1 /* SPDX-License-Identifier: GPL-2.0-or-later * 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* 2 /*
3 * rtc.h -- RTC driver for Wolfson WM8350 PM 3 * rtc.h -- RTC driver for Wolfson WM8350 PMIC
4 * 4 *
5 * Copyright 2007 Wolfson Microelectronics PLC 5 * Copyright 2007 Wolfson Microelectronics PLC
6 */ 6 */
7 7
8 #ifndef __LINUX_MFD_WM8350_RTC_H 8 #ifndef __LINUX_MFD_WM8350_RTC_H
9 #define __LINUX_MFD_WM8350_RTC_H 9 #define __LINUX_MFD_WM8350_RTC_H
10 10
11 #include <linux/platform_device.h> 11 #include <linux/platform_device.h>
12 12
13 /* 13 /*
14 * Register values. 14 * Register values.
15 */ 15 */
16 #define WM8350_RTC_SECONDS_MINUTES 16 #define WM8350_RTC_SECONDS_MINUTES 0x10
17 #define WM8350_RTC_HOURS_DAY 17 #define WM8350_RTC_HOURS_DAY 0x11
18 #define WM8350_RTC_DATE_MONTH 18 #define WM8350_RTC_DATE_MONTH 0x12
19 #define WM8350_RTC_YEAR 19 #define WM8350_RTC_YEAR 0x13
20 #define WM8350_ALARM_SECONDS_MINUTES 20 #define WM8350_ALARM_SECONDS_MINUTES 0x14
21 #define WM8350_ALARM_HOURS_DAY 21 #define WM8350_ALARM_HOURS_DAY 0x15
22 #define WM8350_ALARM_DATE_MONTH 22 #define WM8350_ALARM_DATE_MONTH 0x16
23 #define WM8350_RTC_TIME_CONTROL 23 #define WM8350_RTC_TIME_CONTROL 0x17
24 24
25 /* 25 /*
26 * R16 (0x10) - RTC Seconds/Minutes 26 * R16 (0x10) - RTC Seconds/Minutes
27 */ 27 */
28 #define WM8350_RTC_MINS_MASK 28 #define WM8350_RTC_MINS_MASK 0x7F00
29 #define WM8350_RTC_MINS_SHIFT 29 #define WM8350_RTC_MINS_SHIFT 8
30 #define WM8350_RTC_SECS_MASK 30 #define WM8350_RTC_SECS_MASK 0x007F
31 #define WM8350_RTC_SECS_SHIFT 31 #define WM8350_RTC_SECS_SHIFT 0
32 32
33 /* 33 /*
34 * R17 (0x11) - RTC Hours/Day 34 * R17 (0x11) - RTC Hours/Day
35 */ 35 */
36 #define WM8350_RTC_DAY_MASK 36 #define WM8350_RTC_DAY_MASK 0x0700
37 #define WM8350_RTC_DAY_SHIFT 37 #define WM8350_RTC_DAY_SHIFT 8
38 #define WM8350_RTC_HPM_MASK 38 #define WM8350_RTC_HPM_MASK 0x0020
39 #define WM8350_RTC_HPM_SHIFT 39 #define WM8350_RTC_HPM_SHIFT 5
40 #define WM8350_RTC_HRS_MASK 40 #define WM8350_RTC_HRS_MASK 0x001F
41 #define WM8350_RTC_HRS_SHIFT 41 #define WM8350_RTC_HRS_SHIFT 0
42 42
43 /* Bit values for R21 (0x15) */ 43 /* Bit values for R21 (0x15) */
44 #define WM8350_RTC_DAY_SUN 44 #define WM8350_RTC_DAY_SUN 1
45 #define WM8350_RTC_DAY_MON 45 #define WM8350_RTC_DAY_MON 2
46 #define WM8350_RTC_DAY_TUE 46 #define WM8350_RTC_DAY_TUE 3
47 #define WM8350_RTC_DAY_WED 47 #define WM8350_RTC_DAY_WED 4
48 #define WM8350_RTC_DAY_THU 48 #define WM8350_RTC_DAY_THU 5
49 #define WM8350_RTC_DAY_FRI 49 #define WM8350_RTC_DAY_FRI 6
