linux-sg2042/include/linux/mfd/samsung/rtc.h

145 lines
3.7 KiB
C

/* rtc.h
*
* Copyright (c) 2011-2014 Samsung Electronics Co., Ltd
* http://www.samsung.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __LINUX_MFD_SEC_RTC_H
#define __LINUX_MFD_SEC_RTC_H
enum s5m_rtc_reg {
S5M_RTC_SEC,
S5M_RTC_MIN,
S5M_RTC_HOUR,
S5M_RTC_WEEKDAY,
S5M_RTC_DATE,
S5M_RTC_MONTH,
S5M_RTC_YEAR1,
S5M_RTC_YEAR2,
S5M_ALARM0_SEC,
S5M_ALARM0_MIN,
S5M_ALARM0_HOUR,
S5M_ALARM0_WEEKDAY,
S5M_ALARM0_DATE,
S5M_ALARM0_MONTH,
S5M_ALARM0_YEAR1,
S5M_ALARM0_YEAR2,
S5M_ALARM1_SEC,
S5M_ALARM1_MIN,
S5M_ALARM1_HOUR,
S5M_ALARM1_WEEKDAY,
S5M_ALARM1_DATE,
S5M_ALARM1_MONTH,
S5M_ALARM1_YEAR1,
S5M_ALARM1_YEAR2,
S5M_ALARM0_CONF,
S5M_ALARM1_CONF,
S5M_RTC_STATUS,
S5M_WTSR_SMPL_CNTL,
S5M_RTC_UDR_CON,
S5M_RTC_REG_MAX,
};
enum s2mps_rtc_reg {
S2MPS_RTC_CTRL,
S2MPS_WTSR_SMPL_CNTL,
S2MPS_RTC_UDR_CON,
S2MPS_RSVD,
S2MPS_RTC_SEC,
S2MPS_RTC_MIN,
S2MPS_RTC_HOUR,
S2MPS_RTC_WEEKDAY,
S2MPS_RTC_DATE,
S2MPS_RTC_MONTH,
S2MPS_RTC_YEAR,
S2MPS_ALARM0_SEC,
S2MPS_ALARM0_MIN,
S2MPS_ALARM0_HOUR,
S2MPS_ALARM0_WEEKDAY,
S2MPS_ALARM0_DATE,
S2MPS_ALARM0_MONTH,
S2MPS_ALARM0_YEAR,
S2MPS_ALARM1_SEC,
S2MPS_ALARM1_MIN,
S2MPS_ALARM1_HOUR,
S2MPS_ALARM1_WEEKDAY,
S2MPS_ALARM1_DATE,
S2MPS_ALARM1_MONTH,
S2MPS_ALARM1_YEAR,
S2MPS_OFFSRC,
S2MPS_RTC_REG_MAX,
};
#define RTC_I2C_ADDR (0x0C >> 1)
#define HOUR_12 (1 << 7)
#define HOUR_AMPM (1 << 6)
#define HOUR_PM (1 << 5)
#define S5M_ALARM0_STATUS (1 << 1)
#define S5M_ALARM1_STATUS (1 << 2)
#define S5M_UPDATE_AD (1 << 0)
#define S2MPS_ALARM0_STATUS (1 << 2)
#define S2MPS_ALARM1_STATUS (1 << 1)
/* RTC Control Register */
#define BCD_EN_SHIFT 0
#define BCD_EN_MASK (1 << BCD_EN_SHIFT)
#define MODEL24_SHIFT 1
#define MODEL24_MASK (1 << MODEL24_SHIFT)
/* RTC Update Register1 */
#define S5M_RTC_UDR_SHIFT 0
#define S5M_RTC_UDR_MASK (1 << S5M_RTC_UDR_SHIFT)
#define S2MPS_RTC_WUDR_SHIFT 4
#define S2MPS_RTC_WUDR_MASK (1 << S2MPS_RTC_WUDR_SHIFT)
#define S2MPS15_RTC_AUDR_SHIFT 4
#define S2MPS15_RTC_AUDR_MASK (1 << S2MPS15_RTC_AUDR_SHIFT)
#define S2MPS13_RTC_AUDR_SHIFT 1
#define S2MPS13_RTC_AUDR_MASK (1 << S2MPS13_RTC_AUDR_SHIFT)
#define S2MPS15_RTC_WUDR_SHIFT 1
#define S2MPS15_RTC_WUDR_MASK (1 << S2MPS15_RTC_WUDR_SHIFT)
#define S2MPS_RTC_RUDR_SHIFT 0
#define S2MPS_RTC_RUDR_MASK (1 << S2MPS_RTC_RUDR_SHIFT)
#define RTC_TCON_SHIFT 1
#define RTC_TCON_MASK (1 << RTC_TCON_SHIFT)
#define S5M_RTC_TIME_EN_SHIFT 3
#define S5M_RTC_TIME_EN_MASK (1 << S5M_RTC_TIME_EN_SHIFT)
/*
* UDR_T field in S5M_RTC_UDR_CON register determines the time needed
* for updating alarm and time registers. Default is 7.32 ms.
*/
#define S5M_RTC_UDR_T_SHIFT 6
#define S5M_RTC_UDR_T_MASK (0x3 << S5M_RTC_UDR_T_SHIFT)
#define S5M_RTC_UDR_T_7320_US (0x0 << S5M_RTC_UDR_T_SHIFT)
#define S5M_RTC_UDR_T_1830_US (0x1 << S5M_RTC_UDR_T_SHIFT)
#define S5M_RTC_UDR_T_3660_US (0x2 << S5M_RTC_UDR_T_SHIFT)
#define S5M_RTC_UDR_T_450_US (0x3 << S5M_RTC_UDR_T_SHIFT)
/* RTC Hour register */
#define HOUR_PM_SHIFT 6
#define HOUR_PM_MASK (1 << HOUR_PM_SHIFT)
/* RTC Alarm Enable */
#define ALARM_ENABLE_SHIFT 7
#define ALARM_ENABLE_MASK (1 << ALARM_ENABLE_SHIFT)
#define SMPL_ENABLE_SHIFT 7
#define SMPL_ENABLE_MASK (1 << SMPL_ENABLE_SHIFT)
#define WTSR_ENABLE_SHIFT 6
#define WTSR_ENABLE_MASK (1 << WTSR_ENABLE_SHIFT)
#endif /* __LINUX_MFD_SEC_RTC_H */