LXR linux/include/linux/regulator/max8952.h

   1/*
   2 * max8952.h - Voltage regulation for the Maxim 8952
   3 *
   4 *  Copyright (C) 2010 Samsung Electrnoics
   5 *  MyungJoo Ham <myungjoo.ham@samsung.com>
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation; either version 2 of the License, or
  10 * (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program; if not, write to the Free Software
  19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20 */
  21
  22#ifndef REGULATOR_MAX8952
  23#define REGULATOR_MAX8952
  24
  25#include <linux/regulator/machine.h>
  26
  27enum {
  28        MAX8952_DVS_MODE0,
  29        MAX8952_DVS_MODE1,
  30        MAX8952_DVS_MODE2,
  31        MAX8952_DVS_MODE3,
  32};
  33
  34enum {
  35        MAX8952_DVS_770mV = 0,
  36        MAX8952_DVS_780mV,
  37        MAX8952_DVS_790mV,
  38        MAX8952_DVS_800mV,
  39        MAX8952_DVS_810mV,
  40        MAX8952_DVS_820mV,
  41        MAX8952_DVS_830mV,
  42        MAX8952_DVS_840mV,
  43        MAX8952_DVS_850mV,
  44        MAX8952_DVS_860mV,
  45        MAX8952_DVS_870mV,
  46        MAX8952_DVS_880mV,
  47        MAX8952_DVS_890mV,
  48        MAX8952_DVS_900mV,
  49        MAX8952_DVS_910mV,
  50        MAX8952_DVS_920mV,
  51        MAX8952_DVS_930mV,
  52        MAX8952_DVS_940mV,
  53        MAX8952_DVS_950mV,
  54        MAX8952_DVS_960mV,
  55        MAX8952_DVS_970mV,
  56        MAX8952_DVS_980mV,
  57        MAX8952_DVS_990mV,
  58        MAX8952_DVS_1000mV,
  59        MAX8952_DVS_1010mV,
  60        MAX8952_DVS_1020mV,
  61        MAX8952_DVS_1030mV,
  62        MAX8952_DVS_1040mV,
  63        MAX8952_DVS_1050mV,
  64        MAX8952_DVS_1060mV,
  65        MAX8952_DVS_1070mV,
  66        MAX8952_DVS_1080mV,
  67        MAX8952_DVS_1090mV,
  68        MAX8952_DVS_1100mV,
  69        MAX8952_DVS_1110mV,
  70        MAX8952_DVS_1120mV,
  71        MAX8952_DVS_1130mV,
  72        MAX8952_DVS_1140mV,
  73        MAX8952_DVS_1150mV,
  74        MAX8952_DVS_1160mV,
  75        MAX8952_DVS_1170mV,
  76        MAX8952_DVS_1180mV,
  77        MAX8952_DVS_1190mV,
  78        MAX8952_DVS_1200mV,
  79        MAX8952_DVS_1210mV,
  80        MAX8952_DVS_1220mV,
  81        MAX8952_DVS_1230mV,
  82        MAX8952_DVS_1240mV,
  83        MAX8952_DVS_1250mV,
  84        MAX8952_DVS_1260mV,
  85        MAX8952_DVS_1270mV,
  86        MAX8952_DVS_1280mV,
  87        MAX8952_DVS_1290mV,
  88        MAX8952_DVS_1300mV,
  89        MAX8952_DVS_1310mV,
  90        MAX8952_DVS_1320mV,
  91        MAX8952_DVS_1330mV,
  92        MAX8952_DVS_1340mV,
  93        MAX8952_DVS_1350mV,
  94        MAX8952_DVS_1360mV,
  95        MAX8952_DVS_1370mV,
  96        MAX8952_DVS_1380mV,
  97        MAX8952_DVS_1390mV,
  98        MAX8952_DVS_1400mV,
  99};
 100
 101enum {
 102        MAX8952_SYNC_FREQ_26MHZ, /* Default */
 103        MAX8952_SYNC_FREQ_13MHZ,
 104        MAX8952_SYNC_FREQ_19_2MHZ,
 105};
 106
 107enum {
 108        MAX8952_RAMP_32mV_us = 0, /* Default */
 109        MAX8952_RAMP_16mV_us,
 110        MAX8952_RAMP_8mV_us,
 111        MAX8952_RAMP_4mV_us,
 112        MAX8952_RAMP_2mV_us,
 113        MAX8952_RAMP_1mV_us,
 114        MAX8952_RAMP_0_5mV_us,
 115        MAX8952_RAMP_0_25mV_us,
 116};
 117
 118#define MAX8952_NUM_DVS_MODE    4
 119
 120struct max8952_platform_data {
 121        int gpio_vid0;
 122        int gpio_vid1;
 123        int gpio_en;
 124
 125        u8 default_mode;
 126        u8 dvs_mode[MAX8952_NUM_DVS_MODE]; /* MAX8952_DVS_MODEx_XXXXmV */
 127
 128        u8 sync_freq;
 129        u8 ramp_speed;
 130
 131        struct regulator_init_data reg_data;
 132};
 133
 134
 135#endif /* REGULATOR_MAX8952 */
 136