50 #define WM8350_RTC_DAY_SAT 50 #define WM8350_RTC_DAY_SAT 7
51 51
52 #define WM8350_RTC_HPM_AM 52 #define WM8350_RTC_HPM_AM 0
53 #define WM8350_RTC_HPM_PM 53 #define WM8350_RTC_HPM_PM 1
54 54
55 /* 55 /*
56 * R18 (0x12) - RTC Date/Month 56 * R18 (0x12) - RTC Date/Month
57 */ 57 */
58 #define WM8350_RTC_MTH_MASK 58 #define WM8350_RTC_MTH_MASK 0x1F00
59 #define WM8350_RTC_MTH_SHIFT 59 #define WM8350_RTC_MTH_SHIFT 8
60 #define WM8350_RTC_DATE_MASK 60 #define WM8350_RTC_DATE_MASK 0x003F
61 #define WM8350_RTC_DATE_SHIFT 61 #define WM8350_RTC_DATE_SHIFT 0
62 62
63 /* Bit values for R22 (0x16) */ 63 /* Bit values for R22 (0x16) */
64 #define WM8350_RTC_MTH_JAN 64 #define WM8350_RTC_MTH_JAN 1
65 #define WM8350_RTC_MTH_FEB 65 #define WM8350_RTC_MTH_FEB 2
66 #define WM8350_RTC_MTH_MAR 66 #define WM8350_RTC_MTH_MAR 3
67 #define WM8350_RTC_MTH_APR 67 #define WM8350_RTC_MTH_APR 4
68 #define WM8350_RTC_MTH_MAY 68 #define WM8350_RTC_MTH_MAY 5
69 #define WM8350_RTC_MTH_JUN 69 #define WM8350_RTC_MTH_JUN 6
70 #define WM8350_RTC_MTH_JUL 70 #define WM8350_RTC_MTH_JUL 7
71 #define WM8350_RTC_MTH_AUG 71 #define WM8350_RTC_MTH_AUG 8
72 #define WM8350_RTC_MTH_SEP 72 #define WM8350_RTC_MTH_SEP 9
73 #define WM8350_RTC_MTH_OCT 73 #define WM8350_RTC_MTH_OCT 10
74 #define WM8350_RTC_MTH_NOV 74 #define WM8350_RTC_MTH_NOV 11
75 #define WM8350_RTC_MTH_DEC 75 #define WM8350_RTC_MTH_DEC 12
76 #define WM8350_RTC_MTH_JAN_BCD 76 #define WM8350_RTC_MTH_JAN_BCD 0x01
77 #define WM8350_RTC_MTH_FEB_BCD 77 #define WM8350_RTC_MTH_FEB_BCD 0x02
78 #define WM8350_RTC_MTH_MAR_BCD 78 #define WM8350_RTC_MTH_MAR_BCD 0x03
79 #define WM8350_RTC_MTH_APR_BCD 79 #define WM8350_RTC_MTH_APR_BCD 0x04
80 #define WM8350_RTC_MTH_MAY_BCD 80 #define WM8350_RTC_MTH_MAY_BCD 0x05
81 #define WM8350_RTC_MTH_JUN_BCD 81 #define WM8350_RTC_MTH_JUN_BCD 0x06
82 #define WM8350_RTC_MTH_JUL_BCD 82 #define WM8350_RTC_MTH_JUL_BCD 0x07
83 #define WM8350_RTC_MTH_AUG_BCD 83 #define WM8350_RTC_MTH_AUG_BCD 0x08
84 #define WM8350_RTC_MTH_SEP_BCD 84 #define WM8350_RTC_MTH_SEP_BCD 0x09
85 #define WM8350_RTC_MTH_OCT_BCD 85 #define WM8350_RTC_MTH_OCT_BCD 0x10
86 #define WM8350_RTC_MTH_NOV_BCD 86 #define WM8350_RTC_MTH_NOV_BCD 0x11
87 #define WM8350_RTC_MTH_DEC_BCD 87 #define WM8350_RTC_MTH_DEC_BCD 0x12
88 88
89 /* 89 /*
90 * R19 (0x13) - RTC Year 90 * R19 (0x13) - RTC Year
91 */ 91 */
92 #define WM8350_RTC_YHUNDREDS_MASK 92 #define WM8350_RTC_YHUNDREDS_MASK 0x3F00
93 #define WM8350_RTC_YHUNDREDS_SHIFT 93 #define WM8350_RTC_YHUNDREDS_SHIFT 8
