| Mark Brown | 64a91ce | 2008-10-10 15:58:08 +0100 | [diff] [blame] | 1 | /* |
| 2 | * rtc.h -- RTC driver for Wolfson WM8350 PMIC |
| 3 | * |
| 4 | * Copyright 2007 Wolfson Microelectronics PLC |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License as published by the |
| 8 | * Free Software Foundation; either version 2 of the License, or (at your |
| 9 | * option) any later version. |
| 10 | */ |
| 11 | |
| 12 | #ifndef __LINUX_MFD_WM8350_RTC_H |
| 13 | #define __LINUX_MFD_WM8350_RTC_H |
| 14 | |
| Mark Brown | add41cb | 2008-10-13 15:45:22 +0100 | [diff] [blame] | 15 | #include <linux/platform_device.h> |
| 16 | |
| Mark Brown | 64a91ce | 2008-10-10 15:58:08 +0100 | [diff] [blame] | 17 | /* |
| 18 | * Register values. |
| 19 | */ |
| 20 | #define WM8350_RTC_SECONDS_MINUTES 0x10 |
| 21 | #define WM8350_RTC_HOURS_DAY 0x11 |
| 22 | #define WM8350_RTC_DATE_MONTH 0x12 |
| 23 | #define WM8350_RTC_YEAR 0x13 |
| 24 | #define WM8350_ALARM_SECONDS_MINUTES 0x14 |
| 25 | #define WM8350_ALARM_HOURS_DAY 0x15 |
| 26 | #define WM8350_ALARM_DATE_MONTH 0x16 |
| 27 | #define WM8350_RTC_TIME_CONTROL 0x17 |
| 28 | |
| 29 | /* |
| 30 | * R16 (0x10) - RTC Seconds/Minutes |
| 31 | */ |
| 32 | #define WM8350_RTC_MINS_MASK 0x7F00 |
| 33 | #define WM8350_RTC_MINS_SHIFT 8 |
| 34 | #define WM8350_RTC_SECS_MASK 0x007F |
| 35 | #define WM8350_RTC_SECS_SHIFT 0 |
| 36 | |
| 37 | /* |
| 38 | * R17 (0x11) - RTC Hours/Day |
| 39 | */ |
| 40 | #define WM8350_RTC_DAY_MASK 0x0700 |
| 41 | #define WM8350_RTC_DAY_SHIFT 8 |
| 42 | #define WM8350_RTC_HPM_MASK 0x0020 |
| 43 | #define WM8350_RTC_HPM_SHIFT 5 |
| 44 | #define WM8350_RTC_HRS_MASK 0x001F |
| 45 | #define WM8350_RTC_HRS_SHIFT 0 |
| 46 | |
| 47 | /* Bit values for R21 (0x15) */ |
| 48 | #define WM8350_RTC_DAY_SUN 1 |
| 49 | #define WM8350_RTC_DAY_MON 2 |
| 50 | #define WM8350_RTC_DAY_TUE 3 |
| 51 | #define WM8350_RTC_DAY_WED 4 |
| 52 | #define WM8350_RTC_DAY_THU 5 |
| 53 | #define WM8350_RTC_DAY_FRI 6 |
| 54 | #define WM8350_RTC_DAY_SAT 7 |
| 55 | |
| 56 | #define WM8350_RTC_HPM_AM 0 |
| 57 | #define WM8350_RTC_HPM_PM 1 |
| 58 | |
| 59 | /* |
| 60 | * R18 (0x12) - RTC Date/Month |
| 61 | */ |
| 62 | #define WM8350_RTC_MTH_MASK 0x1F00 |
| 63 | #define WM8350_RTC_MTH_SHIFT 8 |
| 64 | #define WM8350_RTC_DATE_MASK 0x003F |
| 65 | #define WM8350_RTC_DATE_SHIFT 0 |
| 66 | |
| 67 | /* Bit values for R22 (0x16) */ |
| 68 | #define WM8350_RTC_MTH_JAN 1 |
| 69 | #define WM8350_RTC_MTH_FEB 2 |
| 70 | #define WM8350_RTC_MTH_MAR 3 |
| 71 | #define WM8350_RTC_MTH_APR 4 |
