MyungJoo Ham | 202f4f5 | 2010-08-20 14:43:56 +0900 | [diff] [blame] | 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 | |
| 27 | enum { |
| 28 | MAX8952_DVS_MODE0, |
| 29 | MAX8952_DVS_MODE1, |
| 30 | MAX8952_DVS_MODE2, |
| 31 | MAX8952_DVS_MODE3, |
| 32 | }; |
| 33 | |
| 34 | enum { |
| 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 | |
| 101 | enum { |
| 102 | MAX8952_SYNC_FREQ_26MHZ, /* Default */ |
| 103 | MAX8952_SYNC_FREQ_13MHZ, |
| 104 | MAX8952_SYNC_FREQ_19_2MHZ, |
| 105 | }; |
| 106 | |
| 107 | enum { |
| 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 | |
| 120 | struct 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 */ |