94 #define WM8350_RTC_YUNITS_MASK 94 #define WM8350_RTC_YUNITS_MASK 0x00FF
95 #define WM8350_RTC_YUNITS_SHIFT 95 #define WM8350_RTC_YUNITS_SHIFT 0
96 96
97 /* 97 /*
98 * R20 (0x14) - Alarm Seconds/Minutes 98 * R20 (0x14) - Alarm Seconds/Minutes
99 */ 99 */
100 #define WM8350_RTC_ALMMINS_MASK 100 #define WM8350_RTC_ALMMINS_MASK 0x7F00
101 #define WM8350_RTC_ALMMINS_SHIFT 101 #define WM8350_RTC_ALMMINS_SHIFT 8
102 #define WM8350_RTC_ALMSECS_MASK 102 #define WM8350_RTC_ALMSECS_MASK 0x007F
103 #define WM8350_RTC_ALMSECS_SHIFT 103 #define WM8350_RTC_ALMSECS_SHIFT 0
104 104
105 /* Bit values for R20 (0x14) */ 105 /* Bit values for R20 (0x14) */
106 #define WM8350_RTC_ALMMINS_DONT_CARE 106 #define WM8350_RTC_ALMMINS_DONT_CARE -1
107 #define WM8350_RTC_ALMSECS_DONT_CARE 107 #define WM8350_RTC_ALMSECS_DONT_CARE -1
108 108
109 /* 109 /*
110 * R21 (0x15) - Alarm Hours/Day 110 * R21 (0x15) - Alarm Hours/Day
111 */ 111 */
112 #define WM8350_RTC_ALMDAY_MASK 112 #define WM8350_RTC_ALMDAY_MASK 0x0F00
113 #define WM8350_RTC_ALMDAY_SHIFT 113 #define WM8350_RTC_ALMDAY_SHIFT 8
114 #define WM8350_RTC_ALMHPM_MASK 114 #define WM8350_RTC_ALMHPM_MASK 0x0020
115 #define WM8350_RTC_ALMHPM_SHIFT 115 #define WM8350_RTC_ALMHPM_SHIFT 5
116 #define WM8350_RTC_ALMHRS_MASK 116 #define WM8350_RTC_ALMHRS_MASK 0x001F
117 #define WM8350_RTC_ALMHRS_SHIFT 117 #define WM8350_RTC_ALMHRS_SHIFT 0
118 118
119 /* Bit values for R21 (0x15) */ 119 /* Bit values for R21 (0x15) */
120 #define WM8350_RTC_ALMDAY_DONT_CARE 120 #define WM8350_RTC_ALMDAY_DONT_CARE -1
121 #define WM8350_RTC_ALMDAY_SUN 121 #define WM8350_RTC_ALMDAY_SUN 1
122 #define WM8350_RTC_ALMDAY_MON 122 #define WM8350_RTC_ALMDAY_MON 2
123 #define WM8350_RTC_ALMDAY_TUE 123 #define WM8350_RTC_ALMDAY_TUE 3
124 #define WM8350_RTC_ALMDAY_WED 124 #define WM8350_RTC_ALMDAY_WED 4
125 #define WM8350_RTC_ALMDAY_THU 125 #define WM8350_RTC_ALMDAY_THU 5
126 #define WM8350_RTC_ALMDAY_FRI 126 #define WM8350_RTC_ALMDAY_FRI 6
127 #define WM8350_RTC_ALMDAY_SAT 127 #define WM8350_RTC_ALMDAY_SAT 7
128 128
129 #define WM8350_RTC_ALMHPM_AM 129 #define WM8350_RTC_ALMHPM_AM 0
130 #define WM8350_RTC_ALMHPM_PM 130 #define WM8350_RTC_ALMHPM_PM 1
131 131
132 #define WM8350_RTC_ALMHRS_DONT_CARE 132 #define WM8350_RTC_ALMHRS_DONT_CARE -1
133 133
134 /* 134 /*
135 * R22 (0x16) - Alarm Date/Month 135 * R22 (0x16) - Alarm Date/Month
136 */ 136 */
137 #define WM8350_RTC_ALMMTH_MASK 137 #define WM8350_RTC_ALMMTH_MASK 0x1F00
138 #define WM8350_RTC_ALMMTH_SHIFT 138 #define WM8350_RTC_ALMMTH_SHIFT 8
