_BUCK4, | |
| MAX8998_REG_LDO2_LDO3, | |
| MAX8998_REG_LDO4, | |
| MAX8998_REG_LDO5, | |
| MAX8998_REG_LDO6, | |
| MAX8998_REG_LDO7, | |
| MAX8998_REG_LDO8_LDO9, | |
| MAX8998_REG_LDO10_LDO11, | |
| MAX8998_REG_LDO12, | |
| MAX8998_REG_LDO13, | |
| MAX8998_REG_LDO14, | |
| MAX8998_REG_LDO15, | |
| MAX8998_REG_LDO16, | |
| MAX8998_REG_LDO17, | |
| MAX8998_REG_BKCHR, | |
| MAX8998_REG_LBCNFG1, | |
| MAX8998_REG_LBCNFG2, | |
| }; | |
| /* IRQ definitions */ | |
| enum { | |
| MAX8998_IRQ_DCINF, | |
| MAX8998_IRQ_DCINR, | |
| MAX8998_IRQ_JIGF, | |
| MAX8998_IRQ_JIGR, | |
| MAX8998_IRQ_PWRONF, | |
| MAX8998_IRQ_PWRONR, | |
| MAX8998_IRQ_WTSREVNT, | |
| MAX8998_IRQ_SMPLEVNT, | |
| MAX8998_IRQ_ALARM1, | |
| MAX8998_IRQ_ALARM0, | |
| MAX8998_IRQ_ONKEY1S, | |
| MAX8998_IRQ_TOPOFFR, | |
| MAX8998_IRQ_DCINOVPR, | |
| MAX8998_IRQ_CHGRSTF, | |
| MAX8998_IRQ_DONER, | |
| MAX8998_IRQ_CHGFAULT, | |
| MAX8998_IRQ_LOBAT1, | |
| MAX8998_IRQ_LOBAT2, | |
| MAX8998_IRQ_NR, | |
| }; | |
| /* MAX8998 various variants */ | |
| enum { | |
| TYPE_MAX8998 = 0, /* Default */ | |
| TYPE_LP3974, /* National version of MAX8998 */ | |
| TYPE_LP3979, /* Added AVS */ | |
| }; | |
| #define MAX8998_IRQ_DCINF_MASK (1 << 2) | |
| #define MAX8998_IRQ_DCINR_MASK (1 << 3) | |
| #define MAX8998_IRQ_JIGF_MASK (1 << 4) | |
| #define MAX8998_IRQ_JIGR_MASK (1 << 5) | |
| #define MAX8998_IRQ_PWRONF_MASK (1 << 6) | |
| #define MAX8998_IRQ_PWRONR_MASK (1 << 7) | |
| #define MAX8998_IRQ_WTSREVNT_MASK (1 << 0) | |
| #define MAX8998_IRQ_SMPLEVNT_MASK (1 << 1) | |
| #define MAX8998_IRQ_ALARM1_MASK (1 << 2) | |
| #define MAX8998_IRQ_ALARM0_MASK (1 << 3) | |
| #define MAX8998_IRQ_ONKEY1S_MASK (1 << 0) | |
| #define MAX8998_IRQ_TOPOFFR_MASK (1 << 2) | |
| #define MAX8998_IRQ_DCINOVPR_MASK (1 << 3) | |
| #define MAX8998_IRQ_CHGRSTF_MASK (1 << 4) | |
| #define MAX8998_IRQ_DONER_MASK (1 << 5) | |
| #define MAX8998_IRQ_CHGFAULT_MASK (1 << 7) | |
| #define MAX8998_IRQ_LOBAT1_MASK (1 << 0) | |
| #define MAX8998_IRQ_LOBAT2_MASK (1 << 1) | |
| #define MAX8998_ENRAMP (1 << 4) | |
| /** | |
| * struct max8998_dev - max8998 master device for sub-drivers | |
| * @dev: master device of the chip (can be used to access platform data) | |
| * @i2c: i2c client private data for regulator | |
| * @rtc: i2c client private data for rtc | |
| * @iolock: mutex for serializing io access | |
| * @irqlock: mutex for buslock | |
| * @irq_base: base IRQ number for max8998, required for IRQs | |
| * @irq: generic IRQ number for max8998 | |
| * @ono: power onoff IRQ number for max8998 | |
| * @irq_masks_cur: currently active value | |
| * @irq_masks_cache: cached hardware value | |
| * @type: indicate which max8998 "variant" is used | |
| */ | |
| struct max8998_dev { | |
| struct device *dev; | |
| struct i2c_client *i2c; | |
| struct i2c_client *rtc; | |
| struct mutex iolock; | |
| struct mutex irqlock; | |
| int irq_base; | |
| int irq; | |
| int ono; | |
| u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS]; | |
| u8 irq_masks_cache[MAX8998_NUM_IRQ_REGS]; | |
| int type; | |
| bool wakeup; | |
| }; | |
| int max8998_irq_init(struct max8998_dev *max8998); | |
| void max8998_irq_exit(struct max8998_dev *max8998); | |
| int max8998_irq_resume(struct max8998_dev *max8998); | |
| extern int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest); | |
| extern int max8998_bulk_read(struct i2c_client *i2c, u8 reg, int count, | |
| u8 *buf); | |
| extern int max8998_write_reg(struct i2c_client *i2c, u8 reg, u8 value); | |
| extern int max8998_bulk_write(struct i2c_client *i2c, u8 reg, int count, | |
| u8 *buf); | |
| extern int max8998_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask); | |
| #endif /* __LINUX_MFD_MAX8998_PRIV_H */ |