rtc: s5m-rtc: add real-time clock driver for s5m8767
[deliverable/linux.git] / include / linux / mfd / samsung / rtc.h
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54227bcf 1/* rtc.h
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2 *
3 * Copyright (c) 2011 Samsung Electronics Co., Ltd
4 * http://www.samsung.com
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
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13#ifndef __LINUX_MFD_SEC_RTC_H
14#define __LINUX_MFD_SEC_RTC_H
0f5f7078 15
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16enum sec_rtc_reg {
17 SEC_RTC_SEC,
18 SEC_RTC_MIN,
19 SEC_RTC_HOUR,
20 SEC_RTC_WEEKDAY,
21 SEC_RTC_DATE,
22 SEC_RTC_MONTH,
23 SEC_RTC_YEAR1,
24 SEC_RTC_YEAR2,
25 SEC_ALARM0_SEC,
26 SEC_ALARM0_MIN,
27 SEC_ALARM0_HOUR,
28 SEC_ALARM0_WEEKDAY,
29 SEC_ALARM0_DATE,
30 SEC_ALARM0_MONTH,
31 SEC_ALARM0_YEAR1,
32 SEC_ALARM0_YEAR2,
33 SEC_ALARM1_SEC,
34 SEC_ALARM1_MIN,
35 SEC_ALARM1_HOUR,
36 SEC_ALARM1_WEEKDAY,
37 SEC_ALARM1_DATE,
38 SEC_ALARM1_MONTH,
39 SEC_ALARM1_YEAR1,
40 SEC_ALARM1_YEAR2,
41 SEC_ALARM0_CONF,
42 SEC_ALARM1_CONF,
43 SEC_RTC_STATUS,
44 SEC_WTSR_SMPL_CNTL,
45 SEC_RTC_UDR_CON,
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46};
47
48#define RTC_I2C_ADDR (0x0C >> 1)
49
50#define HOUR_12 (1 << 7)
51#define HOUR_AMPM (1 << 6)
52#define HOUR_PM (1 << 5)
53#define ALARM0_STATUS (1 << 1)
54#define ALARM1_STATUS (1 << 2)
55#define UPDATE_AD (1 << 0)
56
57/* RTC Control Register */
58#define BCD_EN_SHIFT 0
59#define BCD_EN_MASK (1 << BCD_EN_SHIFT)
60#define MODEL24_SHIFT 1
61#define MODEL24_MASK (1 << MODEL24_SHIFT)
62/* RTC Update Register1 */
63#define RTC_UDR_SHIFT 0
64#define RTC_UDR_MASK (1 << RTC_UDR_SHIFT)
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65#define RTC_TCON_SHIFT 1
66#define RTC_TCON_MASK (1 << RTC_TCON_SHIFT)
67#define RTC_TIME_EN_SHIFT 3
68#define RTC_TIME_EN_MASK (1 << RTC_TIME_EN_SHIFT)
69
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70/* RTC Hour register */
71#define HOUR_PM_SHIFT 6
72#define HOUR_PM_MASK (1 << HOUR_PM_SHIFT)
73/* RTC Alarm Enable */
74#define ALARM_ENABLE_SHIFT 7
75#define ALARM_ENABLE_MASK (1 << ALARM_ENABLE_SHIFT)
76
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77#define SMPL_ENABLE_SHIFT 7
78#define SMPL_ENABLE_MASK (1 << SMPL_ENABLE_SHIFT)
79
80#define WTSR_ENABLE_SHIFT 6
81#define WTSR_ENABLE_MASK (1 << WTSR_ENABLE_SHIFT)
82
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83enum {
84 RTC_SEC = 0,
85 RTC_MIN,
86 RTC_HOUR,
87 RTC_WEEKDAY,
88 RTC_DATE,
89 RTC_MONTH,
90 RTC_YEAR1,
91 RTC_YEAR2,
92};
93
54227bcf 94#endif /* __LINUX_MFD_SEC_RTC_H */
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