rtc.h 825 Bytes
Newer Older
1
2
3
/*
 * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
 *
dp-arm's avatar
dp-arm committed
4
 * SPDX-License-Identifier: BSD-3-Clause
5
6
 */

7
8
#ifndef RTC_H
#define RTC_H
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53

/* RTC registers */
enum {
	RTC_BBPU = 0xE000,
	RTC_IRQ_STA = 0xE002,
	RTC_IRQ_EN = 0xE004,
	RTC_CII_EN = 0xE006
};

enum {
	RTC_OSC32CON = 0xE026,
	RTC_CON = 0xE03E,
	RTC_WRTGR = 0xE03C
};

enum {
	RTC_PDN1 = 0xE02C,
	RTC_PDN2 = 0xE02E,
	RTC_SPAR0 = 0xE030,
	RTC_SPAR1 = 0xE032,
	RTC_PROT = 0xE036,
	RTC_DIFF = 0xE038,
	RTC_CALI = 0xE03A
};

enum {
	RTC_PROT_UNLOCK1 = 0x586A,
	RTC_PROT_UNLOCK2 = 0x9136
};

enum {
	RTC_BBPU_PWREN	= 1U << 0,
	RTC_BBPU_BBPU	= 1U << 2,
	RTC_BBPU_AUTO	= 1U << 3,
	RTC_BBPU_CLRPKY	= 1U << 4,
	RTC_BBPU_RELOAD	= 1U << 5,
	RTC_BBPU_CBUSY	= 1U << 6
};

enum {
	RTC_BBPU_KEY	= 0x43 << 8
};

void rtc_bbpu_power_down(void);

54
#endif /* RTC_H */