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Marek Vasutc140e982011-11-08 23:18:08 +00001/*
2 * Freescale i.MX28 RTC Register Definitions
3 *
4 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
5 * on behalf of DENX Software Engineering GmbH
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
23#ifndef __MX28_REGS_RTC_H__
24#define __MX28_REGS_RTC_H__
25
26#include <asm/arch/regs-common.h>
27
28#ifndef __ASSEMBLY__
Otavio Salvador22f4ff92012-08-05 09:05:31 +000029struct mxs_rtc_regs {
Otavio Salvador5309b002012-08-05 09:05:30 +000030 mxs_reg_32(hw_rtc_ctrl)
31 mxs_reg_32(hw_rtc_stat)
32 mxs_reg_32(hw_rtc_milliseconds)
33 mxs_reg_32(hw_rtc_seconds)
34 mxs_reg_32(hw_rtc_rtc_alarm)
35 mxs_reg_32(hw_rtc_watchdog)
36 mxs_reg_32(hw_rtc_persistent0)
37 mxs_reg_32(hw_rtc_persistent1)
38 mxs_reg_32(hw_rtc_persistent2)
39 mxs_reg_32(hw_rtc_persistent3)
40 mxs_reg_32(hw_rtc_persistent4)
41 mxs_reg_32(hw_rtc_persistent5)
42 mxs_reg_32(hw_rtc_debug)
43 mxs_reg_32(hw_rtc_version)
Marek Vasutc140e982011-11-08 23:18:08 +000044};
45#endif
46
47#define RTC_CTRL_SFTRST (1 << 31)
48#define RTC_CTRL_CLKGATE (1 << 30)
49#define RTC_CTRL_SUPPRESS_COPY2ANALOG (1 << 6)
50#define RTC_CTRL_FORCE_UPDATE (1 << 5)
51#define RTC_CTRL_WATCHDOGEN (1 << 4)
52#define RTC_CTRL_ONEMSEC_IRQ (1 << 3)
53#define RTC_CTRL_ALARM_IRQ (1 << 2)
54#define RTC_CTRL_ONEMSEC_IRQ_EN (1 << 1)
55#define RTC_CTRL_ALARM_IRQ_EN (1 << 0)
56
57#define RTC_STAT_RTC_PRESENT (1 << 31)
58#define RTC_STAT_ALARM_PRESENT (1 << 30)
59#define RTC_STAT_WATCHDOG_PRESENT (1 << 29)
60#define RTC_STAT_XTAL32000_PRESENT (1 << 28)
61#define RTC_STAT_XTAL32768_PRESENT (1 << 27)
62#define RTC_STAT_STALE_REGS_MASK (0xff << 16)
63#define RTC_STAT_STALE_REGS_OFFSET 16
64#define RTC_STAT_NEW_REGS_MASK (0xff << 8)
65#define RTC_STAT_NEW_REGS_OFFSET 8
66
67#define RTC_MILLISECONDS_COUNT_MASK 0xffffffff
68#define RTC_MILLISECONDS_COUNT_OFFSET 0
69
70#define RTC_SECONDS_COUNT_MASK 0xffffffff
71#define RTC_SECONDS_COUNT_OFFSET 0
72
73#define RTC_ALARM_VALUE_MASK 0xffffffff
74#define RTC_ALARM_VALUE_OFFSET 0
75
76#define RTC_WATCHDOG_COUNT_MASK 0xffffffff
77#define RTC_WATCHDOG_COUNT_OFFSET 0
78
79#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_MASK (0xf << 28)
80#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_OFFSET 28
81#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V83 (0x0 << 28)
82#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V78 (0x1 << 28)
83#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V73 (0x2 << 28)
84#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V68 (0x3 << 28)
85#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V62 (0x4 << 28)