| 72 | #define WM8350_RTC_MTH_MAY 5 |
| 73 | #define WM8350_RTC_MTH_JUN 6 |
| 74 | #define WM8350_RTC_MTH_JUL 7 |
| 75 | #define WM8350_RTC_MTH_AUG 8 |
| 76 | #define WM8350_RTC_MTH_SEP 9 |
| 77 | #define WM8350_RTC_MTH_OCT 10 |
| 78 | #define WM8350_RTC_MTH_NOV 11 |
| 79 | #define WM8350_RTC_MTH_DEC 12 |
| 80 | #define WM8350_RTC_MTH_JAN_BCD 0x01 |
| 81 | #define WM8350_RTC_MTH_FEB_BCD 0x02 |
| 82 | #define WM8350_RTC_MTH_MAR_BCD 0x03 |
| 83 | #define WM8350_RTC_MTH_APR_BCD 0x04 |
| 84 | #define WM8350_RTC_MTH_MAY_BCD 0x05 |
| 85 | #define WM8350_RTC_MTH_JUN_BCD 0x06 |
| 86 | #define WM8350_RTC_MTH_JUL_BCD 0x07 |
| 87 | #define WM8350_RTC_MTH_AUG_BCD 0x08 |
| 88 | #define WM8350_RTC_MTH_SEP_BCD 0x09 |
| 89 | #define WM8350_RTC_MTH_OCT_BCD 0x10 |
| 90 | #define WM8350_RTC_MTH_NOV_BCD 0x11 |
| 91 | #define WM8350_RTC_MTH_DEC_BCD 0x12 |
| 92 | |
| 93 | /* |
| 94 | * R19 (0x13) - RTC Year |
| 95 | */ |
| 96 | #define WM8350_RTC_YHUNDREDS_MASK 0x3F00 |
| 97 | #define WM8350_RTC_YHUNDREDS_SHIFT 8 |
| 98 | #define WM8350_RTC_YUNITS_MASK 0x00FF |
| 99 | #define WM8350_RTC_YUNITS_SHIFT 0 |
| 100 | |
| 101 | /* |
| 102 | * R20 (0x14) - Alarm Seconds/Minutes |
| 103 | */ |
| 104 | #define WM8350_RTC_ALMMINS_MASK 0x7F00 |
| 105 | #define WM8350_RTC_ALMMINS_SHIFT 8 |
| 106 | #define WM8350_RTC_ALMSECS_MASK 0x007F |
| 107 | #define WM8350_RTC_ALMSECS_SHIFT 0 |
| 108 | |
| 109 | /* Bit values for R20 (0x14) */ |
| 110 | #define WM8350_RTC_ALMMINS_DONT_CARE -1 |
| 111 | #define WM8350_RTC_ALMSECS_DONT_CARE -1 |
| 112 | |
| 113 | /* |
| 114 | * R21 (0x15) - Alarm Hours/Day |
| 115 | */ |
| 116 | #define WM8350_RTC_ALMDAY_MASK 0x0F00 |
| 117 | #define WM8350_RTC_ALMDAY_SHIFT 8 |
| 118 | #define WM8350_RTC_ALMHPM_MASK 0x0020 |
| 119 | #define WM8350_RTC_ALMHPM_SHIFT 5 |
| 120 | #define WM8350_RTC_ALMHRS_MASK 0x001F |
| 121 | #define WM8350_RTC_ALMHRS_SHIFT 0 |
| 122 | |
| 123 | /* Bit values for R21 (0x15) */ |
| 124 | #define WM8350_RTC_ALMDAY_DONT_CARE -1 |
| 125 | #define WM8350_RTC_ALMDAY_SUN 1 |
| 126 | #define WM8350_RTC_ALMDAY_MON 2 |
| 127 | #define WM8350_RTC_ALMDAY_TUE 3 |
| 128 | #define WM8350_RTC_ALMDAY_WED 4 |
| 129 | #define WM8350_RTC_ALMDAY_THU 5 |
| 130 | #define WM8350_RTC_ALMDAY_FRI 6 |
| 131 | #define WM8350_RTC_ALMDAY_SAT 7 |
| 132 | |
| 133 | #define WM8350_RTC_ALMHPM_AM 0 |
| 134 | #define WM8350_RTC_ALMHPM_PM 1 |
| 135 | |
| 136 | #define WM8350_RTC_ALMHRS_DONT_CARE -1 |
| 137 | |
| 138 | /* |
| 139 | * R22 (0x16) - Alarm Date/Month |
| 140 | */ |
| 141 | #define WM8350_RTC_ALMMTH_MASK 0x1F00 |
