2 * Freescale i.MX28 RTC Register Definitions
4 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
5 * on behalf of DENX Software Engineering GmbH
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.
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.
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
23 #ifndef __MX28_REGS_RTC_H__
24 #define __MX28_REGS_RTC_H__
26 #include <asm/arch/regs-common.h>
29 struct mx28_rtc_regs {
32 mx28_reg(hw_rtc_milliseconds)
33 mx28_reg(hw_rtc_seconds)
34 mx28_reg(hw_rtc_rtc_alarm)
35 mx28_reg(hw_rtc_watchdog)
36 mx28_reg(hw_rtc_persistent0)
37 mx28_reg(hw_rtc_persistent1)
38 mx28_reg(hw_rtc_persistent2)
39 mx28_reg(hw_rtc_persistent3)
40 mx28_reg(hw_rtc_persistent4)
41 mx28_reg(hw_rtc_persistent5)
42 mx28_reg(hw_rtc_debug)
43 mx28_reg(hw_rtc_version)
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)
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
67 #define RTC_MILLISECONDS_COUNT_MASK 0xffffffff
68 #define RTC_MILLISECONDS_COUNT_OFFSET 0
70 #define RTC_SECONDS_COUNT_MASK 0xffffffff
71 #define RTC_SECONDS_COUNT_OFFSET 0
73 #define RTC_ALARM_VALUE_MASK 0xffffffff
74 #define RTC_ALARM_VALUE_OFFSET 0
76 #define RTC_WATCHDOG_COUNT_MASK 0xffffffff
77 #define RTC_WATCHDOG_COUNT_OFFSET 0
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)
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
125 #define RTC_PERSISTENT2_GENERAL_MASK 0xffffffff
126 #define RTC_PERSISTENT2_GENERAL_OFFSET 0
128 #define RTC_PERSISTENT3_GENERAL_MASK 0xffffffff
129 #define RTC_PERSISTENT3_GENERAL_OFFSET 0
131 #define RTC_PERSISTENT4_GENERAL_MASK 0xffffffff
132 #define RTC_PERSISTENT4_GENERAL_OFFSET 0
134 #define RTC_PERSISTENT5_GENERAL_MASK 0xffffffff
135 #define RTC_PERSISTENT5_GENERAL_OFFSET 0
137 #define RTC_DEBUG_WATCHDOG_RESET_MASK (1 << 1)
138 #define RTC_DEBUG_WATCHDOG_RESET (1 << 0)
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
147 #endif /* __MX28_REGS_RTC_H__ */