1 /* 2 * (C) Copyright 2012-2013 3 * Texas Instruments, <www.ti.com> 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 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. 12 * 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. 17 * 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, 21 * MA 02111-1307 USA 22 */ 23 24 #include <common.h> 25 #include <i2c.h> 26 27 /* I2C chip addresses */ 28 #define PALMAS_CHIP_ADDR 0x48 29 30 /* 0x1XY translates to page 1, register address 0xXY */ 31 #define LDO9_CTRL 0x60 32 #define LDO9_VOLTAGE 0x61 33 34 /* Bit field definitions for LDOx_CTRL */ 35 #define LDO_ON (1 << 4) 36 #define LDO_MODE_SLEEP (1 << 2) 37 #define LDO_MODE_ACTIVE (1 << 0) 38 39 /* 40 * Functions to read and write from TPS659038/TWL6035/TWL6037 41 * or other Palmas family of TI PMICs 42 */ 43 static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val) 44 { 45 return i2c_write(chip_no, reg, 1, &val, 1); 46 } 47 48 static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val) 49 { 50 return i2c_read(chip_no, reg, 1, val, 1); 51 } 52 53 void palmas_init_settings(void); 54 int palmas_mmc1_poweron_ldo(void); 55