| 142 | #define WM8350_RTC_ALMMTH_SHIFT 8 |
| 143 | #define WM8350_RTC_ALMDATE_MASK 0x003F |
| 144 | #define WM8350_RTC_ALMDATE_SHIFT 0 |
| 145 | |
| 146 | /* Bit values for R22 (0x16) */ |
| 147 | #define WM8350_RTC_ALMDATE_DONT_CARE -1 |
| 148 | |
| 149 | #define WM8350_RTC_ALMMTH_DONT_CARE -1 |
| 150 | #define WM8350_RTC_ALMMTH_JAN 1 |
| 151 | #define WM8350_RTC_ALMMTH_FEB 2 |
| 152 | #define WM8350_RTC_ALMMTH_MAR 3 |
| 153 | #define WM8350_RTC_ALMMTH_APR 4 |
| 154 | #define WM8350_RTC_ALMMTH_MAY 5 |
| 155 | #define WM8350_RTC_ALMMTH_JUN 6 |
| 156 | #define WM8350_RTC_ALMMTH_JUL 7 |
| 157 | #define WM8350_RTC_ALMMTH_AUG 8 |
| 158 | #define WM8350_RTC_ALMMTH_SEP 9 |
| 159 | #define WM8350_RTC_ALMMTH_OCT 10 |
| 160 | #define WM8350_RTC_ALMMTH_NOV 11 |
| 161 | #define WM8350_RTC_ALMMTH_DEC 12 |
| 162 | #define WM8350_RTC_ALMMTH_JAN_BCD 0x01 |
| 163 | #define WM8350_RTC_ALMMTH_FEB_BCD 0x02 |
| 164 | #define WM8350_RTC_ALMMTH_MAR_BCD 0x03 |
| 165 | #define WM8350_RTC_ALMMTH_APR_BCD 0x04 |
| 166 | #define WM8350_RTC_ALMMTH_MAY_BCD 0x05 |
| 167 | #define WM8350_RTC_ALMMTH_JUN_BCD 0x06 |
| 168 | #define WM8350_RTC_ALMMTH_JUL_BCD 0x07 |
| 169 | #define WM8350_RTC_ALMMTH_AUG_BCD 0x08 |
| 170 | #define WM8350_RTC_ALMMTH_SEP_BCD 0x09 |
| 171 | #define WM8350_RTC_ALMMTH_OCT_BCD 0x10 |
| 172 | #define WM8350_RTC_ALMMTH_NOV_BCD 0x11 |
| 173 | #define WM8350_RTC_ALMMTH_DEC_BCD 0x12 |
| 174 | |
| 175 | /* |
| 176 | * R23 (0x17) - RTC Time Control |
| 177 | */ |
| 178 | #define WM8350_RTC_BCD 0x8000 |
| 179 | #define WM8350_RTC_BCD_MASK 0x8000 |
| 180 | #define WM8350_RTC_BCD_SHIFT 15 |
| 181 | #define WM8350_RTC_12HR 0x4000 |
| 182 | #define WM8350_RTC_12HR_MASK 0x4000 |
| 183 | #define WM8350_RTC_12HR_SHIFT 14 |
| 184 | #define WM8350_RTC_DST 0x2000 |
| 185 | #define WM8350_RTC_DST_MASK 0x2000 |
| 186 | #define WM8350_RTC_DST_SHIFT 13 |
| 187 | #define WM8350_RTC_SET 0x0800 |
| 188 | #define WM8350_RTC_SET_MASK 0x0800 |
| 189 | #define WM8350_RTC_SET_SHIFT 11 |
| 190 | #define WM8350_RTC_STS 0x0400 |
| 191 | #define WM8350_RTC_STS_MASK 0x0400 |
| 192 | #define WM8350_RTC_STS_SHIFT 10 |
| 193 | #define WM8350_RTC_ALMSET 0x0200 |
| 194 | #define WM8350_RTC_ALMSET_MASK 0x0200 |
| 195 | #define WM8350_RTC_ALMSET_SHIFT 9 |
| 196 | #define WM8350_RTC_ALMSTS 0x0100 |
| 197 | #define WM8350_RTC_ALMSTS_MASK 0x0100 |
| 198 | #define WM8350_RTC_ALMSTS_SHIFT 8 |
| 199 | #define WM8350_RTC_PINT 0x0070 |
| 200 | #define WM8350_RTC_PINT_MASK 0x0070 |
| 201 | #define WM8350_RTC_PINT_SHIFT 4 |
| 202 | #define WM8350_RTC_DSW 0x000F |
