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 #include <config.h> 24 #include <palmas.h> 25 26 void palmas_init_settings(void) 27 { 28 return; 29 } 30 31 int palmas_mmc1_poweron_ldo(void) 32 { 33 u8 val = 0; 34 35 /* set LDO9 TWL6035 to 3V */ 36 val = 0x2b; /* (3 -.9)*28 +1 */ 37 38 if (palmas_i2c_write_u8(0x48, LDO9_VOLTAGE, val)) { 39 printf("twl6035: could not set LDO9 voltage.\n"); 40 return 1; 41 } 42 43 /* TURN ON LDO9 */ 44 val = LDO_ON | LDO_MODE_SLEEP | LDO_MODE_ACTIVE; 45 46 if (palmas_i2c_write_u8(0x48, LDO9_CTRL, val)) { 47 printf("twl6035: could not turn on LDO9.\n"); 48 return 1; 49 } 50 51 return 0; 52 } 53