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>
31 enum { PMIC_I2C, PMIC_SPI, };
32 enum { I2C_PMIC, I2C_NUM, };
33 enum { PMIC_READ, PMIC_WRITE, };
34 enum { PMIC_SENSOR_BYTE_ORDER_LITTLE, PMIC_SENSOR_BYTE_ORDER_BIG, };
48 u32 (*prepare_tx)(u32 reg, u32 *val, u32 write);
54 unsigned char interface;
55 unsigned char sensor_byte_order;
56 unsigned int number_of_regs;
62 struct list_head list;
65 int pmic_init(unsigned char bus);
66 int pmic_dialog_init(unsigned char bus);
67 int check_reg(struct pmic *p, u32 reg);
68 struct pmic *pmic_alloc(void);
69 struct pmic *pmic_get(const char *s);
70 int pmic_probe(struct pmic *p);
71 int pmic_reg_read(struct pmic *p, u32 reg, u32 *val);
72 int pmic_reg_write(struct pmic *p, u32 reg, u32 val);
73 int pmic_set_output(struct pmic *p, u32 reg, int ldo, int on);
75 #define pmic_i2c_addr (p->hw.i2c.addr)
76 #define pmic_i2c_tx_num (p->hw.i2c.tx_num)
78 #define pmic_spi_bitlen (p->hw.spi.bitlen)
79 #define pmic_spi_flags (p->hw.spi.flags)
81 #endif /* __CORE_PMIC_H_ */