xref: /netbsd-src/sys/arch/arm/imx/imx23_rtcreg.h (revision 6a493d6bc668897c91594964a732d38505b70cbb)
1 /* $Id: imx23_rtcreg.h,v 1.1 2012/11/20 19:06:13 jkunz Exp $ */
2 
3 /*
4  * Copyright (c) 2012 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Petri Laakso.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _ARM_IMX_IMX23_RTCREG_H_
33 #define _ARM_IMX_IMX23_RTCREG_H_
34 
35 #include <sys/cdefs.h>
36 
37 #define HW_RTC_BASE 0x8005C000
38 
39 /*
40  * Real-Time Clock Control Register.
41  */
42 #define HW_RTC_CTRL	0x000
43 #define HW_RTC_CTRL_SET	0x004
44 #define HW_RTC_CTRL_CLR	0x008
45 #define HW_RTC_CTRL_TOG	0x00C
46 
47 #define HW_RTC_CTRL_SFTRST			__BIT(31)
48 #define HW_RTC_CTRL_CLKGATE			__BIT(30)
49 #define HW_RTC_CTRL_RSVD0			__BITS(29, 7)
50 #define HW_RTC_CTRL_SUPPRESS_COPY2ANALOG	__BIT(6)
51 #define HW_RTC_CTRL_FORCE_UPDATE		__BIT(5)
52 #define HW_RTC_CTRL_WATCHDOGEN			__BIT(4)
53 #define HW_RTC_CTRL_ONEMSEC_IRQ			__BIT(3)
54 #define HW_RTC_CTRL_ALARM_IRQ			__BIT(2)
55 #define HW_RTC_CTRL_ONEMSEC_IRQ_EN		__BIT(1)
56 #define HW_RTC_CTRL_ALARM_IRQ_EN		__BIT(0)
57 
58 /*
59  * Real-Time Clock Status Register.
60  */
61 #define HW_RTC_STAT	0x010
62 #define HW_RTC_STAT_SET	0x014
63 #define HW_RTC_STAT_CLR	0x018
64 #define HW_RTC_STAT_TOG	0x01C
65 
66 #define HW_RTC_STAT_RTC_PRESENT		__BIT(31)
67 #define HW_RTC_STAT_ALARM_PRESENT	__BIT(30)
68 #define HW_RTC_STAT_WATCHDOG_PRESENT	__BIT(29)
69 #define HW_RTC_STAT_XTAL32000_PRESENT	__BIT(28)
70 #define HW_RTC_STAT_XTAL32768_PRESENT	__BIT(27)
71 #define HW_RTC_STAT_RSVD1		__BITS(26, 24)
72 #define HW_RTC_STAT_STALE_REGS		__BIT(23, 16)
73 #define HW_RTC_STAT_NEW_REGS		__BIT(15, 8)
74 #define HW_RTC_STAT_RSVD0		__BIT(7, 0)
75 
76 /*
77  * Real-Time Clock Milliseconds Counter.
78  */
79 #define HW_RTC_MILLISECONDS	0x020
80 #define HW_RTC_MILLISECONDS_SET	0x024
81 #define HW_RTC_MILLISECONDS_CLR	0x028
82 #define HW_RTC_MILLISECONDS_TOG	0x02C
83 
84 #define HW_RTC_MILLISECONDS_COUNT	__BITS(31, 0)
85 
86 /*
87  * Real-Time Clock Seconds Counter.
88  */
89 #define HW_RTC_SECONDS		0x030
90 #define HW_RTC_SECONDS_SET	0x034
91 #define HW_RTC_SECONDS_CLR	0x038
92 #define HW_RTC_SECONDS_TOG	0x03C
93 
94 #define HW_RTC_SECONDS_COUNT	__BITS(31, 0)
95 
96 /*
97  * Real-Time Clock Alarm Register.
98  */
99 #define HW_RTC_ALARM		0x040
100 #define HW_RTC_ALARM_SET	0x044
101 #define HW_RTC_ALARM_CLR	0x048
102 #define HW_RTC_ALARM_TOG	0x04C
103 
104 #define HW_RTC_ALARM_VALUE	__BITS(31, 0)
105 
106 /*
107  * Watchdog Timer Register.
108  */
109 #define HW_RTC_WATCHDOG		0x050
110 #define HW_RTC_WATCHDOG_SET	0x054
111 #define HW_RTC_WATCHDOG_CLR	0x058
112 #define HW_RTC_WATCHDOG_TOG	0x05C
113 
114 #define HW_RTC_WATCHDOG_COUNT	__BITS(31, 0)
115 
116 /*
117  * Persistent State Register 0.
