| /* |
| * 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 irq_domain; |
| |
| /** |
| * 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; |
| |
| unsigned int irq_base; |
| struct irq_domain *irq_domain; |
| 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 */ |