| SRICHARAN R | beb407e | 2012-03-12 02:25:48 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * (C) Copyright 2012 |
| 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 TWL6035_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 | int twl6035_i2c_write_u8(u8 chip_no, u8 val, u8 reg); |
| 40 | int twl6035_i2c_read_u8(u8 chip_no, u8 *val, u8 reg); |
| 41 | void twl6035_init_settings(void); |