| 203 | #define WM8350_RTC_DSW_MASK 0x000F |
| 204 | #define WM8350_RTC_DSW_SHIFT 0 |
| 205 | |
| 206 | /* Bit values for R23 (0x17) */ |
| 207 | #define WM8350_RTC_BCD_BINARY 0 |
| 208 | #define WM8350_RTC_BCD_BCD 1 |
| 209 | |
| 210 | #define WM8350_RTC_12HR_24HR 0 |
| 211 | #define WM8350_RTC_12HR_12HR 1 |
| 212 | |
| 213 | #define WM8350_RTC_DST_DISABLED 0 |
| 214 | #define WM8350_RTC_DST_ENABLED 1 |
| 215 | |
| 216 | #define WM8350_RTC_SET_RUN 0 |
| 217 | #define WM8350_RTC_SET_SET 1 |
| 218 | |
| 219 | #define WM8350_RTC_STS_RUNNING 0 |
| 220 | #define WM8350_RTC_STS_STOPPED 1 |
| 221 | |
| 222 | #define WM8350_RTC_ALMSET_RUN 0 |
| 223 | #define WM8350_RTC_ALMSET_SET 1 |
| 224 | |
| 225 | #define WM8350_RTC_ALMSTS_RUNNING 0 |
| 226 | #define WM8350_RTC_ALMSTS_STOPPED 1 |
| 227 | |
| 228 | #define WM8350_RTC_PINT_DISABLED 0 |
| 229 | #define WM8350_RTC_PINT_SECS 1 |
| 230 | #define WM8350_RTC_PINT_MINS 2 |
| 231 | #define WM8350_RTC_PINT_HRS 3 |
| 232 | #define WM8350_RTC_PINT_DAYS 4 |
| 233 | #define WM8350_RTC_PINT_MTHS 5 |
| 234 | |
| 235 | #define WM8350_RTC_DSW_DISABLED 0 |
| 236 | #define WM8350_RTC_DSW_1HZ 1 |
| 237 | #define WM8350_RTC_DSW_2HZ 2 |
| 238 | #define WM8350_RTC_DSW_4HZ 3 |
| 239 | #define WM8350_RTC_DSW_8HZ 4 |
| 240 | #define WM8350_RTC_DSW_16HZ 5 |
| 241 | #define WM8350_RTC_DSW_32HZ 6 |
| 242 | #define WM8350_RTC_DSW_64HZ 7 |
| 243 | #define WM8350_RTC_DSW_128HZ 8 |
| 244 | #define WM8350_RTC_DSW_256HZ 9 |
| 245 | #define WM8350_RTC_DSW_512HZ 10 |
| 246 | #define WM8350_RTC_DSW_1024HZ 11 |
| 247 | |
| 248 | /* |
| 249 | * R218 (0xDA) - RTC Tick Control |
| 250 | */ |
| 251 | #define WM8350_RTC_TICKSTS 0x4000 |
| 252 | #define WM8350_RTC_CLKSRC 0x2000 |
| 253 | #define WM8350_RTC_TRIM_MASK 0x03FF |
| 254 | |
| 255 | /* |
| 256 | * RTC Interrupts. |
| 257 | */ |
| 258 | #define WM8350_IRQ_RTC_PER 7 |
| 259 | #define WM8350_IRQ_RTC_SEC 8 |
| 260 | #define WM8350_IRQ_RTC_ALM 9 |
| 261 | |
| Mark Brown | add41cb | 2008-10-13 15:45:22 +0100 | [diff] [blame] | 262 | struct wm8350_rtc { |
| 263 | struct platform_device *pdev; |
| Mark Brown | 077eaf5 | 2008-11-12 13:27:04 -0800 | [diff] [blame] | 264 | struct rtc_device *rtc; |
| 265 | int alarm_enabled; /* used over suspend/resume */ |
| Mark Brown | 29c71b1 | 2010-01-05 13:59:08 +0000 | [diff] [blame] | 266 | int update_enabled; |
| Mark Brown | add41cb | 2008-10-13 15:45:22 +0100 | [diff] [blame] | 267 | }; |
| 268 | |
| Mark Brown | 64a91ce | 2008-10-10 15:58:08 +0100 | [diff] [blame] | 269 | #endif |