mk48t59.h
1.29 KB
1
2
3
4
5
6
7
8
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
/*
* (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Andreas Heppel <aheppel@sysgo.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* Date & Time support for the MK48T59 RTC
*/
#if defined(CONFIG_RTC_MK48T59) && defined(CONFIG_CMD_DATE)
#define RTC_PORT_ADDR0 CONFIG_SYS_ISA_IO + 0x70
#define RTC_PORT_ADDR1 RTC_PORT_ADDR0 + 0x1
#define RTC_PORT_DATA CONFIG_SYS_ISA_IO + 0x76
/* RTC Offsets */
#define RTC_SECONDS 0x1FF9
#define RTC_MINUTES 0x1FFA
#define RTC_HOURS 0x1FFB
#define RTC_DAY_OF_WEEK 0x1FFC
#define RTC_DAY_OF_MONTH 0x1FFD
#define RTC_MONTH 0x1FFE
#define RTC_YEAR 0x1FFF
#define RTC_CONTROLA 0x1FF8
#define RTC_CA_WRITE 0x80
#define RTC_CA_READ 0x40
#define RTC_CA_CALIB_SIGN 0x20
#define RTC_CA_CALIB_MASK 0x1f
#define RTC_CONTROLB 0x1FF9
#define RTC_CB_STOP 0x80
#define RTC_WATCHDOG 0x1FF7
#define RTC_WDS 0x80
#define RTC_WD_RB_16TH 0x0
#define RTC_WD_RB_4TH 0x1
#define RTC_WD_RB_1 0x2
#define RTC_WD_RB_4 0x3
void rtc_set_watchdog(short multi, short res);
void *nvram_read(void *dest, const short src, size_t count);
void nvram_write(short dest, const void *src, size_t count);
#endif