/* * Copyright (C) 2011 Samsung Electronics * Lukasz Majewski <l.majewski@samsung.com> * * See file CREDITS for list of people who contributed to this * project. * * 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 __CORE_PMIC_H_ #define __CORE_PMIC_H_ enum { PMIC_I2C, PMIC_SPI, }; enum { I2C_PMIC, I2C_NUM, }; enum { PMIC_READ, PMIC_WRITE, }; struct p_i2c { unsigned char addr; unsigned char *buf; unsigned char tx_num; }; struct p_spi { unsigned int cs; unsigned int mode; unsigned int bitlen; unsigned int clk; unsigned int flags; u32 (*prepare_tx)(u32 reg, u32 *val, u32 write); }; struct pmic { const char *name; unsigned char bus; unsigned char interface; unsigned char number_of_regs; union hw { struct p_i2c i2c; struct p_spi spi; } hw; }; int pmic_init(void); int pmic_dialog_init(void); int check_reg(u32 reg); struct pmic *get_pmic(void); int pmic_probe(struct pmic *p); int pmic_reg_read(struct pmic *p, u32 reg, u32 *val); int pmic_reg_write(struct pmic *p, u32 reg, u32 val); int pmic_set_output(struct pmic *p, u32 reg, int ldo, int on); #define pmic_i2c_addr (p->hw.i2c.addr) #define pmic_i2c_tx_num (p->hw.i2c.tx_num) #define pmic_spi_bitlen (p->hw.spi.bitlen) #define pmic_spi_flags (p->hw.spi.flags) #endif /* __CORE_PMIC_H_ */