139 #define WM8350_RTC_ALMDATE_MASK 139 #define WM8350_RTC_ALMDATE_MASK 0x003F
140 #define WM8350_RTC_ALMDATE_SHIFT 140 #define WM8350_RTC_ALMDATE_SHIFT 0
141 141
142 /* Bit values for R22 (0x16) */ 142 /* Bit values for R22 (0x16) */
143 #define WM8350_RTC_ALMDATE_DONT_CARE 143 #define WM8350_RTC_ALMDATE_DONT_CARE -1
144 144
145 #define WM8350_RTC_ALMMTH_DONT_CARE 145 #define WM8350_RTC_ALMMTH_DONT_CARE -1
146 #define WM8350_RTC_ALMMTH_JAN 146 #define WM8350_RTC_ALMMTH_JAN 1
147 #define WM8350_RTC_ALMMTH_FEB 147 #define WM8350_RTC_ALMMTH_FEB 2
148 #define WM8350_RTC_ALMMTH_MAR 148 #define WM8350_RTC_ALMMTH_MAR 3
149 #define WM8350_RTC_ALMMTH_APR 149 #define WM8350_RTC_ALMMTH_APR 4
150 #define WM8350_RTC_ALMMTH_MAY 150 #define WM8350_RTC_ALMMTH_MAY 5
151 #define WM8350_RTC_ALMMTH_JUN 151 #define WM8350_RTC_ALMMTH_JUN 6
152 #define WM8350_RTC_ALMMTH_JUL 152 #define WM8350_RTC_ALMMTH_JUL 7
153 #define WM8350_RTC_ALMMTH_AUG 153 #define WM8350_RTC_ALMMTH_AUG 8
154 #define WM8350_RTC_ALMMTH_SEP 154 #define WM8350_RTC_ALMMTH_SEP 9
155 #define WM8350_RTC_ALMMTH_OCT 155 #define WM8350_RTC_ALMMTH_OCT 10
156 #define WM8350_RTC_ALMMTH_NOV 156 #define WM8350_RTC_ALMMTH_NOV 11
157 #define WM8350_RTC_ALMMTH_DEC 157 #define WM8350_RTC_ALMMTH_DEC 12
158 #define WM8350_RTC_ALMMTH_JAN_BCD 158 #define WM8350_RTC_ALMMTH_JAN_BCD 0x01
159 #define WM8350_RTC_ALMMTH_FEB_BCD 159 #define WM8350_RTC_ALMMTH_FEB_BCD 0x02
160 #define WM8350_RTC_ALMMTH_MAR_BCD 160 #define WM8350_RTC_ALMMTH_MAR_BCD 0x03
161 #define WM8350_RTC_ALMMTH_APR_BCD 161 #define WM8350_RTC_ALMMTH_APR_BCD 0x04
162 #define WM8350_RTC_ALMMTH_MAY_BCD 162 #define WM8350_RTC_ALMMTH_MAY_BCD 0x05
163 #define WM8350_RTC_ALMMTH_JUN_BCD 163 #define WM8350_RTC_ALMMTH_JUN_BCD 0x06
164 #define WM8350_RTC_ALMMTH_JUL_BCD 164 #define WM8350_RTC_ALMMTH_JUL_BCD 0x07
165 #define WM8350_RTC_ALMMTH_AUG_BCD 165 #define WM8350_RTC_ALMMTH_AUG_BCD 0x08
166 #define WM8350_RTC_ALMMTH_SEP_BCD 166 #define WM8350_RTC_ALMMTH_SEP_BCD 0x09
167 #define WM8350_RTC_ALMMTH_OCT_BCD 167 #define WM8350_RTC_ALMMTH_OCT_BCD 0x10
168 #define WM8350_RTC_ALMMTH_NOV_BCD 168 #define WM8350_RTC_ALMMTH_NOV_BCD 0x11
169 #define WM8350_RTC_ALMMTH_DEC_BCD 169 #define WM8350_RTC_ALMMTH_DEC_BCD 0x12
170 170
171 /* 171 /*
172 * R23 (0x17) - RTC Time Control 172 * R23 (0x17) - RTC Time Control
173 */ 173 */
174 #define WM8350_RTC_BCD 174 #define WM8350_RTC_BCD 0x8000
175 #define WM8350_RTC_BCD_MASK 175 #define WM8350_RTC_BCD_MASK 0x8000
176 #define WM8350_RTC_BCD_SHIFT 176 #define WM8350_RTC_BCD_SHIFT 15
