2 * Copyright (C) 2011-2012 Samsung Electronics
3 * Lukasz Majewski <l.majewski@samsung.com>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
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.
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,
24 #ifndef __CORE_PMIC_H_
25 #define __CORE_PMIC_H_
28 #include <linux/list.h>
30 #include <power/power_chrg.h>
32 enum { PMIC_I2C, PMIC_SPI, PMIC_NONE};
33 enum { I2C_PMIC, I2C_NUM, };
34 enum { PMIC_READ, PMIC_WRITE, };
35 enum { PMIC_SENSOR_BYTE_ORDER_LITTLE, PMIC_SENSOR_BYTE_ORDER_BIG, };
49 u32 (*prepare_tx)(u32 reg, u32 *val, u32 write);
54 int (*fg_battery_check) (struct pmic *p, struct pmic *bat);
55 int (*fg_battery_update) (struct pmic *p, struct pmic *bat);
59 int (*chrg_type) (struct pmic *p);
60 int (*chrg_bat_present) (struct pmic *p);
61 int (*chrg_state) (struct pmic *p, int state, int current);
64 struct power_battery {
66 int (*battery_init) (struct pmic *bat, struct pmic *p1,
67 struct pmic *p2, struct pmic *p3);
68 int (*battery_charge) (struct pmic *bat);
69 /* Keep info about power devices involved with battery operation */
70 struct pmic *chrg, *fg, *muic;
76 unsigned char interface;
77 unsigned char sensor_byte_order;
78 unsigned int number_of_regs;
84 void (*low_power_mode) (void);
85 struct power_battery *pbat;
86 struct power_chrg *chrg;
90 struct list_head list;
93 int pmic_init(unsigned char bus);
94 int pmic_dialog_init(unsigned char bus);
95 int check_reg(struct pmic *p, u32 reg);
96 struct pmic *pmic_alloc(void);
97 struct pmic *pmic_get(const char *s);
98 int pmic_probe(struct pmic *p);
99 int pmic_reg_read(struct pmic *p, u32 reg, u32 *val);
100 int pmic_reg_write(struct pmic *p, u32 reg, u32 val);
101 int pmic_set_output(struct pmic *p, u32 reg, int ldo, int on);
103 #define pmic_i2c_addr (p->hw.i2c.addr)
104 #define pmic_i2c_tx_num (p->hw.i2c.tx_num)
106 #define pmic_spi_bitlen (p->hw.spi.bitlen)
107 #define pmic_spi_flags (p->hw.spi.flags)
109 #endif /* __CORE_PMIC_H_ */