86#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V57 (0x5 << 28)
87#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V52 (0x6 << 28)
88#define RTC_PERSISTENT0_ADJ_POSLIMITBUCK_2V48 (0x7 << 28)
89#define RTC_PERSISTENT0_EXTERNAL_RESET (1 << 21)
90#define RTC_PERSISTENT0_THERMAL_RESET (1 << 20)
91#define RTC_PERSISTENT0_ENABLE_LRADC_PWRUP (1 << 18)
92#define RTC_PERSISTENT0_AUTO_RESTART (1 << 17)
93#define RTC_PERSISTENT0_DISABLE_PSWITCH (1 << 16)
94#define RTC_PERSISTENT0_LOWERBIAS_MASK (0xf << 14)
95#define RTC_PERSISTENT0_LOWERBIAS_OFFSET 14
96#define RTC_PERSISTENT0_LOWERBIAS_NOMINAL (0x0 << 14)
97#define RTC_PERSISTENT0_LOWERBIAS_M25P (0x1 << 14)
98#define RTC_PERSISTENT0_LOWERBIAS_M50P (0x3 << 14)
99#define RTC_PERSISTENT0_DISABLE_XTALOK (1 << 13)
100#define RTC_PERSISTENT0_MSEC_RES_MASK (0x1f << 8)
101#define RTC_PERSISTENT0_MSEC_RES_OFFSET 8
102#define RTC_PERSISTENT0_MSEC_RES_1MS (0x01 << 8)
103#define RTC_PERSISTENT0_MSEC_RES_2MS (0x02 << 8)
104#define RTC_PERSISTENT0_MSEC_RES_4MS (0x04 << 8)
105#define RTC_PERSISTENT0_MSEC_RES_8MS (0x08 << 8)
106#define RTC_PERSISTENT0_MSEC_RES_16MS (0x10 << 8)
107#define RTC_PERSISTENT0_ALARM_WAKE (1 << 7)
108#define RTC_PERSISTENT0_XTAL32_FREQ (1 << 6)
109#define RTC_PERSISTENT0_XTAL32KHZ_PWRUP (1 << 5)
110#define RTC_PERSISTENT0_XTAL24KHZ_PWRUP (1 << 4)
111#define RTC_PERSISTENT0_LCK_SECS (1 << 3)
112#define RTC_PERSISTENT0_ALARM_EN (1 << 2)
113#define RTC_PERSISTENT0_ALARM_WAKE_EN (1 << 1)
114#define RTC_PERSISTENT0_CLOCKSOURCE (1 << 0)
115
116#define RTC_PERSISTENT1_GENERAL_MASK 0xffffffff
117#define RTC_PERSISTENT1_GENERAL_OFFSET 0
118#define RTC_PERSISTENT1_GENERAL_OTG_ALT_ROLE 0x0080
119#define RTC_PERSISTENT1_GENERAL_OTG_HNP 0x0100
120#define RTC_PERSISTENT1_GENERAL_USB_LPM 0x0200
121#define RTC_PERSISTENT1_GENERAL_SKIP_CHECKDISK 0x0400
122#define RTC_PERSISTENT1_GENERAL_USB_BOOT_PLAYER 0x0800
123#define RTC_PERSISTENT1_GENERAL_ENUM_500MA_2X 0x1000
124
125#define RTC_PERSISTENT2_GENERAL_MASK 0xffffffff
126#define RTC_PERSISTENT2_GENERAL_OFFSET 0
127
128#define RTC_PERSISTENT3_GENERAL_MASK 0xffffffff
129#define RTC_PERSISTENT3_GENERAL_OFFSET 0
130
131#define RTC_PERSISTENT4_GENERAL_MASK 0xffffffff
132#define RTC_PERSISTENT4_GENERAL_OFFSET 0
133
134#define RTC_PERSISTENT5_GENERAL_MASK 0xffffffff
135#define RTC_PERSISTENT5_GENERAL_OFFSET 0
136
137#define RTC_DEBUG_WATCHDOG_RESET_MASK (1 << 1)
138#define RTC_DEBUG_WATCHDOG_RESET (1 << 0)
139
140#define RTC_VERSION_MAJOR_MASK (0xff << 24)
141#define RTC_VERSION_MAJOR_OFFSET 24
142#define RTC_VERSION_MINOR_MASK (0xff << 16)
143#define RTC_VERSION_MINOR_OFFSET 16
144#define RTC_VERSION_STEP_MASK 0xffff
145#define RTC_VERSION_STEP_OFFSET 0
146
147#endif /* __MX28_REGS_RTC_H__ */