177 #define WM8350_RTC_12HR 177 #define WM8350_RTC_12HR 0x4000
178 #define WM8350_RTC_12HR_MASK 178 #define WM8350_RTC_12HR_MASK 0x4000
179 #define WM8350_RTC_12HR_SHIFT 179 #define WM8350_RTC_12HR_SHIFT 14
180 #define WM8350_RTC_DST 180 #define WM8350_RTC_DST 0x2000
181 #define WM8350_RTC_DST_MASK 181 #define WM8350_RTC_DST_MASK 0x2000
182 #define WM8350_RTC_DST_SHIFT 182 #define WM8350_RTC_DST_SHIFT 13
183 #define WM8350_RTC_SET 183 #define WM8350_RTC_SET 0x0800
184 #define WM8350_RTC_SET_MASK 184 #define WM8350_RTC_SET_MASK 0x0800
185 #define WM8350_RTC_SET_SHIFT 185 #define WM8350_RTC_SET_SHIFT 11
186 #define WM8350_RTC_STS 186 #define WM8350_RTC_STS 0x0400
187 #define WM8350_RTC_STS_MASK 187 #define WM8350_RTC_STS_MASK 0x0400
188 #define WM8350_RTC_STS_SHIFT 188 #define WM8350_RTC_STS_SHIFT 10
189 #define WM8350_RTC_ALMSET 189 #define WM8350_RTC_ALMSET 0x0200
190 #define WM8350_RTC_ALMSET_MASK 190 #define WM8350_RTC_ALMSET_MASK 0x0200
191 #define WM8350_RTC_ALMSET_SHIFT 191 #define WM8350_RTC_ALMSET_SHIFT 9
192 #define WM8350_RTC_ALMSTS 192 #define WM8350_RTC_ALMSTS 0x0100
193 #define WM8350_RTC_ALMSTS_MASK 193 #define WM8350_RTC_ALMSTS_MASK 0x0100
194 #define WM8350_RTC_ALMSTS_SHIFT 194 #define WM8350_RTC_ALMSTS_SHIFT 8
195 #define WM8350_RTC_PINT 195 #define WM8350_RTC_PINT 0x0070
196 #define WM8350_RTC_PINT_MASK 196 #define WM8350_RTC_PINT_MASK 0x0070
197 #define WM8350_RTC_PINT_SHIFT 197 #define WM8350_RTC_PINT_SHIFT 4
198 #define WM8350_RTC_DSW 198 #define WM8350_RTC_DSW 0x000F
199 #define WM8350_RTC_DSW_MASK 199 #define WM8350_RTC_DSW_MASK 0x000F
200 #define WM8350_RTC_DSW_SHIFT 200 #define WM8350_RTC_DSW_SHIFT 0
201 201
202 /* Bit values for R23 (0x17) */ 202 /* Bit values for R23 (0x17) */
203 #define WM8350_RTC_BCD_BINARY 203 #define WM8350_RTC_BCD_BINARY 0
204 #define WM8350_RTC_BCD_BCD 204 #define WM8350_RTC_BCD_BCD 1
205 205
206 #define WM8350_RTC_12HR_24HR 206 #define WM8350_RTC_12HR_24HR 0
207 #define WM8350_RTC_12HR_12HR 207 #define WM8350_RTC_12HR_12HR 1
208 208
209 #define WM8350_RTC_DST_DISABLED 209 #define WM8350_RTC_DST_DISABLED 0
210 #define WM8350_RTC_DST_ENABLED 210 #define WM8350_RTC_DST_ENABLED 1
211 211
212 #define WM8350_RTC_SET_RUN 212 #define WM8350_RTC_SET_RUN 0
213 #define WM8350_RTC_SET_SET 213 #define WM8350_RTC_SET_SET 1
214 214
215 #define WM8350_RTC_STS_RUNNING 215 #define WM8350_RTC_STS_RUNNING 0
216 #define WM8350_RTC_STS_STOPPED 216 #define WM8350_RTC_STS_STOPPED 1
217 217
218 #define WM8350_RTC_ALMSET_RUN 218 #define WM8350_RTC_ALMSET_RUN 0