118  */
119 #define HW_RTC_PERSISTENT0	0x060
120 #define HW_RTC_PERSISTENT0_SET	0x064
121 #define HW_RTC_PERSISTENT0_CLR	0x068
122 #define HW_RTC_PERSISTENT0_TOG	0x06C
123 
124 #define HW_RTC_PERSISTENT0_SPARE_ANALOG		__BITS(31, 18)
125 #define HW_RTC_PERSISTENT0_AUTO_RESTART		__BIT(17)
126 #define HW_RTC_PERSISTENT0_DISABLE_PSWITCH	__BIT(16)
127 #define HW_RTC_PERSISTENT0_LOWERBIAS		__BITS(15, 14)
128 #define HW_RTC_PERSISTENT0_DISABLE_XTALOK	__BIT(13)
129 #define HW_RTC_PERSISTENT0_MSEC_RES		__BITS(12, 8)
130 #define HW_RTC_PERSISTENT0_ALARM_WAKE		__BIT(7)
131 #define HW_RTC_PERSISTENT0_XTAL32_FREQ		__BIT(6)
132 #define HW_RTC_PERSISTENT0_XTAL32KHZ_PWRUP	__BIT(5)
133 #define HW_RTC_PERSISTENT0_XTAL24MHZ_PWRUP	__BIT(4)
134 #define HW_RTC_PERSISTENT0_LCK_SECS		__BIT(3)
135 #define HW_RTC_PERSISTENT0_ALARM_EN		__BIT(2)
136 #define HW_RTC_PERSISTENT0_ALARM_WAKE_EN	__BIT(1)
137 #define HW_RTC_PERSISTENT0_CLOCKSOURCE		__BIT(0)
138 
139 /*
140  * Persistent State Register 1.
141  */
142 #define HW_RTC_PERSISTENT1	0x070
143 #define HW_RTC_PERSISTENT1_SET	0x074
144 #define HW_RTC_PERSISTENT1_CLR	0x078
145 #define HW_RTC_PERSISTENT1_TOG	0x07C
146 
147 #define HW_RTC_PERSISTENT1_GENERAL	__BITS(31, 0)
148 
149 /*
150  * Persistent State Register 2.
151  */
152 #define HW_RTC_PERSISTENT2	0x080
153 #define HW_RTC_PERSISTENT2_SET	0x084
154 #define HW_RTC_PERSISTENT2_CLR	0x088
155 #define HW_RTC_PERSISTENT2_TOG	0x08C
156 
157 #define HW_RTC_PERSISTENT2_GENERAL	__BITS(31, 0)
158 
159 /*
160  * Persistent State Register 3.
161  */
162 #define HW_RTC_PERSISTENT3	0x090
163 #define HW_RTC_PERSISTENT3_SET	0x094
164 #define HW_RTC_PERSISTENT3_CLR	0x098
165 #define HW_RTC_PERSISTENT3_TOG	0x09C
166 
167 #define HW_RTC_PERSISTENT3_GENERAL	__BITS(31, 0)
168 
169 /*
170  * Persistent State Register 4.
171  */
172 #define HW_RTC_PERSISTENT4	0x0A0
173 #define HW_RTC_PERSISTENT4_SET	0x0A4
174 #define HW_RTC_PERSISTENT4_CLR	0x0A8
175 #define HW_RTC_PERSISTENT4_TOG	0x0AC
176 
177 #define HW_RTC_PERSISTENT4_GENERAL	__BITS(31, 0)
178 
179 /*
180  * Persistent State Register 5.
181  */
182 #define HW_RTC_PERSISTENT5	0x0B0
183 #define HW_RTC_PERSISTENT5_SET	0x0B4
184 #define HW_RTC_PERSISTENT5_CLR	0x0B8
185 #define HW_RTC_PERSISTENT5_TOG	0x0BC
186 
187 #define HW_RTC_PERSISTENT5_GENERAL	__BITS(31, 0)
188 
189 /*
190  * Real-Time Clock Debug Register.
191  */
192 #define HW_RTC_DEBUG		0x0C0
193 #define HW_RTC_DEBUG_SET	0x0C4
194 #define HW_RTC_DEBUG_CLR	0x0C8
195 #define HW_RTC_DEBUG_TOG	0x0CC
196 
197 #define HW_RTC_DEBUG_RSVD0			__BITS(31, 2)
198 #define HW_RTC_DEBUG_WATCHDOG_RESET_MASK	__BIT(1)
199 #define HW_RTC_DEBUG_WATCHDOG_RESET		__BIT(0)
200 
201 /*
202  * Real-Time Clock Version Register.
203  */
204 #define HW_RTC_VERSION	0x0D0
205 
206 #define HW_RTC_VERSION_MAJOR	__BITS(31, 24)
207 #define HW_RTC_VERSION_MINOR	__BITS(23, 16)
208 #define HW_RTC_VERSION_STEP	__BITS(15, 9)
209 
210 #endif /* !_ARM_IMX_IMX23_RTCREG_H_ */
211