1/* rtc.h 2 * 3 * Copyright (c) 2011-2014 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 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 */ 17 18#ifndef __LINUX_MFD_SEC_RTC_H 19#define __LINUX_MFD_SEC_RTC_H 20 21enum s5m_rtc_reg { 22 S5M_RTC_SEC, 23 S5M_RTC_MIN, 24 S5M_RTC_HOUR, 25 S5M_RTC_WEEKDAY, 26 S5M_RTC_DATE, 27 S5M_RTC_MONTH, 28 S5M_RTC_YEAR1, 29 S5M_RTC_YEAR2, 30 S5M_ALARM0_SEC, 31 S5M_ALARM0_MIN, 32 S5M_ALARM0_HOUR, 33 S5M_ALARM0_WEEKDAY, 34 S5M_ALARM0_DATE, 35 S5M_ALARM0_MONTH, 36 S5M_ALARM0_YEAR1, 37 S5M_ALARM0_YEAR2, 38 S5M_ALARM1_SEC, 39 S5M_ALARM1_MIN, 40 S5M_ALARM1_HOUR, 41 S5M_ALARM1_WEEKDAY, 42 S5M_ALARM1_DATE, 43 S5M_ALARM1_MONTH, 44 S5M_ALARM1_YEAR1, 45 S5M_ALARM1_YEAR2, 46 S5M_ALARM0_CONF, 47 S5M_ALARM1_CONF, 48 S5M_RTC_STATUS, 49 S5M_WTSR_SMPL_CNTL, 50 S5M_RTC_UDR_CON, 51 52 S5M_RTC_REG_MAX, 53}; 54 55enum s2mps_rtc_reg { 56 S2MPS_RTC_CTRL, 57 S2MPS_WTSR_SMPL_CNTL, 58 S2MPS_RTC_UDR_CON, 59 S2MPS_RSVD, 60 S2MPS_RTC_SEC, 61 S2MPS_RTC_MIN, 62 S2MPS_RTC_HOUR, 63 S2MPS_RTC_WEEKDAY, 64 S2MPS_RTC_DATE, 65 S2MPS_RTC_MONTH, 66 S2MPS_RTC_YEAR, 67 S2MPS_ALARM0_SEC, 68 S2MPS_ALARM0_MIN, 69 S2MPS_ALARM0_HOUR, 70 S2MPS_ALARM0_WEEKDAY, 71 S2MPS_ALARM0_DATE, 72 S2MPS_ALARM0_MONTH, 73 S2MPS_ALARM0_YEAR, 74 S2MPS_ALARM1_SEC, 75 S2MPS_ALARM1_MIN, 76 S2MPS_ALARM1_HOUR, 77 S2MPS_ALARM1_WEEKDAY, 78 S2MPS_ALARM1_DATE, 79 S2MPS_ALARM1_MONTH, 80 S2MPS_ALARM1_YEAR, 81 S2MPS_OFFSRC, 82 83 S2MPS_RTC_REG_MAX, 84}; 85 86#define RTC_I2C_ADDR (0x0C >> 1) 87 88#define HOUR_12 (1 << 7) 89#define HOUR_AMPM (1 << 6) 90#define HOUR_PM (1 << 5) 91#define S5M_ALARM0_STATUS (1 << 1) 92#define S5M_ALARM1_STATUS (1 << 2) 93#define S5M_UPDATE_AD (1 << 0) 94 95#define S2MPS_ALARM0_STATUS (1 << 2) 96#define S2MPS_ALARM1_STATUS (1 << 1) 97 98/* RTC Control Register */ 99#define BCD_EN_SHIFT 0 100#define BCD_EN_MASK (1 << BCD_EN_SHIFT) 101#define MODEL24_SHIFT 1 102#define MODEL24_MASK (1 << MODEL24_SHIFT) 103/* RTC Update Register1 */ 104#define S5M_RTC_UDR_SHIFT 0 105#define S5M_RTC_UDR_MASK (1 << S5M_RTC_UDR_SHIFT) 106#define S2MPS_RTC_WUDR_SHIFT 4 107#define S2MPS_RTC_WUDR_MASK (1 << S2MPS_RTC_WUDR_SHIFT) 108#define S2MPS13_RTC_AUDR_SHIFT 1 109#define S2MPS13_RTC_AUDR_MASK (1 << S2MPS13_RTC_AUDR_SHIFT) 110#define S2MPS_RTC_RUDR_SHIFT 0 111#define S2MPS_RTC_RUDR_MASK (1 << S2MPS_RTC_RUDR_SHIFT) 112#define RTC_TCON_SHIFT 1 113#define RTC_TCON_MASK (1 << RTC_TCON_SHIFT) 114#define S5M_RTC_TIME_EN_SHIFT 3 115#define S5M_RTC_TIME_EN_MASK (1 << S5M_RTC_TIME_EN_SHIFT) 116/* 117 * UDR_T field in S5M_RTC_UDR_CON register determines the time needed 118 * for updating alarm and time registers. Default is 7.32 ms. 119 */ 120#define S5M_RTC_UDR_T_SHIFT 6 121#define S5M_RTC_UDR_T_MASK (0x3 << S5M_RTC_UDR_T_SHIFT) 122#define S5M_RTC_UDR_T_7320_US (0x0 << S5M_RTC_UDR_T_SHIFT) 123#define S5M_RTC_UDR_T_1830_US (0x1 << S5M_RTC_UDR_T_SHIFT) 124#define S5M_RTC_UDR_T_3660_US (0x2 << S5M_RTC_UDR_T_SHIFT) 125#define S5M_RTC_UDR_T_450_US (0x3 << S5M_RTC_UDR_T_SHIFT) 126 127/* RTC Hour register */ 128#define HOUR_PM_SHIFT 6 129#define HOUR_PM_MASK (1 << HOUR_PM_SHIFT) 130/* RTC Alarm Enable */ 131#define ALARM_ENABLE_SHIFT 7 132#define ALARM_ENABLE_MASK (1 << ALARM_ENABLE_SHIFT) 133 134#define SMPL_ENABLE_SHIFT 7 135#define SMPL_ENABLE_MASK (1 << SMPL_ENABLE_SHIFT) 136 137#define WTSR_ENABLE_SHIFT 6 138#define WTSR_ENABLE_MASK (1 << WTSR_ENABLE_SHIFT) 139 140enum { 141 RTC_SEC = 0, 142 RTC_MIN, 143 RTC_HOUR, 144 RTC_WEEKDAY, 145 RTC_DATE, 146 RTC_MONTH, 147 RTC_YEAR1, 148 RTC_YEAR2, 149}; 150 151#endif /* __LINUX_MFD_SEC_RTC_H */ 152