219 #define WM8350_RTC_ALMSET_SET 219 #define WM8350_RTC_ALMSET_SET 1
220 220
221 #define WM8350_RTC_ALMSTS_RUNNING 221 #define WM8350_RTC_ALMSTS_RUNNING 0
222 #define WM8350_RTC_ALMSTS_STOPPED 222 #define WM8350_RTC_ALMSTS_STOPPED 1
223 223
224 #define WM8350_RTC_PINT_DISABLED 224 #define WM8350_RTC_PINT_DISABLED 0
225 #define WM8350_RTC_PINT_SECS 225 #define WM8350_RTC_PINT_SECS 1
226 #define WM8350_RTC_PINT_MINS 226 #define WM8350_RTC_PINT_MINS 2
227 #define WM8350_RTC_PINT_HRS 227 #define WM8350_RTC_PINT_HRS 3
228 #define WM8350_RTC_PINT_DAYS 228 #define WM8350_RTC_PINT_DAYS 4
229 #define WM8350_RTC_PINT_MTHS 229 #define WM8350_RTC_PINT_MTHS 5
230 230
231 #define WM8350_RTC_DSW_DISABLED 231 #define WM8350_RTC_DSW_DISABLED 0
232 #define WM8350_RTC_DSW_1HZ 232 #define WM8350_RTC_DSW_1HZ 1
233 #define WM8350_RTC_DSW_2HZ 233 #define WM8350_RTC_DSW_2HZ 2
234 #define WM8350_RTC_DSW_4HZ 234 #define WM8350_RTC_DSW_4HZ 3
235 #define WM8350_RTC_DSW_8HZ 235 #define WM8350_RTC_DSW_8HZ 4
236 #define WM8350_RTC_DSW_16HZ 236 #define WM8350_RTC_DSW_16HZ 5
237 #define WM8350_RTC_DSW_32HZ 237 #define WM8350_RTC_DSW_32HZ 6
238 #define WM8350_RTC_DSW_64HZ 238 #define WM8350_RTC_DSW_64HZ 7
239 #define WM8350_RTC_DSW_128HZ 239 #define WM8350_RTC_DSW_128HZ 8
240 #define WM8350_RTC_DSW_256HZ 240 #define WM8350_RTC_DSW_256HZ 9
241 #define WM8350_RTC_DSW_512HZ 241 #define WM8350_RTC_DSW_512HZ 10
242 #define WM8350_RTC_DSW_1024HZ 242 #define WM8350_RTC_DSW_1024HZ 11
243 243
244 /* 244 /*
245 * R218 (0xDA) - RTC Tick Control 245 * R218 (0xDA) - RTC Tick Control
246 */ 246 */
247 #define WM8350_RTC_TICKSTS 247 #define WM8350_RTC_TICKSTS 0x4000
248 #define WM8350_RTC_CLKSRC 248 #define WM8350_RTC_CLKSRC 0x2000
249 #define WM8350_RTC_TRIM_MASK 249 #define WM8350_RTC_TRIM_MASK 0x03FF
250 250
251 /* 251 /*
252 * RTC Interrupts. 252 * RTC Interrupts.
253 */ 253 */
254 #define WM8350_IRQ_RTC_PER 254 #define WM8350_IRQ_RTC_PER 7
255 #define WM8350_IRQ_RTC_SEC 255 #define WM8350_IRQ_RTC_SEC 8
256 #define WM8350_IRQ_RTC_ALM 256 #define WM8350_IRQ_RTC_ALM 9
257 257
258 struct wm8350_rtc { 258 struct wm8350_rtc {
259 struct platform_device *pdev; 259 struct platform_device *pdev;
260 struct rtc_device *rtc; 260 struct rtc_device *rtc;
261 int alarm_enabled; /* used over s 261 int alarm_enabled; /* used over suspend/resume */
262 int update_enabled; 262 int update_enabled;
263 }; 263 };
264 264
265 #endif 265 #endif
266 266
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